Mechanical properties of North Sea Tertiary mudrocks: Investigations by triaxial testing of side-wall cores

Clay Minerals

Volumn 33, Issue 1, 1998, Pages 171-183

  Wensaas, L ^a,d   Aagaard, P ^a   Berre, T ^b   Roaldset, E ^c  

^a UNIVERSITY OF OSLO   (Norway)

^b NORWEGIAN GEOTECHNICAL INSTITUTE   (Norway)

^c NORWEGIAN UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Norway)

^d STATOIL   (Norway)

Author keywords

[No Author keywords available]

Indexed keywords

BOREHOLES; CLAY MINERALS; CONSOLIDATION; FAILURE (MECHANICAL); MECHANICAL PROPERTIES; MECHANICAL TESTING; SHEAR STRENGTH; TENSILE PROPERTIES;

NORTH SEA TERTIARY MUDROCKS; SIDE WALL CORES; TRIAXIAL TESTING; WELLBORE STABILITY ANALYSIS;

ROCK MECHANICS;

GEOTECHNICAL PROPERTIES; MUDSTONE; TERTIARY; TRIAXIAL TESTING;

NORTH SEA;

EID: 0032030108     PISSN: 00098558     EISSN: None     Source Type: Journal    
DOI: 10.1180/000985598545354     Document Type: Article

References (32)

1. Aadnøy B.S. (1988) Modelling of the stability of highly inclined boreholes in anisotropic rock formations. SPE Drilling Engineering 3, 259-268.
2. Aadnøy B.S. & Chenevert M.E. (1987) Stability of highly inclined boreholes. SPE Drilling Engineering 2, 364-374.
3. Bishop A.W. (1973) The influence of an undrained change in stress on the pore pressure in porous media of low compressibility. Geotechnique, 23, 435-442.
4. Bol G.M., Wong S.W., Davidson C.J. & Woodland D.C (1994) Borehole stability in shales. SPE Drilling A Completion, 87-94.
5. Breckels I.M. & van Eekelen H.A.M. (1982) Relationship between horizontal stress and depth in sedimentary basins. J. Petr. Tech. September, 1982, 2191-2199.
6. Bruton J.R. & McLaurine H.C. (1993) Modified poly, amino acid hydration suppressant proves successful in controlling reactive shales. SPE Paper 26327, Proc. SPE Ann. Tech. Conf. Exh., Drilling. Houston, Texas.
7. Chenevert M.E. (1989) Glycerol mud additive provides shale stability. Oil Gas J. July 1989, 60-64.
8. Chenevert M.E. & Sharma A.K. (1991) Permeability and effective pore pressure in shales. Paper IADO SPE 21918.
9. Ewy R.T., Ross G.D., Gast M.R. & Steiger R.P. (1994) North Sea case histories of well bore stability predictions for successful high-angle Nelson Field wells. IADC/SPE 27496 paper, 1994 IADC/SPE Drilling Conference. Dallas, 1994, 589-598.
10. Fjær E., Holt R.M., Horsrud P., Raaen A.M. & Risnes R. (1992) Petroleum Related Rock Mechanics. Developments in Petroleum Science 33. Elsevier. Amsterdam.
11. Gaarenstroom L., Tromp R.A.J, de Jong M.C. A Brandenburg A.M. (1993) Overpressures in the Central North Sea: implications for trap integrity and drilling safety. Pp. 1305-1314 in: Petroleum Geology of the Northwest Europe: Proc. 4th Conf. (J.R. Parker, editor). Geological Society, London.
12. Head K.H. (1986) Manual of Soil Laboratory Testing 3: Effective Stress Tests. Pentech Press, London.
13. Isaksen D. & Tonstad K. (1989) A revised Cretaceous and Tertiary lithostratigraphic nomenclature for the Norwegian North Sea. Norwegian Petroleum Directorate Bulletin No. 5.
14. Janbu N. (1985) Soil models in offshore engineering. 1985. Rankinc Lecture. Geotechnique, 35, 241-281.
15. Jordt H., Faleide J.I., Bjørlykke K. & Ibrahim M.I. (1995) Cenozoic sequence stratigraphy of the central and northern North Sea Basin: tectonic development, sediment distribution and provenance areas. Mar. Petrol. Geol 12, 845-879.
16. Kwakwa K.A., Batchelor A.S. & Clare R.C. (1991) Assessment of the mechanical stability of high-angle wells in block 22/11, Nelson Field discovery. SPE Drilling Engineering, 25-30.
17. Marsden J.R., Wu B., Hudson J.A. & Archer J.S. (1989) Investigations of peak rock strength behaviour for wellbore stability prediction. Pp. 753-760 in: Rock at Great Depth (V. Maury & D. Foumaintraux, editors). Balkema, Rotterdam.
18. Marsden J.R., Holt K.M., Nakken S.J. & Raaen A.M. (1992) Mechanical and petrophysical characterization of highly stressed milestones. Pp. 51-56 in: Rock Characterization. Proc. ISRM Conf. Europe 92 (J.A. Hudson, editor). Chester, England.
19. McLean M.R. & Addis M.A. (1990a). Wellbore stability analysis: A review of current methods of analysis and their Meld application. IADC/SPE Paper 19941. IADC/SPE Drilling Conf., Houston, Texas. 1990.
20. McLean M.R. & Addis M.A. (1990b) Wellbore stability: The effect of strength criteria on mud weight recommendations. SPE Paper 19941, 65th Ann. Tech. Conf. Exhibition Soc. Petrol. Engineers. New Orleans, 1990.
21. Mody F.K. & Hale A.H. (1993) Borehole stability model to couple the mechanics and chemistry of drilling fluid shale interaction. SPE/IADC 25728 paper 1993 SPE/IADC Conf. Amsterdam. 1993, 473-490.
22. Nakken S.J., Christensen T.L., Marsden J.R. & Holt R.M. (1989) Mechanical behaviour of clays at high stress levels for wellbore stability applications. Pp. 141-148 in: Rock at Great Depth (V. Maury & D. Foumaintraux, editors). Balkema, Rotterdam.
23. Skempton A.W. (1954) The pore pressure coefficients A and B. Geotechnique, 4, 143-147.
24. Steiger R.P. (1982) Fundamentals and the use of potassium/polymer drilling fluids to minimize drilling and completion problems associated with hydratable shales. JPT, 1661-1670.
25. Steiger R.P. & Leung P.K. (1988) Quantitative determination of the mechanical properties of shales. SPE Paper 18024, SPE Ann. Tech. Conf. Exh., 1988.
26. Steiger R.P. & Leung P.K. (1990) Lecture: Predictions of wellbore stability and shale formations at great depths. Pp. 1209-1218 in: Rock at Great Depth (V. Maury & D. Foumaintraux, editors). Balkema, Rotterdam.
27. Steiger R.P. & Leung P.K. (1992) Quantitative determination of the mechanical properties of shales. SPE Drilling Engineering, 181 -185.
28. Tyridal D.S. (1994) Litologisk og mineralogisk sammensetning av slamsteiner i relasjon til loggrespons. Cand. Scient. (MSc) Thesis, Univ. Oslo, Norway.
29. Walker G.R. (1961) Vermiculite minerals. Pp. 279-324 in: The X-ray Identification and Crystal Structures of Clay Minerals (G. Brown, editor). Mineralogical Society, London.
30. Wang C., Mao N. & Wu F.T. (1980) Mechanical properties of clays at high pressure. Geophys. Res. 85, 1462-1468.
31. Warpinski N.R. (1992) Rock mechanic issues in completion and stimulation operations. Proc. 33rd U.S. Symposium, Rock Mechanics, 375-386.
32. Wensaas L., Shaw H.F., Gibbons K., Aagaard P. & Dypvik H. (1994) Nature and causes of overpressuring in mudrocks of the Gullfaks area, North Sea. Clay Miner., 29, 439-449.