 |
1970
1. Barton, N. 1970. A low strength material
for simulation of the mechanical properties of intact
rock in rock mechanics models. Proc. 2nd Cong. Int.
Soc. Rock Mech., Belgrade, Theme 3, Paper 15, 12
p.
1971
2. Barton, N. 1971. A model study of the
behaviour of steep excavated rock slopes. Ph.D.
Thesis, Univ. of London.
3. Barton, N. 1971. A relationship between
joint roughness and joint shear strength. Proc.
of Symp. of Int. Soc. Rock Mech. Rock Fracture,
Nancy, paper I.8, 20 p.
4. Barton, N. 1971. Discussion A comparison
between physical and numerical models of jointed
rock. Nancy, Vol. II: 133 140.
5. Barton, N. 1971. Discussion A discussion
of water pressure assumptions used in the back analysis
of failed rock slopes. Nancy, Vol. II: 167 170.
6. Barton, N. 1971. Discussion - Normal and
shear stiffness of joints in numerical FEM and FDM
models. Nancy, Vol. II: 133-137.
7. Barton, N. 1971. Discussion - A Comparison
between physical and numerical models of jointed
rock. Nancy, Vol. II: 137-140.
8. Barton, N. 1971. Estimation of in situ
shear strength from back analysis of failed rock
slopes. Proc. of Symp. of Int. Soc. Rock Mech. Rock
Fracture, Nancy, Paper II.27, 14 p.
9. Barton, N. 1971. Progressive failure of
excavated rock slopes. 13th US Symp. of Rock Mech.
Stability of rock slopes, Illinois, pp. 139-170.
10. Wickens, E.H. & Barton, N. 1971.
The application of photogrammetry to the stability
of excavated rock slopes. Photogrammetric Record,
7(37): 46-54.
1972
11. Barton, N. 1972. A model study of air
transport from underground openings situated below
groundwater level. Proc. of Symp. of Int. Soc. Rock
Mech., Percolation through fissured rock, Stuttgart,
Theme 3A, 20 p.
12. Barton, N. 1972. A model study of air
transport from underground openings situated below
ground water level. Bergmekanikk, Oslo, pp. 107-135,
Ingeniørforlaget, Oslo.
13. Barton, N. 1972. A model study of rock-joint
deformation. Int. Jour. Rock Mech. Min. Sci. and
Geomech. Abstr., Vol. 9, No. 5: 579-602.
14. Barton, N. 1972. Discussion The problem
of joint shearing in coupled stress flow analyses.
Stuttgart, Discussion, Theme 4, D4, 3 pp.
15. Barton, N. 1972. Modellforsøk
for bestemmelse av vann- og luftgjennomgang i oppsprukket
fjell. [Model test for estimating water and air
flow in jointed rock], NGI Publ. 92: 37-46.
1973
16. Barton, N. 1973. A review of the shear
strength of filled discontinuities in rock. Fjellspregningsteknikk,
Bergmekanikk, Oslo, Tapir Press, Trondheim, pp.
19.1 19.38, Also NGI Publ. 105, 1974.
17. Barton, N. 1973. Review of a new shear
strength criterion for rock joints, Engineering
Geology, Elsevier, Amsterdam, Vol. 7, pp. 287-332.
Also NGI Publ. 105, 1974.
1974
18. Barton, N. 1974. Estimating the shear
strength of rock joints. Proc. of 3rd Congr. Int.
Soc. Rock Mech. Advances in rock mechanics, Denver,
Vol. IIA: 219-220.
19. Barton, N. 1974. Rock slope performance
as revealed by a physical joint model. Proc. of
3rd Congr. Int. Soc. Rock Mech. Advances in rock
mechanics. Denver, Vol. IIB: 765-773.
20. Barton, N., Lien, R. & Lunde, J. 1974.
Engineering classification of rock masses for the
design of tunnel support. Rock Mechanics. 6: 4:
189-236.
1975
21. Barton, N. 1975. Classification of rock
masses to distinguish self supporting tunnels from
those requiring support. Proc. of Soc. of Min. Engrs
Meeting, Salt Lake City. Pre-print 75-AM-333.
1976
22. Barton, N. 1976. Discussion of Ward et
al. Performance of tunnel support systems in the
Four Fathom Mudstone. Proc. of Int. Symp. Tunnelling
'76, London, Inst. of Mining and Metallurgy, pp.
358-360.
23. Barton, N. 1976. Panel Discussion Parameters
of importance to rock mechanics engineers. Johannesburg,
Vol. 2: 190-191.
24. Barton, N. 1976. Recent experiences with
the Q-system of tunnel support design. Proc. of
Symposium Exploration for Rock Engineering, Johannesburg,
A.A. Balkema Publ., Vol. 1: 107-117. Discussion,
Vol. 2: 167-172. Also NGI Publ. 119, 1978.
25. Barton, N. 1976. The shear strength of
rock and rock joints. Int. Jour. Rock Mech. Min.
Sci. and Geomech. Abstr., Vol. 13, No. 9: 255-279.
Also NGI Publ. 119, 1978.
26. Barton, N. 1976. Skjærfasthet av
sprekker for bestemmelse av fjellskråningsstabilitet.
[Shear strength of joints for estimating the stability
of rock slopes], NGI Publ. 112: 41-46.
27. Barton, N. 1976. Unsupported underground
openings. Rock Mechanics Discussion Meeting, Befo,
Swedish Rock Mechanics Research Foundation, Stockholm,
pp. 61-94.
1977
28. Barton, N. 1977. Artificial slopes in
complex formations: Reduced stability with time.
Panel contribution, Session 4, Vol. 2, 5 p. Proc.
of Int. Symp. The Geotechnics of Structurally Complex
Formations, Capri, 1977, Associazione Geotechnica
Italiana.
29. Barton, N. 1977. Discussion Estimating
the shear strength of complex discontinuities. Session
2, Discussion, Vol. 2, 5 p., Capri 1977.
30. Barton, N. & Choubey, V. 1977. The
shear strength of rock joints in theory and practice.
Rock Mechanics 1/2:1-54. Vienna: Springer. Also
NGI Publ. 119, 1978.
31. Barton, N., Lien, R. & Lunde, J. 1977.
Estimation of support requirements for underground
excavations. Proc. of 16th Symp. on Design Methods
in Rock Mechanics, Minnesota, 1975. pp. 163-177.
ASCE, NY. Discussion pp. 234-241.
1978
32. Barton, N. 1978. Discussion on Peterhead
Power Station cooling water intake tunnel: An engineering
case study. by J.M. Edmond and J.D. Graham, Q.J1.
Engng. Geol., Vol. II: 263-265.
33. Barton, N. 1978. Physical model studies
of large span underground openings. Rock Mechanics
Meeting, Befo, Swedish Rock Mechanics Research Foundation,
Stockholm, pp. 95-117.
34. Barton, N. & Hansteen, H. 1978. Large
underground openings at shallow depth: Comparison
of deformation magnitudes from jointed models and
linear elastic F.E. analyses. Fjellsprengningsteknikk,
Bergmekanikk, Oslo, pp. 20.1-20.30.Tapir Press,
Trondheim, 1979.
35. ISRM, 1978. Suggested methods for the
quantitative description of discontinuities in rock
masses. (Coordinator, Barton, N.) Int. J. Rock Mech.
Sci. and Geomech. Abstr., Vol. 15: 319-368, Pergamon.
1979
36. Barton, N. 1979. Discussion Effect of
horizontal stress on pillar deformation. Proc. 4th
Congr. Int. Soc. Rock Mech. Montreux .Vol. 3: 401-402.
37. Barton, N. 1979. Discussion Influence
of block size on the shear strength of joints. Proc.
4th Congr. Int. Soc. Rock Mech. Montreux .Vol. 3:
219-220.
38. Barton, N. 1979. Model studies of very
large underground openings at shallow depth. Proc.
4th Congr. Int. Soc. Rock Mech. Montreux, Vol. 1:
583-590.
39. Barton, N. & Hansteen, H. 1979. Very
large span openings at shallow depth: Deformation
magnitudes from jointed models and F.E. analysis,"
4th Rapid Excavation and Tunnelling Conference,
RETC; Atlanta Georgia, Vol. 2: 1131-1353. Eds A.C.
Maevis and W.A. Hustrulid. American Institute of
Mining, Metallurgical, and Petroleum Engineers,
Inc. New York, New York, 1979.
40. Galster, R.W. & Barton, N. 1979.
Medals and Awards for 1978, Citation and Response.
E.B. Burwell Jr. Award, Geol.Soc. of America, Bulletin,
Part II: 629-632.
1980
41. Barton, N. 1980. Discussion of paper
by J. Krahn and N.R. Morgenstern The ultimate frictional
resistance of rock discontinuities. Int. J. Rock
Mech. Min. Sci. and Geomech. Abstr., Vol. 17: 65-78.
Pergamon.
42. Barton, N. 1980. Estimation of in situ
joint properties, Nåsliden mine. Int. Conf.
on Application of Rock Mechanics to Cut-and-Fill
Mining, Luleå, Sweden, Institution of Mining
and Metallurgy, London.
43. Barton, N. & Bandis, S. 1980. Some
effects of scale on the shear strength of joints.
Int. J. Rock Mech. Min. Sci. and Geomech. Abstr.,
Vol. 17: 69-73. Pergamon.
44. Barton, N., Løset, F., Lien, R. &
Lunde, J. 1980. Application of the Q system
in design decisions concerning dimensions and appropriate
support for underground installations. Int. Conf.
on Sub surface Space, Rockstore, Stockholm, Sub
surface Space, 2: 553-561.
45. Barton, N. 1980. Discussion - Shear Strength
of Rock Joints, Quarried Rocks and Gravels - Point
of Contact. Euromech. 133, Oxford 1980.
1981
46. Bandis, S., Lumsden, A. & Barton, N.
1981. Experimental studies of scale effects
on the shear behaviour of rock joints. Int. J. of
Rock Mech. Min. Sci. and Geomech. Abstr. 18, 1 21.
47. Barton, N. 1981. Hydraulic fracturing
to estimate minimum stress and rockmass stability
at a pumped hydro project. Proc. of Workshop on
Hydraulic Fracturing Stress Measurements, Monterey,
California.
48. Barton, N. 1981. Shear strength investigations
for surface mining. 3rd Int. Conf. on Stability
in Surface Mining, Vancouver, Ch. 7: 171-192, AIME.
49. Barton, N. 1981. Some scale dependent
properties of joints and faults. Geophysical Research
Letters, Vol. 8, No. 7: 667-670.
50. Barton, N. & Kjærnsli, B. 1981.
Shear strength of rockfill. J. of the Geotech. Eng.
Div., Proc. of ASCE, Vol. 107: GT7: 873-891. Proc.
Paper 16374, July.
51. Hardin, E.L., Barton, N., Lingle, R., Board
M.P. & Voegele, M.D. 1981. A heated flatjack
test series to measure the thermomechanical and
transport properties of in situ rock masses. Office
of Nuclear Waste Isolation, Columbus, OH. ONWI-260,
193 p.
52. Voegele, M.D., Hardin, E.L., Lingle, R.,
Board M.P. & Barton, N. 1981. Site characterization
of joint permeability using the heated block test.
Proc., 22nd US Rock Mech. Symp., Boston.
1982
53. Barton, N. 1982. Block tests for rock
mass characterization. Proc. of Conf. on Updating
Subsurface Sampling of Soils and Rocks and their
In Situ Testing, Santa Barbara, California.
54. Barton, N. 1982. Characterizing rock
masses to improve excavation design. Panel Report,
Theme II Tunnelling and Excavation, 4th Congress
IAEG, New Delhi.
55. Barton, N. 1982. Modelling rock joint
behaviour from in situ block tests: Implications
for nuclear waste repository design. Office of Nuclear
Waste Isolation, Columbus, OH, 96 p., ONWI-308,
September 1982.
56. Barton, N. & Bandis, S. 1982. Effects
of block size on the shear behaviour of jointed
rock. Keynote Lecture, 23rd US Symposium on Rock
Mechanics, Berkeley, California.
57. Barton, N. & Lingle, R. 1982. Rock
mass characterization methods for nuclear waste
repositories in jointed rock. Proc. of ISRM Symposium,
Rock Mechanics, Caverns and Pressure Shafts, Aachen,
Germany.
1983
58. Bandis, S., Lumsden, A.C. & Barton, N.
1983. Fundamentals of rock joint deformation.
Int. J. Rock Mech. Min. Sci. and Geomech. Abstr.
Vol. 20: 6: 249-268.
59. Barton, N. 1983. Application of Q system
and index tests to estimate shear strength and deformability
of rock masses. Panel Report, Int. Symp. on Engineering
Geology and Underground Construction, Lisbon, Portugal.
60. Barton, N. 1983. Chapter 1.5: Discontinuities.
Ground Engineers Reference Book, Editor: F. Bell,
Butterworth Scientific, Ltd.
61. Barton, N. & Bakhtar, K. 1983. Instrumentation
and analysis of a deep shaft in quartzite. Proc.
of 24th US Symp. on Rock Mechanics, Texas A&M
University.
62. Barton, N. & Bandis, S. 1983. Rock
joint deformation and permeability coupling. Proc.
5th Int. Congr. Rock Mech. Melbourne.
63. Lingle, R., Bakhtar, K. & Barton, N.
1983. Extraordinary instrumentation applications.
Int. Symp. on Field Measurements in Geomechanics,
Zurich.
1984
64. Bakhtar, K. & Barton, N. 1984. Large
scale static and dynamic friction experiments. Proc.
25th US Rock Mechanics Symp. Northwestern Univ.,
Illinois.
65. Barton, N. 1984. Effects of rock mass
deformation on tunnel performance in seismic regions.
Proc. Caracas Symp., Adv. Tunnel. Technol. and Subsurf.
Use. Vol. 4: 3: 89-99.
66. Barton, N. & Bakhtar, K. 1984. Bolt
design based on shear strength. Proc. of Int. Symp.
on Rock Bolting, Theory and Application in Mining
and Underground Construction. Abisko, Sweden.
67. Barton, N., Bakhtar, K. & Bandis, S.
1984. Rock joint description and modelling for
prediction of near field repository performance.
Materials Research Society Annual Meeting, Boston.
Symp. D: Scientific Basis for Nuclear Waste Management.
68. Hardin, E., Barton, N., Voegele, M., Board,
M., Lingle, R., Pratt, H. & Ubbes, W. 1984.
Measuring the thermomechanical and transport properties
of a rock mass using the heated block test. MRS
Annual Meeting, Boston.
1985
69. Bakhtar, K., Barton, N., Rakop, R. &
Jones, A.H. 1985. Modelling fracture permeability
around a well during depletion. Society of Petroleum
Engineers, Bakersfield. SPE 13671.
70. Bandis, S., Barton, N. & Christianson,
M. 1985. Application of a new numerical model
of joint behaviour to rock mechanics problems. Proc.
Int. Symp. on Fundamentals of Rock Joints, Björkliden,
Sweden, pp. 345 355. Centek Publishers.
71. Barton, N. 1985. Deformasjonsfenomener
i bergmasser [Rock mass deformation phenomena),
Fjellsprengningsteknikk/Bergmekanikk/Geoteknikk,
Oslo. 32.1-32.24.
72. Barton, N. 1985. Rock joint modelling
applied to jointed reservoirs. Proc. Chalk Symposium,
Stavanger, Norway.
73. Barton, N., Bandis, S. & Bakhtar, K.
1985. Strength, deformation and conductivity
coupling of rock joints. Int. J. Rock Mech. &
Min. Sci. & Geomech. Abstr. 22: 3: 121-140.
74. Barton, N., Hårvik, L., Christianson,
M., Bandis, S., Makurat, A., Chryssanthakis, P.
& Vik, G. 1985. Numerical analyses and laboratory
tests to investigate the Ekofisk subsidence. Fjellsprengningsteknikk/Bergmekanikk/Geoteknikk,
Oslo. 21.1-21.23.
75. Barton, N., Makurat, A., Vik G. & Løset,
F. 1985. The modelling and measurement of super
conducting rock joints. 26th US Symp. on Rock Mechanics,
Rapid City, S. Dakota, pp. 487-495.
76. Bush, D.D. & Barton, N. 1985. Pore
pressure effects on the minimum principal stress
magnitude and direction in shallow tar sands. 26th
US Symp. on Rock Mechanics, Rapid City, S. Dakota,
pp. 1087-1094.
77. Barton, N. & Hårvik, L. 1985.
Beregning av Sprekker i Berg med EDB. [Calculation
of joints in rock with a computer] Bygg. Bd. 33:
4: 31.
78. Barton, N. 1985. Book Review - Design
and performance of underground excavations. Cambridge
ISRM Symp., Rock Mechanics, Springer Vol. 18. No.
2.
1986
79. Bakhtar, K. & Barton, N. 1986. In
situ rock deformability tests at the Rocky Mountain
Pumped Hydro Project. Proc. 27th US Rock Mech. Symp.,
Univ. of Alabama.
80. Bandis, S. and N. Barton, 1986. Failure
Modes of Deep Boreholes. Proc. 27th US Rock Mech.
Symp., Univ. of Alabama.
81. Bandis, S.C., Nadim, F., Lindman, J. &
Barton, N. 1986. Stability investigations of
modelled rock caverns at great depth. Proc., International
Symposium on Large Rock Caverns, Helsinki, Finland,
25-28 Aug.
82. Barton, N. 1986. Deformation phenomena
in jointed rock. 8th Laurits Bjerrum Memorial Lecture,
Oslo. Publ. in Geotechnique, Vol. 36: 2: 147-167.
83. Barton, N., Hårvik, L., Christiansson,
M., Bandis, S., Makurat, A., Chryssanthakis, P.
& Vik, G. 1986. Rock mechanics modelling
of the Ekofisk reservoir subsidence. Proc. 27th
US Rock Mech. Symp., Univ. of Alabama.
84. Barton, N., Hårvik, L., Christiansson,
M. &Vik, V. 1986. Estimation of joint deformation,
leakage potential and lining stresses for a planned
urban road tunnel. Proc. of Int. Conf. on Large
Rock Caverns, Helsinki.
85. Barton, N., Lien, R., Løset, F., Løken,
T., Grimstad, E., Hansteen, H., Hårvik, L.
& Christiansson, M. 1986. Methods for selecting
support in sub sea rock tunnels. Proc. of Int. Symp.
Strait Crossings. Stavanger, Norway.
86. Grimstad, E., Barton, N., Lien, R., Lunde,
J. & Løset, F. 1986. Classification
of rock masses with respect to tunnel stability
- New experiences with the Q-system. (In Norwegian)
in Fjellsprengningsteknikk, Bergmekanikk, Geoteknikk,
pp. 30.1-3.18, Tapir Press, 1986.
1987
87. Bandis, S., Lindman, J. & Barton, N.
1987. Three dimensional stress state and fracturing
around cavities in overstressed weak rock. Proc.
of 6th ISRM Congress, Montreal, Canada. Vol. 2:
769-775.
88. Barton, N. 1987. Ekofisk subsidence and
compaction The discontinuum approach. Rock Mechanics
Discussion Meeting, BeFo, Stockholm, Sweden.
89. Barton, N. 1987. Influence of deformation
on the behaviour of structures in jointed rocks.
Proc. 1st Sino British Geological Conference, Taipei,
Taiwan.
90. Barton, N. 1987. Rock mass classification
and tunnel reinforcement selection using the Q system.
Proc. ASTM Symp. on Rock Classification Systems
for Engineering Purposes, Cincinnati, Ohio.
91. Barton, N. Fluid flow and waste isolation.
Theme 1, Moderator Report, ISRM Congress, Montreal,
Vol. 3, 1406-1410.
92. Barton, N. 1987. Predicting the behaviour
of underground openings in rock. Manuel Rocha Memorial
Lecture, Lisbon. NGI Publication 172, 1988. Also
Geotecnia 53, July 1988 (in Portugese).
93. Barton, N. & Bakhtar, K. 1987. Description
and modelling of rock joints for the hydrothermalmechanical
design of nuclear waste vaults. Atomic Energy of
Canada Limited. TR-418. Volumes I and II.
94. Barton. N. & Bandis, S. 1987. Rock
joint model for analyses of geological discontinua.
Proc. 2nd Int. Conf. on Constitutive Laws for Engineering
Materials. Univ. of Arizona.
95. Barton, N., Makurat, A., Christianson, M.
& Bandis, S. 1987. Modelling rock mass conductivity
changes in disturbed zones. Proc. 28th US Rock Mech.
Symp. Tucson, Arizona, pp. 563-574.
96. Barton, N., Vik, G., Johansen, P.M. &
Makurat, A. 1987. Rock mechanics investigations
for unlined pressure tunnels and air cushion surge
chambers. Proc. of Int. Conf. Hydropower '87. Oslo,
Norway.
97. Barton, N. 1988. Some aspects of rock
joint behaviour under dynamic conditions. Seminar
on Mechanics and Engineering of Rocks, Torino, Italy,
17.1-17.14, Torino Politecnica.
98. Barton, N. & Makurat, A. 1988. Modelling
excavation responses in jointed rock. OECD/AECL
Workshop: Excavation Response in Deep Radioactive
Waste Repositories, Winnipeg, Canada.
99. Barton, N., Chryssanthakis, P. & Monsen,
K. 1988. Validation of MUDEC against Colorado
School of Mines block test data. SKB Tech. Rept.
88-14, Swedish Nuclear Fuel and Waste Management
Co., Stockholm.
1988
100. Barton, N., Makurat, A., Hårvik,
L., Vik, G., Bandis, S., Christianson, M. &
Addis, A. 1988. The discontinuum approach
to compaction and subsidence modelling as applied
to Ekofisk. BOSS '88. Proc. of Int. Conf. on Behaviour
of Offshore Structures, Trondheim. Vol. 1: 129-141.
101. Barton, N., Chryssanthakis, P. & K.
Monsen, 1988. Validation of the computer code
MUDEC against the Colorado School of Mines block
test data. Paper presented in the Geoval-88 International
Conference, May 1988, Stockholm, Sweden.
102. Makurat, A. & Barton, N. 1988.
Rock mechanical computation of deformations and
joint apertures during excavation of the Fjellinjen
tunnels. Paper 27.1-27.27, Bergmekanikkdag, Tapir
Press, Oslo 1988.
103. Grimstad, E. & Barton, N. 1988. Design
and methods of rock support. Norwegian Tunnelling
Today, Publ. 5: 59-64.
104. Bandis, S.C., Barton, N., Vardakis, G.
& Addis, M.A. 1988. Instability and stress
transformations around underground excavations
in highly stressed anisotropic media.
1989
105. Barton, N. 1989. Cavern design for
Hong Kong rocks. Proc. of I.M.M. Hong Kong Seminar
Rock Cavern Hong Kong. Ed. Malone and Whiteside,
pp. 179-202.
106. Barton, N., Monsen, K., Chryssanthakis,
P. & Norheim, Ø. 1989. Rock mechanics
design for high pressure gas storage in shallow
lined caverns. Proc. of Int. Conf. Storage of
Gases in Rock Caverns, Trondheim, Norway, pp.
159 176. Balkema.
107. Makurat, A., Barton, N., Tunbridge, L.
& Vik, G. 1989. Mechanical and hydraulic
properties of joints at different scales. Proc.
of NEA/SKB Int. Symp. on The Stripa Project, Stockholm.
108. Makurat, A., Barton, N., Vik, G. &
Bandis, S. 1989. Investigation of disturbed
zone effects and support strategies for the Fjellinjen
road tunnels under Oslo. Proc. of International
Tunnelling Association Conf., Toronto.
1990
109. Addis, M.A., Barton, N., Bandis, S.C.
& Henry, J.P. 1990. Laboratory studies
on the stability of vertical and deviated boreholes.
65th Annual Technical Conference and Exhibition
of the Society of Petroleum Engineers, New Orleans,
September 23-26, 1990.
110. Bandis, S.C. and N. Barton, 1990, Underground
engineering geology. Panel report on sub-theme:
tunnels and shafts. Sixth International Congress
of the International Association of Engineering
Geology, Amsterdam, The Netherlands, 1990.
111. Bandis, S.C., C.A. Demiris, N. Barton
and A. Makurat, 1990. Discrete modelling of
jointed rock structures. 2nd European Specialty
Conference on Numerical Methods for Geotechnical
Engineering, Santander, September 1990.
112. Barton, N. 1990. Scale effects or
sampling bias? Closing lecture. Proceedings of
the First International Workshop on Scale Effects
in Rock Masses, Loen, Norway 7-8 June 1990.
113. Barton, N. & Bandis, S.C. 1990.
Review of predictive capabilities of JRC-JCS model
in engineering practice. International Symposium
on Rock Joints. Loen 1990. Proceedings, pp. 603-610,
1990.
114. Barton, N., Makurat, A. & Grimstad,
E. 1990. Tunnelling by numbers. Tunnels &
Tunnelling, July 1990, pp. 58-59.
115. Barton, N., Tunbridge, L., Løset,
F., Kristiansen, J. & Vik, G. 1990. Olympic
ice hockey cavern of 60m span - rock mechanics
investigations. Proceedings, Fjellsprengningsteknikk/Bergmekanikk/Geoteknikk
November 1990, 36.1-36.21.
116. Chryssanthakis, P. & Barton, N. 1990.
Joint roughness (JRCn, characterization of a rock
joint and joint replica at 1m scale. International
Symposium on Rock Joints. Loen 1990. Proceedings,
pp. 27-33, 1990.
117. Chryssanthakis P. & Barton, N. 1990.
Modelling the effect of glaciation, ice flow
and deglaciation on the Lansjärv region in
N. Sweden. 7th Geology Conference, Structural
and Tectonic Modelling and its Application to
Petroleum Geology. Stavanger, October 1990.
118. Chryssanthakis, P., Barton, N., Lanru,
J. & Stephansson, O. 1990. Modelling the
effect of glaciation, ice flow and deglaciation
on large faulted rock masses. paper presented
in the Geoval-90 International Conference, May
1990, Stockholm, Sweden.
119. Koestler, A.G., Makurat, A., Barton, N.
& Monsen, K. 1990. Numerical simulation
of jointed and faulted rock behaviour for petroleum
reservoirs. 7th Geology Conference, Structural
and Tectonic Modelling and Its Application to
Petroleum Geology. Stavanger, October 1990.
120. Makurat, A., Barton, N., Vik, G., Chryssanthakis
P. & Monsen, K. 1990. Jointed rock mass
modelling. International Symposium on Rock Joints.
Loen 1990. Proceedings, pp. 647-656, 1990.
121. Makurat, A., Barton, N., Rad, N.S. &
Bandis, S. 1990. Joint conductivity variation
due to normal and shear deformation. Int. Symp.
on Rock Joints. Loen 1990. Proceedings, pp. 535-540.
122. Hakami, E. & Barton, N. 1990.
Aperture measurements and flow experiments using
transparent replicas. Int. Symp. on Rock Joints,
Loen 1990. Proceedings, pp. 383-390.
123. Makurat, A., Barton, N., Tunbridge L.
& Vik, G. 1990. The measurement of the
mechanical and hydraulic properties of rock joints
at different scales in the Stripa Project. International
Symposium on Rock Joints. Loen 1990. Proceedings,
pp. 541-548, 1990.
124. Stephansson, O., Savilahti, T., Barton,
N. & Chryssanthakis, P. 1990. Validation
of two rock mechanics codes against Colorado School
of Mines block test data. paper presented in Geoval-90
International Conference, May 1990, Stockholm,
Sweden.
1991
125. Barton, N. 1991. Geotechnical Design.
World Tunnelling, November 1991, pp. 410-416.
126. Barton, N., Tunbridge, L., Løset,
L., Westerdahl, H., Kristiansen, L., Vik, G. &
Chryssanthakis, P. 1991. Design studies for
Norway's Olympic cavern. Tunnels and Tunnelling,
October, 1991.
127. Barton, N., Tunbridge, L., Løset,
L., Westerdahl, H., Kristiansen, L., Vik, G. &
Chryssanthakis, P. 1991. Norwegian Olympic
ice hockey cavern of 60m span. Proc. of 7th ISRM
Congress, Aachen, Germany.
128. Chryssanthakis, P., Monsen, K. & Barton,
N. 1991. Tunnelling in jointed rock simulated
in a computer. (In Norwegian). Tunneller og Undergrunnslanlegg,
1989-1991, NTNF, Oslo, pp. 23-28.
129. Chryssanthakis, P., Monsen, K. & Barton,
N. 1991. Validation of UDEC-BB against the
CSM block test and large scale application to
glacier loading of jointed rock masses. Proc.
7th. ISRM Cong. Aachen, Ed. W. Wittke, A.A.Balkema,
693-698.
1992
130. Barton, N., By, T.L., Chryssanthakis,
P., Tunbridge, L., Kristiansen, J., Løset,
F., Bhasin, R.K., Westerdahl, H. & Vik, G.
1992. Comparison of prediction and performance
for a 62m span sports hall in jointed gneiss.
4th Int. Rock Mechanics and Rock Engineering Conf.,
Torino, Italy, Ed. G. Barla, pp. 17.1-17.15.
131. Barton, N., Grimstad, E., Aas, G., Opsahl,
O.A., Bakken, A., Pedersen, L. & Johansen,
E.D. 1992. Norwegian Method of Tunnelling.
WT Focus on Norway, World Tunnelling, June/August
1992.
132. Barton, N., Løset, F., Smallwood,
A., Vik, G., Rawlings, C., Chryssanthakis, P.,
Hansteen, H. & Ireland, T. 1992. Geotechnical
core characterisation for the UK radioactive waste
repository design. 1992 Proc. of ISRM Symp. EUROCK,
Chester, UK.
133. Barton, N., Løset, F., Smallwood,
A., Vik, G., Rawlings, C., Chryssanthakis, P.,
Hansteen, H. & Ireland, T. 1992. Radioactive
waste repository design using Q and UDEC-BB. Proc.
of ISRM Symposium. Fractured and Jointed Rock
Masses. Lake Tahoe, USA.
134. Barton, N., Makurat, A. Monsen, K., Vik,
G. & Tunbridge, L. 1992. Geotechnical
predictions of the excavation disturbed zone at
Stripa. Proc. Fourth International Symposium on
the OECD/NEA Stripa Project, 14-16 October 1992,
Stockholm, Sweden, pp. 77-96.
135. Barton, N., Myrvang, A., Bollingmo, P.,
Morseth B. & Huth, H. 1992. 60m span Olympic
cavern in Norway. Proceedings of ITA Congress,
Acapulco, Mexico, 1992.
136. Chryssanthakis, P. & Barton, N. 1992.
Predicting performance of the 62m span ice
hockey cavern in Gjøvik, Norway. Proc.
of Int. Conf. "Fractured and Jointed Rock
Masses, Lake Tahoe, CA, Pre-prints, LBL, 32379,
Vol. 3.
137. Gutierrez, M., Tunbridge, L., Hansteen,
H., Makurat, A. Barton, N. & Landa, G.H. 1992.
Discontinuum simulation of fractured chalk reservoir
behaviour - Ekofisk. Fourth North Sea Chalk Symposium,
Deauville, France.
138. Monsen, K., Makurat, A. & Barton,
N. 1992. Numerical modelling of disturbed
zone phenomena at Stripa. 1992 Proc. of ISRM Symp.
EUROCK, Chester, UK.
139. Barton, N. 1993. Physical and discrete
element models of excavation and failure in jointed
rock. Keynote lecture presented at ISRM Int. Symp.
on Assessment and Prevention of Failure Phenomena
in Rock Engineering, 5-7 April, Istanbul, Turkey.
140. Barton, N. 1993. Tunnel sikring ved
NMT basert på borekjernelogging. (In Norwegian)
[Tunnel support based on drillcore logging] Fjellsprengningsteknikk,
Bergmekanikk, Geoteknikk 1993.
1993
141. Bhasin, R., Barton, N. & Løset,
F. 1993. Engineering geological investigations
and the application of rock mass classification
approach in the construction of Norway's underground
Olympic stadium. Engineering Geology 35: 93-101.
Elsevier Science Publishers, Amsterdam.
142. Grimstad, E., Barton, N. & Løset,
F. 1993. Rock mass classification and NMT
support design using a new Q-system chart. World
Tunnelling, September 1993.
143. Grimstad, E. & Barton, N. 1993. Updating
of the Q-System for NMT. Proceedings of the International
Symposium on Sprayed Concrete - Modern Use of
Wet Mix Sprayed Concrete for Underground Support,
Fagernes, 1993, (Eds Kompen, Opsahl and Berg.
Norwegian Concrete Association, Oslo.
144. Makurat, A., Barton, N. & Monsen,
K. 1993. The Stripa Project, Rock mechanical
characterisation and disturbed zone modelling.
Salzburger Colloquium Felsbau 11 (1993) No. 1.
145. Rawlings, C.G., Barton, N., Bandis, S.C.,
Addis, M.A. & Gutierrez, M. 1993. Laboratory
numerical and discontinuum modelling of wellbore
stability during drilling in low permeability
reservoirs. J. of Petroleum Technology, Nov. 1993,
pp. 1086-1092.
1994
146. Barton, N. 1994. NMT or NATM, Horses
for Courses. Int. Min. Equip. Review, Autumn,
1994, pp. 210-212.
147. Barton, N. Updating the NATM. Letter
to the Editor Tunnels and Tunnelling Dec. '94
148. Barton, N. 1994. A Q-system case record
of cavern design in faulted rock. 5th Int. Rock
Mechanics and Rock Engineering Conf., Tunnelling
in difficult conditions, Torino, Italy, pp. 16.1-16.14.
149. Barton, N. & Grimstad, E. 1994.
The Q-system following twenty years of application
in NMT support selection. 43rd Geomechanic Colloquy,
Salzburg. Felsbau, 6/94. pp. 428-436.
150. Gutierrez, M., Tunbridge, L., Hansteen,
H., Makurat, A., Barton, N. & Landa, G.H.
1994. Modelling of the compaction behaviour
of fractured chalk. Proceedings of Eurock '94.
151. Barton, N. & Grimstad, E. 1994.
Rock mass conditions dictate choice between NMT
and NATM. Tunnels & Tunnelling, October 1994,
pp. 39-42.
152. Barton, N. & Hansen, S.E. 1994.
Rock engineering investigations for the prediction
of performance of the Gjøvik Olympic Mountain
Hall. Paper for the Vision EUREKA Conference:
Underground Openings for Public Use. Gjøvik,
14-17 June 1994.
153. Barton, N., By, T.L., Chryssanthakis,
P., Tunbridge, L., Kristiansen, J., Løset,
F., Bhasin, R.K., Westerdahl, H. & Vik, G.
1994. Predicted and measured performance of
the 62m span Norwegian Olympic Ice Hockey Cavern
at Gjøvik. Int. J. Rock Mech, Min. Sci.
& Geomech. Abstr. 31:6: 617-641. Pergamon.
154. Barton, N., Yufin, S.A. & Swoboda,
G. 1994. Engineering Decisions in Rock Mechanics
Based on Numerical Modelling. Eighth International
Conference of the International Association for
Computer Methods and Advances in Geomechanics,
Morgantown, WV, 22-28 May 1994.
155. Barton, N., Yufin, S.A., Chryssanthakis,
P., By, T.L. & Kagan, M.L. 1994. Direct
and back analysis numerical techniques in rock
engineering. Paper presented at Symposium on New
Directions in Rock Mechanics, Shenyang, China.
156. Gutierrez, M. & Barton, N. 1994.
Numerical modelling of the hydro-mechanical behaviour
of single fractures. In Nelson and Laubach (eds.)
Rock Mechanics: Models and Measurements, Challenges
from Industry, pp. 165-172.
157. Løset, F., Barton, N., Bhasin,
R.K.. Rawlings, C.G. & Vik, G. 1994. A
system for presentation of engineering geological
data for tunnel design. Proc., ITA Congress on
Tunnelling and Ground Conditions, Cairo, 1994.
1995
158. Barton, N. 1995. Design of tunnels
using NMT and verification with UDEC-BB. Paper
presented at the International Seminar on Development
and Transfer of New Technologies in Rock Engineering
for Vietnam, Hanoi, 28-29 March 1995.
159. Barton, N. 1995. Rock mechanics investigations
for radioactive waste repository design. Paper
presented at Seoul Symposium on Rock Cavern Stadium
Project, 30th March 1995 in Seoul.
160. Barton, N. 1995. Permanent support
for tunnels using NMT. Paper presented at the
Korean Rock Mechanics Society Spring '95 Conference,
Seoul, 31 March 1995.
161. Barton, N. 1995. The influence of
joint properties in modelling jointed rock masses.
Keynote Lecture, 8th ISRM Congress, Tokyo, 3:
1023-1032, Balkema, Rotterdam.
162. Barton, N. & Itoh, J. 1995. An
introduction to NMT: The Norwegian Method of Tunnelling.
Tunnel and Underground, Japan Tunnelling Association
Publ. Oct '95. (In Japanese).
163. Barton, N. & Itoh, J. 1995. The
Q-system and NMT support techniques. Tunnel and
Underground, Japan Tunnelling Association Publ.
Nov '95. (In Japanese).
164. Barton, N. & Itoh, J. 1995. Numerical
modelling for NMT design verification using UDEC-BB
and 3DEC." Tunnel and Underground, Japan
Tunnelling Association Publ. Dec '95. (In Japanese).
165. Bhasin, R., Barton, N., Grimstad, E. &
Chryssanthakis, P. 1995. Engineering geological
characterization of low strength anisotropic rocks
in the Himalayan region for assessment of tunnel
support. In Engineering Geology, 40 (1995) pp.
169-193.
166. Chryssanthakis, P., Barton, N. & Monsen,
K. 1995. Dynamic loading of physical and numerical
models of very large underground openings. Paper
presented in the 8th International Congress in
Rock Mechanics Tokyo, Japan 25-30 Sept '95, Vol.
3.
167. Gutierrez, M., Barton, N. & Makurat,
A. 1995. Compaction and subsidence in North
Sea hydrocarbon fields. Paper presented at the
8th ISRM Congress, Workshop on Rock Foundation
of Large-Scale Structures.
1996
168. Quadros, E.F. de & Barton, N. 1996.
Influência des Propriedades des Fraturas
na Modelacão dos Macicos Rochoosos. CBMR,
Brasil.
169. Barton, N. 1996. Estimating rock mass
deformation modulus for excavation disturbed zone
studies. International Conference on Deep Geological
Disposal of Radioactive Waste, Winnepeg, 1996,
EDZ workshop, pp. 133-144, Canadian Nuclear Society.
170. Barton, N. & Chryssanthakis, P. 1996.
Design of tunnels for NMT using fibre-reinforced
shotcrete and bolting as permanent support. Proceedings
of Second International Symposium on Sprayed Concrete,
Gol, 1996
171. Barton, N. 1996. Investigation, design
and support of major road tunnels in jointed rock
using NMT principles. Keynote Lecture, IX Australian
Tunnelling Conf. Sydney, 145-159.
172. Fong, C. & Barton, N. 1996. Investigation,
design and support of major road tunnels in jointed
rock using NMT principles. Keynote Lecture for
IX Australian Tunnelling Conference. Breaking
New Ground. August 1996. Chinese translation by
Dr. Chris Fong, Sinotech, Taiwan
173. Barton, N. & Warren, C. 1996. Rock
mass classification of chalk marl in the UK Channel
Tunnels. Channel Tunnel Engineering Geology Symposium,
Brighton, September 1995.
174. Bhasin, R., Barton, N., Grimstad, E.,
Chryssanthakis, P. & Shende, E.P. 1996.
Comparison of predicted and measured performance
of a large cavern in the Himalayas. Int. J. Rock
Mech. Min. Sci. & Geomech. Abstr., No. 6,
pp. 607-626, 1996.
175. Løset, F., Barton, N., Grimstad,
E. & Kveldsvik, V. 1996. The Q-method
used in TBM tunnels, field mapping and core logging.
Rock Mechanics Conference, Stockholm.Nat. Rock
Mech. Symp.
176. Sharp, J.C., Warren, C.D., Barton, N.R.
& Mairwood, R. 1996. Fundamental evaluations
of the chalk marl for the prediction of UK marine
tunnel stability and water inflows. Ch. 32 in
Engineering Geology of the Channel Tunnel. Eds.
Harris, Hart, Varley, Warren, pp. 472-507.
177. Barton, N. 1996. Rock mass characterization
and seismic measurements to assist in the design
and execution of TBM projects. Proc. of 1996 Taiwan
Rock Engineering Symposium, Keynote Lecture, pp.
1-16.
178. Chryssanthakis, P., Bhasin, R.K. &
Barton, N. 1996. Using NMT principles in predicting
performance of a powerhouse in the Himalayas,
India. Conf. on Recent Advances in Tunnelling
Technology. 143-155. New Dehli.
1997
179. Shen, B. & Barton, N. 1997. The
disturbed zone around tunnels in jointed rock
masses. Technical Note, Int. J. Rock Mech. Min.
Sci, Vol. 34: 1: 117-125.
180. Barton, N. & Quadros, E.F. 1997.
Joint aperture and roughness in the prediction
of flow and groutability of rock masses. Proc.
of NY Rocks '97. Linking Science to Rock Engineering.
Ed. K. Kim, pp. 907-916. Int. J. Rock Mech. and
Min. Sci. Vol. 34: No. 3-4.
181. Chryssanthakis, P., Barton, N., Lorig,
L., Christianson, M. 1997. Numerical simulation
of fibre-reinforced shotcrete in a tunnel using
the discrete element method. Proc. of NY Rocks
'97: Linking Science to Engineering. Ed. K. Kim,
pp. 845-854. Also: Int. J. Rock Mech and Min Sci.
Vol. 34, No. 3-4, 1997.
182. Chryssanthakis, P., Barton, N., Lorig,
L., Christianson, M., Suh, Y.H. 1997. Fibre-reinforced
shotcrete simulation using the discrete element
method. Proceedings of the First Asian Rock Mechanics
Sumposium, 13-15 October 1997, Seoul, Korea.
183. Chryssanthakis, P., Barton, N., Løset,
F., Lorig, L. & Christianson, M. 1997. Numerical
modelling of fibre-reinforced shotcrete. (In Norwegian).
Paper presented in the Rock Mechanics day in Oslo,
Nov. 1997, pp. 26.1-26.12 Proceedings of Fjellsprengningsteknikk
Bergmekanikk, Geoteknikk, 1997.
184. Bhasin, R.K. & Barton, N. 1997.
A comparison of Barton-Bandis joint constitutive
model with the Mohr-Coulomb model using UDEC.
Proc. of 1st Asian Rock Mech. Symp. ARMS '97,
Seoul, Korea, pp. 413-420.
1998
185. Barton, N. 1998. Quantitative description
of rock masses for the design of NMT reinforcement.
Keynote Lecture, Int. Conf. on Hydro Power Development
in Himalayas, Shimla, India, Balkema, Rotterdam.
186. Barton, N. 1998. NMT support concepts
for tunnels in weak rocks. Proc. of ITA World
Congress, São Paulo, Brazil.
187. Chryssanthakis, P., Barton, N., Løset,
F., Dallas, A. & Mitsotakis, K. 1998.
Application of Norwegian Method of Tunnelling
(NMT) in weak rocks in Western Greece. Proc. 3rd
North American Rock Mech. Symposium, NARMS '98
Cancun, Mexico.
188. Barton, N. 1998. General report on
underground excavation. Tunnelling and Foundations.
Proc. 3rd. North American Rock Mechanics Symposium,
NARMS '98, Cancun, Mexico.
189. Barton, N. 1998. Rockmass characterization
from seismic measurements. Keynote lecture, Proc
SAROCKS'98, 2nd Brazilian Symposium, 5th South
American Rock Mechanics Congress, Santos, Brazil.
Eds. L. da Silva et al. Vol. 2.
1999
190. Barton, N. 1999. TBM performance estimation
in rock using Qtbm. Tunnels and Tunnelling International,
Sept. 1999, pp. 30-34.
191. Bhasin, R.K., Barton, N., Makurat, A.,
Davies, N. & Cooper, A. 1999. Rock joint
and rock mass characterization at Sellafield.
Proc. of ITA Congress, Oslo. Challenges for the
21st Century. Eds. Alten et al. NFF, Balkema,
Rotterdam, pp. 35-41.
192. Barton, N. 1999. General report concerning
some 20th Century lessons and 21st Century challenges
in applied rock mechanics, safety and control
of the environment. Proc. of 9th ISRM Congress,
Paris, 3: 1659-1679, Balkema, Netherlands.
2000
193. Barton, N. 2000. TBM Tunnelling in
Jointed and Faulted Rock. 173p. Balkema, Rotterdam.
194. Barton, N. 2000. Rock mass classification
for choosing between TBM and drill-and-blast or
a hybrid solution. Keynote lecture, Proc. Int.
Conf. on Tunnels and Underground Structures, ICTUS
2000, Singapore. Balkema, Rotterdam.
2001
195. Barton, N. 2001. Are long tunnels
faster by TBM? Proc. Rapid Excavation and Tunnelling
Conf. RETC, San Diego, USA. Soc. Min. Eng., 819-828.
196. Barton, N. 2001. To blast or not to
blast - The choice of tunnelling method in the
Korean Peninsula. Proc. Int. Symp. Civil Engineering
for the Unification Era of the Korean Peninsula
in the 21st Century. Korean Society of Civil Engineers,
Ed. Chun-Su Chon. 249-259.
197. Olsson, R. & Barton, N. 2001.
An improved model for hydro-mechanical coupling
during shearing of rock joints. Int. J. Rock Mech.
Min. Sci. & Geomech. Abstracts, 38: 317-329.
Pergamon.
198. Roald, S., Barton, N & T. Nomeland,
2001. Grouting the third leg of underground
construction. Norwegian Tunnelling Society, Publ.
Nr. 12, 2001.
199. Barton, N., Buen, B. & Roald, S. 2001.
Strengthening the case for grouting. Tunnels
& Tunnelling International, Dec. 2001: 34-36,
and Jan. 2002: 37-39.
200. Monsen, K. & Barton, N. 2001.
A numerical study of cryogenic storage in underground
excavations, with emphasis on the rock joint response.
Int. J. Rock Mech. & Min. Sci. Vol. 38:1035-1045.
201. Barton, N. 2001. Letter to the Editor:
Rock mass characterization and classification.
Felsbau - Rock and Soil Engineering, 6/2001, December,
p.61.
202. Barton, N. 2001. Letter to the Editor:
Water and stress are fundamental to rock mass
characterization and classification. ISRM News
Journal, Vol. 7: 1: 4-5.
2002
203. Barton, N. 2002. Some new Q-value
correlations to assist in site characterization
and tunnel design. Int. J. Rock Mech. & Min.
Sci. Vol. 39/2:185-216.
204. Barton, N. 2002. Guest Editorial .
Destructive criticism - constructive thoughts.
J. of Rock Mechanics and Tunnelling Technology.
Vol. 8, No.1, Indian Society for Rock Mech. &
Tunnelling Tech.
205. Bhasin, R., Johansen, P.M., Barton, N.
& Makurat, A. 2002. Rock joint sealing
experiments using an ultra fine cement grout.
Proc. N. American Tunnelling Conf., Seattle.
206. Barton, N. 2002. Theoretical and empirical
understanding of pre-injection, and the possibility
of reduced support quantities in selected lengths
of tunnel. (in Norwegian). Miljø- og Samfunnstjenelige
Tunneler, Research Report, Oslo Road Authority,
Report 29.
207. Barton, N. 2002. New applications
of Q and the Q-parameters in engineering geology
and rock mechanics. Fjellsprengningsteknikk/Bermekanikk/Geoteknikk
2002, 40.1-40.15. (in Norwegian).
208. Barton, N. 2002. Different scales
of discontinuous behaviour in petroleum engineering.
Keynote lecture, Proc. 3rd Brazilian Rock Mechanics
Symposium, Sao Paulo, ABMS.
2003
209. Barton, N. & de Quadros, E. 2003.
Improved understanding of high pressure pre-grouting
effects for tunnels in jointed rock. Proc. of
10th ISRM Congress, South Africa, Vol.1, 85-91.
210. Barton, N. 2003. TBM or drill and
blast. Tunnels and Tunnelling International, 20-23,
June.
211. Barton, N. and Abrahao, R. 2003. Employing
the QTBM prognosis model. Tunnels and Tunnelling
International, 20-23, December.
212. Klüver, B.H. and Kveen, A. (and Barton,
N.) 2003. Berginjeksjon i praksis. (Rock injection
in practice), Miljø- og Samfunnstjenelige
Tunneler, Publikasjon nr. 104, Teknologiavdelingen,
Statens vegvesen, 63s. (Appendix A, pp.42-58,
N.Barton).
2004
213. Barton, N. 2004. Failure around tunnels
and boreholes and other problems in rock mechanics.
Letter to ISRM News Journal, Vol.8, No. 2, May
2004, 12-18.
214. Barton, N. and Quadros, E. 2004. Underground
pressures. International Water Power & Dam
Construction, January 2004, 28-32.
215. Barton, N. 2004. The theory behind
high pressure grouting. Tunnels & Tunnelling
International, Sept. pp.28-30, Oct. pp. 33-35.
216. Barton, N. 2004. Points of contact
between rockfill, interfaces and rock joints.
Keynote lecture, Sinergia 2004, Argentina Rock
Mechanics Symposium, Cordoba.
217. Barton, N, & Grimstad, E. 2004.
The Q-system following thirty years of development
and application in tunnelling projects. EUROCK04,
Salzburg.
218. Baillot, R.T., R.Colas, N. Barton, R.
Abrahão, A. Ribeiro Júnior, 2004.
Comparing 360o televising of drill hole walls
with core logging. Proc. International Site Investigation
Conf. Portugal.
219. Barton, N. & Infanti, N. 2004.
Unexpected stress problems in shallow basalts
at the Ita hydroelectric power project in S.E.
Brazil. Proc. ARMS 2004 : 3rd Asian Rock Mechanics
Symposium, Kyoto.
220. Barton, N. 2004. Risk and risk reduction
in TBM rock tunnelling. Keynote lecture, ARMS
2004 : 3rd Asian Rock Mechanics Symposium, Kyoto.
221. Barton, N. 2004. Äspö Hard
Rock Laboratory, Äspö Pillar Stability
Experiment. Q-logging of the APSE tunnel at Äspö,
for rock quality assessment and for development
of preliminary model parameters. SKB IPR-04-15.
Svensk Kärnbränslehantering AB.
2005
222. Barton, N. 2005. Comments on 'A critique
of QTBM'. Tunnels & Tunnelling International,
July, pp. 16-19.
223. Barton, N. 2005. Seismic Q, rock quality,
rock joint compliance and anisotropy.
Seismic Q: Observations, Mechanisms and Interpretation,
Workshop 2, 67th EAGE Conference, European Association
of Geoscientists and Engineers, Madrid.
2006
224. Barton, N. & A. Makurat, 2006.
Hydro-thermo-mechanical over-closure of joints
and rock masses and potential effects on the long
term performance of nuclear waste repositories.
Proc. EUROCK 06, Liege, Belgium.
225. Barton, N. 2006. Integrating Q-logging
with seismic refraction, permeability, pre-grouting,
tunnel and cavern support needs, and numerical
modelling performance. Keynote lecture, Hong Kong
Institute of Engineers, Geotechnical Division
Annual Meeting, May 2006.
226. Barton, N. 2006. Fault zones and TBM.
Geotechnical Risks in Rock Tunnels, Campos e Matos,
Ribeiro e Sousa, Kleberger & Lopes Pinto (eds),
Taylor & Francis, 75-117.
227. Barton, N. 2006. Rock Quality, Seismic
Velocity, Attenuation and Anisotropy. Taylor &
Francis, UK & Netherlands, 729 p.
228. Barton, N. 2006. Rock mass characterization
and modelling aspects of mining and civil engineering.
VIth South American Rock Mech. Cong., Cartegena,
Colombia, 45-75, Universidad Nacional de Colombia,
eds. J. Montero & J.E. Colmenares.
229. Barton, N. 2006. TBM tunnelling in
sheared and fractured rock and the application
of Q TBM model concepts. VIth South American Rock
Mech. Cong., Cartegena, Colombia, 77-112, Universidad
Nacional de Colombia, eds. J. Montero & J.E.
Colmenares.
230. Barton, N. & Skjeggedal, T. 2006.
Drill-and-blast or TBM for long, difficult tunnels?
Letter to the Editor, Tunnels & Tunneling
International, Sept. 2006, p. 31.
231. Barton, N. 2006. Fracture-induced
seismic anisotropy when shearing is involved during
production from fractured reservoirs. Proc. of
12th IWSA workshop on seismic anisotropy, Beijing.
Extended Abstract, pp.1-3.
2007
232. Barton, N. 2007. Some fundamental
aspects of reservoir and crustal permeability
and strength. Proc. of 1st US-Canada Rock Mech.
Symp., Vancouver.
233. Barton, N. 2007. Future directions
for rock mass classification and characterization
- Towards a cross-disciplinary approach. Invited
lecture. Proc. of 1st US-Canada Rock Mech. Symp.,
Vancouver.
234. Barton. N. 2007. Rock mass characterization
for excavations in mining and civil engineering.
Proc. of Int. Workshop on Rock Mass Classification
in Mining, Vancouver.
235. Barton, N. 2007. Thermal over-closure
of joints and rock masses and implications for
HLW repositories. Proc. of 11th ISRM Congress,
Lisbon.
236. Barton, N. & M. Abrieu, 2007.
City metro tunnels and stations that should have
been deeper. Proc. of Int. Workshop, Underground
Works under Special Conditions, Madrid. (Permission
not obtained, 4 days before 12/1/2007 accident).
237. Barton, N. 2007. Time-lapse interpretation
using fracture shear phenomena. Extended Abstract,
EAGE/SEG, London.
238. Barton, N. 2007. Linking seismic velocity
to rock quality Q and to seismic quality Q in
the near-surface. Extended Abstract, EAGE/SEG,
London.
239. Barton, N. 2007. Fracture-induced
seismic anisotropy when shearing is involved in
production from fractured reservoirs 12th IWSA,
Beijing, 2006. Seismic Anisotropy, Special Issue.
Journal of Seismic Exploration, Geophysical Press,
Vol. 16, No. 2-4, December 2007.
240. Barton, N. 2007. Seismic Q and rock
quality Q: Some common ground due to dynamic compliance
and pseudo-static stiffness. Geophysical Prospecting.
241. Barton, N. 2007. Anisotropy and 4D
caused by two fracture sets, four compliances,
and sheared apertures. The Leading Edge, SEG,
Sept. 2007, 1112-1117.
242. Barton, N. 2007. Near-surface gradients
of rock quality, deformation modulus, Vp and Qp
to 1km depth. First Break, EAGE,October, 2007,
Vol. 25, 53-60.
2008
243. Barton, N. 2008. Shear strength of
rockfill, interfaces and rock joints and their
points of contact in rock dump design. Keynote
lecture, Workshop on Rock Dumps for Mining, Perth.
244. Barton, N. and Bieniawski, Z.T. 2008.
RMR and Q - setting records straight.
Tunnels and Tunnelling International, Feb. 2008,
26-29.
245. Barton, N. 2008. A unique metro accident.
Tunnels and Tunnelling International May, 28-31.
246. Barton, N. 2008. A unique metro accident
in Brazil caused by multiple factors. 2nd Brazilian
Congress of Tunnels and Underground Structures,
São Paulo, Brazil.
247. Barton, N. 2008. The main causes of
the Pinheiros cavern collapse. International Workshop
(TC41) Geotechnical Infrastructure for Mega Cities
and New Capitals. COBRAMSEG2008, Buzios, Brazil.
248. Barton, N. 2008. Combining borehole
characterization and various seismic measurements
in tunnelling. Invited lecture. Proc. VI th South
American Congress on Rock Mechanics, Bogota, Colombia.
249. Barton, N.2008. TBM tunnel construction
in difficult ground. Invited lecture. Proc. VI
th South American Congress on Rock Mechanics,
Bogota, Colombia.
250. Barton, N.2008. The unique metro collapse
in São Paulo in 2007. Invited lecture.
Proc. VI th South American Congress on Rock Mechanics,
Bogota, Colombia.
251. Barton, N. 2008. Tragic collapse of
a station cavern during construction of the São
Paulo metro: unexpected and unpredictable ground
conditions despite eleven boreholes. Fjellsprengningsteknikk/Bergmekanikk/Geoteknikk
2008, Oslo, Norway.
252. Barton, N. 2008. Important aspects
of petroleum reservoir and crustal permeability
and strength at several kilometres depth. Keynote
lecture, ARMS, Asian Rock Mechanics Symposium,
Teheran, Iran.
253. Barton, N. 2008. a) Are geophysicists looking for the most productive fractures when interpreting shear wave splitting? b) Compaction studies at ‘block-scale’ considering discontinuous behaviour. c) Some important aspects of fracture characterization for 4D interpretation. d) 4D-effects at large scale in the reservoir, and in the subsiding overburden. Poster Session, AAPG-SPE-SEG Hedberg Res. Conf. on The Geologic Occurrence and Hydraulic Significance of Fractures in Reservoirs. Casper, Wyoming, USA.
2009
254. Barton, N. 2009. Differential Weathering
and Adverse Discontinuities were the Apparent
Causes of a Tragic Metro Accident in Brazil. Proc.
Int. Conf. on Rock Joints and Rock Masses, Tucson,
Arizona.
255. Barton, N. 2009. The Pinheiros Disagreement.
Letter to the Editor, Tunnels and Tunnelling International,
March 2009.
256. Barton, N. 2009. A Tragic and Unpredictable
Station Cavern Collapse During Construction of
a Metro, Despite Extensive Drilling Investigations.
Sinorock, Hong Kong.
257. Barton, N. 2009. Main causes of the
Pinheiros cavern collapse. ITA congress, Budapest.
258. Barton. N. 2009. Metro construction
at the most unfavourable depth caused a major
metro station collapse in Brazil due to a unique
sub-surface structure. Keynote lecture. EUROCK,
Cavtat, Serbia.
259. Barton, N. 2009. TBM prognoses in
hard rock with faults using QTBM methods. Keynote
paper. Inst. of Materials, Minerals & Mining,
Hong Kong. IoM3.
2010
260. Barton. N. 2010. Low Stress and High
Stress Phenomena in Basalt Flows. Keynote paper.
3rd International Workshop on Rock Mechanics and
Geo-Engineering in Volcanic Environments. Tenerife.
261. Barton. N. 2010. TBM prognoses for
hard rock with weakness zones, using open-gripper
or double-shield solutions. Keynote paper. Int.
Conf. on Underground Constructions, Transport
and City Tunnels, Prague.
262. Barton, N. & B. Gammelsæter,
2010. Application of the Q-system and QTBM
prognosis to predict TBM tunnelling potential
for the planned Oslo-Ski rail tunnels. Nordic
Rock Mechanics Conf., Kongsberg, Norway.
263. Barton, N. 2010. TBM prognoses through hard rock, high stress, or weakness zones, using QTBM methods with open-gripper or double-shield TBM. Keynote lecture, VII th South American Congress of Rock Mechanics, Lima Peru.
264. Barton, N. and B. Gammelsæter. 2010. Predicting TBM advance using the Q-system and QTBM. Tunnelling Journal, Oct/Nov. 2010, pp. 32-36.
2011
265. Barton, N. and S.K.Pandey, 2011. Numerical modelling of two stoping methods in two Indian mines using degradation of c and mobilization of φ based on Q-parameters. Int. J. Rock Mech. & Min. Sci., Vol. 48, No. 7, pp.1095-1012.
266. Barton, N. 2011. TBM prognosis for open-gripper and double-shield machines tunnelling through hard jointed rock with weakness zones. Proc. of World Tunnelling Congress, ITA, Helsinki.
267. Barton, N. 2011. From empiricism, through theory, to problem solving in rock engineering. ISRM Cong., Beijing. 6th Müller Lecture. Proceedings, Taylor & Francis, Vol. 1.
268. Barton, N. 2011. An Engineering Assessment of Pre-Injection in Tunnelling. Keynote lecture. Indian Conf. on Rock Mechanics and Tunnelling. Roorkee, India, 2011.
269. Barton, N. 2011. Baklengssalto for Norsk Tunnelbygging. (In Norwegian: Backwards summersault for Norwegian Tunnel Construction). Teknisk Ukeblad, Dec. 5th, 2011.
270. Barton, N. 2012. From Empiricism, through Theory, to Problem Solving in Rock Engineering – a shortened version of the 6th Müller Lecture. ISRM News journal, Vol. 14, Dec. 2011, pp. 60-66.
2012
271. Barton, N. 2012. Assessing Pre-Injection in Tunnelling. Tunnelling Journal, Dec.2011/Jan. 2012, pp. 44-50.
272. Barton, N. 2012. Reducing risk in long deep tunnels by using TBM and drill-and-blast methods in the same project – the hybrid solution. Keynote lecture. Risk in Underground Construction. J. Rock Mech. and Geotech. Eng., 4(2): 115-126, CSRME, Wuhan. Chinese Academy of Engineering.
273. Barton, N. 2012. Shear strength criteria for rock, rock joints, rockfill, interfaces and rock masses. Proc. of 2nd Int. Symp. On Constitutive Modeling of Geomaterials: Advances and New Applications (IS-Model 2012), p. 1-15, Springer, Beijing.
274. Barton, N. 2012. Defining NMT as part of the NATM SCL debate. TunnelTalk, Ed. Shani Wallace. Sept. 2012, 4 p.
275. Barton, N. 2012. Hybrid TBM and Drill-and-Blast from the start. Tunnelling Journal, Dec. 2012, p.22-32.
2013
276. Barton, N. 2013. Challenges and empirical solutions when tunnelling for hydro-power. Water Power and Dam Engineering, January, 2013, p. 24-27.
277. Barton, N. 2013. Rock Engineering Challenges and Some Solutions for Hydropower Projects. Keynote lecture, 4th Indian Rock Mechanics and Tunnelling Conf. Waknaghat, N. India
278. Barton, N. 2013. Shear strength criteria for rock, rock joints, rock fill and rock masses: Problems and some solutions. Jour. of Rock Mech.and Geotech. Eng., JRMGE Wuhan, Elsevier, 5(2013) 249-261.
279. Barton, N. 2013. Integrated empirical methods for the design of tunnels, shafts and caverns in rock, based on the Q-system. 3rd Int. Symp. on Tunnels and Shafts in Soil and Rock, SMIG/Amitos, 17p. Nov. 2013, Mexico City.
280. Barton, N. 2013. TBM prognoses for open-gripper and double-shield machines: challenges and solutions for weakness zones and water. FJELLSPRENGNINGSTEKNIKK – BERGMEKANIKK - GEOTEKNIKK, Oslo, 21.1-21.17, Nov. 2013.
281. Barton, N. 2013. Characterization of fracture shearing for 4D interpretation of fractured reservoirs. 2nd. EAGE workshop on fractured reservoirs, Muscat, Oman.
282. Barton, N. 2013. Geomechanics and geophysical processes in naturally fractured reservoirs. 2nd. EAGE workshop on fractured reservoirs, Muscat, Oman.
2014
283. Barton, N. and E. Grimstad, 2014. Tunnel and cavern support selection in Norway, based on rock mass classification with the Q-system. Norwegian Tunnelling Society, NFF, Publ. 23. 39 p.
284. Barton, N. 2014. Shear strength of rock, rock joints, and rock masses: problems and some solutions. Keynote lecture, Eurock, Vigo, 2014.
285. Barton, N. 2014. Lessons learned using empirical methods applied in mining. Keynote lecture. 1st. Int. Conf. on Applied Empirical Methods in Mining. Lima, Peru, 24p.
286. Barton, N. 2014. Non-linear behaviour for naturally fractured carbonates and frac-stimulated gas shales. First Break, Vol. 32, 51-66, Sept. 2014.
287. Barton, N. and E. Quadros, 2014. Gas-shale fracturing and fracture mobilization in shear: Quo Vadis? Rock Mechanics for Natural Resources and Infrastructure. SBMR. ISRM specialized conference, Goiana, Brazil, 12p.
288. Barton, N. and E. Quadros, 2014. Most rock masses are likely to be anisotropic. Rock Mechanics for Natural Resources and Infrastructure. SBMR. ISRM specialized conference, Goiana, Brazil, 8p.
289. Barton, N. and E. Grimstad, 2014. Q-system application in NMT and NATM and the consequences of overbreak. Proc. 7th Int. Conf. on Sprayed Concrete – Modern Use of Sprayed Concrete in Underground Support. Sandefjord, Norway.
290. Barton, N. and E. Grimstad, 2014. Q-system - An illustrated guide after 40 years in Tunnelling.
291. Barton, N. 2014. Non-linear shear strength for rock, rock joints, rockfill and interfaces. Raúl Marsal Lecture, XXVIIth National Meeting of SMIG, Puerto Vallarta, Mexico, 28p.
292. Barton, N. and Grimstad, E. 2014. Forty years with the Q-system in Norway and abroad.FJELLSPRENGNINGSTEKNIKK, NFF, Oslo, 4.1-4.25.
2015
293. Barton, N. and E. Quadros, 2015. Anisotropy is everywhere, to see, to measure and to model. Rock Mechanics and Rock Engineering. July 2015, Volume 48, pp. 1323-1339.
294. Barton, N. 2015. Forty Years with the Q-system – Lessons and Developments. Keynote lecture, Underground Design and Construction Projects. Hong Kong Inst. of Materials, Minerals & Mining, IoM3, pp. 1-25.
295. Barton, N. 2015. Where is the non-linear rock mechanics in the linear geomechanics of gas shales? Keynote lecture. China Shale Gas, Wuhan. 25p.
296. Barton, N. and N. Bar, 2015. Introducing the Q-slope method and its intended use within civil and mining engineering projects. EUROCK 2015 & 64th Geo-mechanics, Salzburg, 6p.
297. Barton, N. 2015. TBM performance, prognosis and risk caused by faulting. Plenary invited lecture, VIIIth S. American Rock Mech. Congress, Buenos Aires, 40 pages.
2016
298. Barton, N. and Bilgin, N. 2016. Fast or slow progress with TBM in ideal or faulted conditions. Proc. of Eurock 2016, Cappadocia, Turkey.
299. Bar, N., Barton, N. and C. A. Ryan, 2016. Application of the Q-slope method to highly weathered and saprolitic rocks in Far North Queensland. Proc. of Eurock 2016, Cappadocia, Turkey.
300. Barton, N.R. 2016. Non-linear shear strength descriptions are still needed in petroleum geomechanics, despite 50 years of linearity. 50th US Rock Mech. Houston. ARMA 16, paper 252, 12 p.
301. Barton, N. 2016. Cavern and Tunnel Failures due to Adverse Structural Geology. 2nd International Specialized. Conf. on Soft Rocks, Cartagena, Colombia. Keynote lecture. 18p.
2017
302. Barton, N. and Shen, B., 2017. Risk of shear failure and extensional failure around over-stressed excavations in brittle rock. Keynote lecture, Geosafe 2016. 1st. Int. Symp. on Reducing Risks in Site Investigation, Modelling and Construction for Rock Engineering. Xi’an, China.. J. of Rock Mech. & Geotech. Eng., Vol.9 No. 2, 210-225. Elsevier.
303. Barton, N.R. and S.C. Bandis, 2017. Characterization and modelling of the shear strength, stiffness and hydraulic behaviour of rock joints for engineering purposes. Rock Mechanics and Engineering, Ed. Xia-Ting Feng, Vol. 1, Ch. 1, pp. 3-40. Taylor & Francis.
304. Barton, N. and Shen, B. 2017. Extension failure mechanisms explain failure initiation in deep tunnels and critical heights of cliff faces and near-vertical mountain walls. US Rock Mech. Symp. San Fransisco, ARMA17-686, 20p.
305. Barton, N. 2016. Cavern and Tunnel Failures due to Adverse Structural Geology. 2nd International Specialized. Conf. on Soft Rocks, Cartagena, Colombia. Keynote lecture. 18p.
306.
Barton, N. and E. Grimstad, 2017. Q-system: an illustrated guide for tunnelling. Ch. 27, Vol. 3 of ISRM five-volumes, Eds. X-T. Feng and J.A. Hudson, Taylor & Francis.
307. Prassetyo, S.H., M. Gutierrez and N. Barton, 2017. Nonlinear shear behavior of rock joints using a linearized implementation of the Barton-Bandis model. J. of Rock Mech. & Geotech. Eng., Elsevier.
308.
Barton, N. 2017. Minimizing the Use of Concrete in Tunnels and Caverns – Comparing NATM and NMT. Keynote lecture, GeoMEast 2017 International Conference, Sustainable Civil Infrastructures (SCI): Innovative Infrastructure Geotechnology, Sharm El-Sheikh, Egypt, 36p.
2018
309. Barton, N. 2018. TBM tunnelling under difficult conditions: Too Massive, Too Faulted, Too Wet, Too Deep. Keynote lecture, TUNIROCK2018, Proc. of 1st. Int. Conf. on Advances in Rock Mech. Ed. E. Hamdi. 16p.
310. Shen, B. and N. Barton, 2018. Rock fracturing mechanisms around underground openings. Geomechanics & Engineering, Techno-Press, Ltd. V.16, No. 1, 35-47.
311. Barton, N. 2018. Research Gate Question-Answer, 22.1.2018. Response to authors who suggested that RQD could ‘rest in peace’.
312. Shen, B., Shi, J. & N. Barton, 2018. An Approximate Non-Linear Modified Mohr-Coulomb Shear Strength Criterion with Critical State for Intact Rocks. Journal of Rock Mech. and Geotech. Eng. 10 (2018) 645-652.
313. Bar, N. and N. Barton, 2018. Rock slope design using Q-slope and geophysical survey data. Periodica Polytechnica Civil Engineering, 8p.
314. Barton, N. 2018. Thermal over-closure of rougher joint sets – consequences for HLW disposal strategies and HTM modelling. Extended abstract. Invited lecture. CouFrac, Wuhan, 4p.
315. Bar, N. and N. Barton, 2018. Q-slope. An empirical rock slope engineering approach in Australia. Australian Geomechanics, V. 53, No. 4, 473-486.
316. Barton, N. and B. Shen, 2018. Extension Strain and Rock Strength Limits for Deep Tunnels, Cliffs, Mountain Walls and the Highest Mountains. Rock Mech. and Rock Eng. Springer on-line. https://doi.org/10.1007/s00603-018-1558-2, 18p.
317. Barton, N., B. Shen & N. Bar, 2018. Limited heights of vertical cliffs and mountain walls linked to fracturing in deep tunnels - Q-slope application if jointed slopes. Keynote lecture. XIX Congresso Brasileiro de Mecânica dos Solos e Engenharia Geotécnica Geotecnia e Desenvolvimento Urbano COBRAMSEG 2018, Salvador, Brasil
318. Shen, B., J. Shi. & N. Barton, 2018. An approximate modified nonlinear Mohr-Coulomb shear strength criterion with critical state for intact rocks. Journal of Rock Mechanics and Geotechnical Engineering (2018), 10, 645-652. Elsevier.
2019
319. Barton, N. and E. Quadros, 2019. Understanding the need for pre-injection from permeability measurements: what is the connection? J. Rock Mech. and Geotech. Eng. Vol. 11, Issue 3, June 2019, 576-597.
320. Barton, N. 2019. Deep Tunnels, Cliffs, Mountain Walls and Mountains: An Exploration of Failure Modes in Rock and Rock masses. Keynote lecture, 17p. ISRM Specialized Conf. Geotechnical Challenges in Karst. Omiš-Split, Croatia.
321. Barton, N. 2019. Underground nuclear power plants considering rock engineering precedent. NB&A report, Research Gate. 19p.
322. Bar, N. and N. Barton. 2019. The Q-slope method for rock slope engineering in faulted rocks and fault zones. Proc. of ISRM Cong. Foz do Iguacu, Brazil.
323. Barton, N. 2019. Numbered questions on rock failure and GSI. Research Gate June 2019.
324. Barton, N. and C. Warren. 2019. Rock mass classification of chalk marl in the UK channel tunnels using Q. Ch. 18. Soft Rocks Mechanics and Engineering. Eds. Kanji, He, & Sousa. Springer.
325. Shen, B., Shi, Barton, N. 2019. Graphic Examples of a Logical Nonlinear Strength Criterion for Intact Rock. Technical Note. Rock Mechanics and Rock Engineering.
326. Singh, M. and N.Barton, 2019. Highest Mountains Suggest Strong Curvature of Shear Strength Envelopes for Rock. Proc. of ISRM Cong. Foz do Iguacu, Brazil.
2020
327. Barton, N. 2020. Single shell lining design and advantages. TunnelTalk, Feb. 2020,
Ed. Shani Wallace, 3p.
328. Barton, N. 2020. A review of mechanical over-closure and thermal over-closure of rock joints: potential consequences for coupled modelling of nuclear waste disposal and geothermal energy development. Tunnelling and Underground Space Technology, Vol. 99, May 2020. https://doi.org/10.1016/j.tust.2020.103379
329. Barton, N. 2020. Rock mechanics and nuclear waste disposal. TunnelTalk, July, 2020, Ed. Shani Wallace, 5p.
330. Barton, N. 2020. Unconventional exploration of failure modes in rock and rock masses. ISRM, Eurock, Trondheim, OnePetro, 14p.
331. Barton, N. and E. Quadros, 2020. Some Lessons from single-shell Q-supported headrace and pressure tunnels. ISRM, Eurock, Trondheim, OnePetro, 8p.
332. Barton, N. 2020. Feedback to TunnelTalk: Hydropower watercourse failures - risks and causes. D. Brox, TunnelTalk March 2020.
333. Barton, N. 2020. Feedback to TunnelTalk: Serious occurrences in tunnelling.
2021
334. Barton, N. 2021. Engineering geology, rock mechanics and rock engineering for the design and construction of underground (UNPP) rock caverns. ISRM Commission, Sakurai, Ch. 16, 27p. Conclusions on UNPP, 1p.
335. Barton, N. 2021. Details related to ‘the ten’ JRC profiles and further work with the Barton-Bandis criterion – why JRC, JCS and φr. Research Gate. 29p.
336. Barton, N. New ideas about failure modes in rock masses – from tunnels to Prekestolen to El Capitan to Everest. Bergmekanikkdag, Oslo. 33.1-33.20.
337. Barton, N. and E. Quadros, 2021. Technical details of single-shell NMT tunnels. 5th CBT, Congress of Brazilian Tunnelling, São Paulo, 14p.
338. Barton, N. 2021. Continuum or discontinuum – GSI or JRC?? Keynote lecture. Geotechnical Challenges in Mining, Tunnelling and Underground Structures (ICGCMTU2021) Malaysia. (Also Research Gate). 39p.
2022
339. Barton, N. 2022. Continuum or discontinuum – that is the question (also in mining). 9th Asian Mining Cong. Kolkata. 33p.
340. Lei, Q. and N. Barton, 2022. On the selection of joint constitutive models for geomechanics simulation of fractured rocks. Computers and Geotechnics, Vol. 145, May 2022, 10p.
341 .Barton, N. 2022. To be or not to be – continuum or discontinuum – that is the question – also in mining. 5th Asian Mining Congress, Kolkata, India, 33p.
342. Barton, N. 2022. Keynote Lecture: Continuum or Discontinuum – That is the Question. IX Latin American Rock Mechanics Symposium, Asuncion, Paraguay, 26p.
343. Lei, Q. and N. Barton, 2022. On the selection of joint constitutive models for geomechanics simulation of fractured rocks. Computers and Geotechnics, Volume 145, May 2022, 10p.
344. Macias, J. and N. Barton, 2022.The NTNU and QTBM methods of prognosis with emphasis on hard-rock mixed-face problems. Bergmekanikkdag, Oslo, 35.1-35.31.
345. Barton, N. 2023. Numerical Modelling Trends in Tunnelling and Rock Slope Stability: Current Concerns of Some of Us. Current Trends in Civil & Struct Eng. 9(4): 2023. DOI: 10.33552/CTCSE.2023.09.000716.
346. Barton, N., Wang, C. and R. Yong, 2023. Advances in joint roughness coefficient (JRC) and its engineering applications. J. Rock Mech. and Geotech. Eng. Wuhan. 28p.
347. Barton, N. and S. Roald, 2023. Practical guide: Pre-grouting for Tunnels in Jointed Rock. Current Trends in Civil and Structural Engineering, CTCSE, 12p.
348. Barton, N. and S. Roald, 2023. Pre-grouting of transport tunnels in jointed rock for successful control of water. Bergmekanikkdag, Oslo. 34.1 – 34.17.
349. Barton, N. 2023. GSI or JRC – continuum or discontinuum modelling – some suggestions and some critique. 15th ISRM Congress 2023 & 72nd Geomechanics Colloquium. Schubert & Kluckner (eds.) 6 pages.
350. Barton, N. 2023. GSI or JRC – continuum or discontinuum modelling – some suggestions and some critique. 15th ISRM Congress 2023 & 72nd Geomechanics Colloquium. Schubert & Kluckner (eds.) 1p, poster.
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