NF EN ISO 19901-4 : 2004
Current
The latest, up-to-date edition.
PETROLEUM AND NATURAL GAS INDUSTRIES - SPECIFIC REQUIREMENTS FOR OFFSHORE STRUCTURES - PART 4: GEOTECHNICAL AND FOUNDATION DESIGN CONSIDERATIONS
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 General requirements
5.1 General
5.2 Testing and instrumentation
5.3 Conductor installation and shallow well drilling
6 Geotechnical data acquisition and integrated geoscience
studies
6.1 Geotechnical assessment
6.2 Shallow geophysical investigation
6.3 Geological modelling and identification of hazards
6.4 Geotechnical investigation
7 Stability of shallow foundations
7.1 General
7.2 Principles
7.3 Acceptance criteria
7.4 Undrained bearing capacity - constant shear strength
7.5 Undrained bearing capacity -linearly increasing shear
strength
7.6 Drained bearing capacity
7.7 Shear strength used in bearing capacity calculations
7.8 Settlements and displacements
7.9 Dynamic behaviour
7.10 Hydraulic stability
7.11 Installation and removal
7.12 Shallow foundations equipped with skirts
7.13 Shallow foundations without skirts
7.14 Installation effects
Annex A (informative) Additional information and guidance
A.1 Scope
A.2 Normative references
A.3 Terms and definitions
A.4 Symboles
A.5 General requirements
A.6 Geotechnical data acquisition and integrated geoscience
studies
A.6.1 Geotechnical assessment
A.6.2 Shallow geophysical investigation
A.6.3 Geological modelling and identification of hazards
A.6.4 Geotechnical investigation
A.7 Stability of shallow foundations
A.7.1 General
A.7.2 Principles
A.7.3 Acceptance criteria
A.7.4 Undrained bearing capacity - constant shear strength
A.7.5 Undrained bearing capacity - linearly increasing
shear strength
A.7.6 Drainedbearingcapacity
A.7.7 Shear strength used in bearing capacity calculations
A.7.8 Settlements and displacements
A.7.9 Dynamic behaviour
A.7.10 Hydraulic stability
A.7.11 Installation and removal
A.7.12 Shallow foundations equipped with skirts
A.7.13 Shallow foundations without skirts
A.7.14 Installation effects
Annex B (informative) Carbonate soils
B.1 General
B.2 Characteristic features
B.3 Properties
B.4 Foundations
B.4.1 Driven piles
B.4.2 Other deep foundation alternatives
B.4.3 Shallow foundations
B.5 Assessment
Bibliography
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