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Keywords: shear strength
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35033-MS
...Introduction Undrained shear strength estimates of fine-grained soils (e.g., clays) recovered from deepwater marine environments may be measured directly by conducting geotechnical laboratory shear strength tests on samples, such as direct simple shear (DSS) strength tests, indirectly from...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35306-MS
... without coring. Then, the methodology integrates advanced techniques to achieve precise geological characterization. It initiates with a dual-parameter clustering analysis, a process pivotal in uncovering nuanced geological insights. Submerged unit weight and undrained shear strength, recognized...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35471-MS
... for assessment of effects from liquefaction during high velocity pile runs. A correction for strain rate dependent shear strength is also included. The model was validated by means of field observations of multiple controlled pile run events during construction of an offshore wind farm. More recently, pile run...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35494-MS
... turbine foundation design include static and cyclic shear strength, deformation parameters, initial shear modulus, G max , consolidation and deformation characteristics, effective stress (drained) strength parameters, and damping. In this paper, the conventional index and physical properties...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35172-MS
... depositional environment shear strength sustainability continental environment reservoir characterization undrained shear strength baltic sea cpt correlation offshore technology conference resistance pdf foundation interpretation site 1 seafloor correlation loading investigation cone...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35127-MS
... probabilistic assessment rady filho undrained shear strength otc-35127-ms shear strength extension displacement Introduction The design of oil and gas wells is a complex and multidisciplinary task that involves the analysis of various engineering aspects, which are examined by professionals...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32523-MS
... bearing capacity africa government australia government sand layer completion installation and operations egypt government spudcan hossain criteria prt clay layer clay soil soil profile shear strength spudcan penetration small deformation analysis sda penetration depth interface element...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32197-MS
... on a consistent framework leveraging the sitewide soil data. Discussions of sample quality, soil stress history, soil compressibility and permeability, peak and critical state shear strength, strength anisotropy, and shearing rate effect for the Atlantic OCS fine-grained cohesive soils are presented from...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31860-MS
... in the offshore oil and gas sector and those used in the offshore wind sector. wind energy new iso default curve platform design north sea subsea system renewable energy dss curve shear strength lateral displacement model parameter recommendation offshore technology conference andersen bearing...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31834-MS
... trinidad soil resistance shear strength hydraulic hammer offshore technology conference stress history reservoir geomechanics overconsolidated clay test result blow count penetration Introduction The geologic setting of offshore Trinidad is extremely complex principally due to highly...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29414-MS
... were innovatively modified to assess the residual strength and cyclic degradation properties of a highly overconsolidated clay in situ. The CPT equipment was modified to include a second sleeve, located behind the main sleeve, to assess the in situ shear strength degradation with a fixed shear strain...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29351-MS
... and calibration through laboratory testing or by training another ANN model, the geotechnical stiffness/strength parameters such as angle of friction or undrained shear strength could be derived. The next step is to use the results and their uncertainty into a cost assessment for the given foundation concepts...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29622-MS
... database cyclic shear stress shear strength dss shear strength contour test result upstream oil & gas reservoir characterization strength normalized shear strength subsea system undrained shear strength shear stress andersen cyclic shear strain ocr 1 strain rate failure...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-28727-MS
... assessment result soil classification on-bottom stability liquefaction offshore pipeline shear strength assessment upstream oil & gas undrained shear strength artificial intelligence soil model bs 5930 stability classification on-bottom stability assessment requirement OTC-28727-MS...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27637-MS
... varying: (1) the amplitude of the motion; (2) the undrained shear strength of the sea bed; (3) the initial embedment of the riser in the seabed; and (4) the boundary conditions applied to the SCR. The results of our analyses indicate that, for the conditions that were studied, the effect of incorporating...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27703-MS
... to be realized through adoption of these tools. consolidation feng envelope classical bearing capacity theory subsea foundation failure envelope shear strength failure envelope approach shallow foundation foundation loading randolph foundation footprint upstream oil & gas strength profile...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-27034-MS
... Presentation of OTC-27034-MS Presentation of OTC-27034-MS Biscontin , G. and Pestana , J.M. ( 2001 ). Influence of peripheral velocity on vane shear strength of an artificial clay . Geotechnical Testing Journal 24 , No. 4 , 423 – 429 . Boukpeti N. , White...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-27085-MS
... conductor surface conductor soil layer radial pressure experiment coefficient pore water pressure equation soil body stress state water pressure modeling & simulation shear strength simulation experiment upstream oil & gas change rule lateral friction effective stress...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-27217-MS
... into subsea design basis. slope displacement lng shear strength probability displacement undercliff area friction angle ground motion upstream oil & gas earthquake liquified natural gas engineering conglomerate seismically-induced slope displacement unit weight claystone gas...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25871-MS
... geomechanics gravitational stress ratio gis-based probabilistic slope stability assessment shear strength Presentation of OTC-25871-MS Presentation of OTC-25871-MS Dai , F.C. and Lee , C.F. 2001 . Terrain-Based Mapping of Landslide Susceptibility using a Geographical...

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