Proceedings of the 8th International Conference on the Behaviour of Offshore Structures, BOSS'97, Delft University of Technology, The Netherlands, Pergamon Press, Volume 3: Structures, ISBN: 0-08-042833-9 (summary)

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BOSS '97

BEHAVIOUR O F OFFSHORE S T R U C T U R E S

Volume 3

Structures

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BOSS '97

B E H A V I O U R O F O F F S H O R E S T R U C T U R E S

Volume 3

Structures

Edited by

J. H . Vugts

Delft University of Technology

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First edition 1997

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I S B N 0-08-042833-9 (volume 3) ISBN 0-08-042834-7 (three volume set)

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T A B L E OF CONTENTS

Structures: Structural Strength and Its Modelling

Post-Buckling of Corroded Steel Plates: An Assessment of the Design Codes

A F Maleus and J A Witz, University College London, U K 3 Evaluation of I'inile Element Modeling Practices for Stiffened Plale Structures

G L Hurst and R B Cainpbeli, Exxon Production Research Company, USA 19 Response of Stiffened Plates Subjected to Hydrocarbon Explosions

Y G Pan, L A Louca, City University and G White, British Gas Research Centre, U K 35 Comparison of TLP Anatvses with Simple and Complex Models

B A Wood and R B Campbell, USA 47

Structures: Fatigue

Stress Concentration Factors for the Fatigue Design of Multi-Planar Welded Tubular Connections

S A Karamanos, A Romeijn and J Wardenier, Deltl University of Technology,

The Netherlands 63 Fatigue Damage in Offshore Structures-Causes, Detection and Repair

A Stacey and J V Sharp, Health and Safety Executive, U K 77

Fatigue As.wssnienI of Floating Production Vessels

I Lotsberg, E H Cramer, G Holtsmark. R Loseth. K Olaisen and S Valsgard, Det Norske

Veritas, Norway 93

Structures: Structural Reliability

Reliability of Fixed and Jack-tip Structures: A Comparative Studv

A C Morandi. P A Frieze. M S L Engineering, M Birkinshaw, D Smith and A T Dixon.

Health and Salety E.vecutive. U K .111 System Reliability Analysis of Jack-Up Structures Under Extreme Environmental Conditions

M Daghigh, S Hengst, Delft University o f Technology, A Vrouwenvelder, I B B C - T N O ,

H Boonstra, Delft University of Technology, The Netherlands ' 127 Structural System Reliability Framework for Fixed Offsltore Platforms

T Onoufriou, University o f Surrey, D Smith, M Biricinshaw, Health and Safety Executive,

J K Smith, Amoco ( U K ) Exploration Company and V Forbes, University o f Surrey, U K 145 Structural System Reliability Considerations in Fatigue Inspection Planning

N K.Shetty, J T Gierlinski, WS Atkins Consultants L t d , J K Smith, Amoco ( U K ) Exploration

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vi C o n t e n t s

Structures: Structural Dynamics

Slienglli Design of Compliani Ton ers Including Dynmnic Effects Using an Equivalent Quasi-Static Design Wave Procedure

J H Vugts, S L Dob and L A Harland, Delft Universily o f Technology, The Netherlands 179 Dynamic Response ofa Steel-Jacket Platform Subject lo Measured Seafloor Earilu/uake Ground

Accelerations

C E Smith, Minerals Management Service, USA 197 Measured ond Predicted Dyntunic Behaviour of an Offshore Gravity Platform

I Langen, Stavanger College, O Skjastad, Advanced Production and Loading and S Haver,

Statoil, Norway " 213 Ice Loads on an Elastic Model of the Molikpaq

A M Cornell and G W Timco, National Research Council Canada, Canada 229

Structures: Structural Repair

A Review of the Technology of Deepwater Repairs fur Offshore Structures

J V Sharp. J H Nixon, J Billingham and 1 M Richardson. Marine Technology Centre, U K 247 Guidelines on Strengthening and Repair of Offshore Struclures

A F Dier and M Lalani, M S L Engineering Limited. U K 263

Auionuuic Wet Underwater Welding for Construction of Offshore Struclures

Y Ogawa, Shikoku National Industrial Research Inslitute, N Kilamura, K Tohno, N K K

Corporation, T lire and H Matsushita, Mitsui Engineering & Shipbuilding Co., Japan 279

Structures: Miscellaneous

Back^rmind to Draft ISO Provisions on Intact, Grouted and Damaged Members

P A Frieze and Paul A Frieze & Associates, U K , T M Hsu, Chevron Petroleum Technology Company USA, J T L o h . Exxon Production Research Company, USA and I Lotsberg. Det

Norske Veritas, Norway 295 Earthquake Considerations for Structural Design

P W Marshall, Moonshine H i l l / M H P Systems Engineering, USA 311 Optimisation of IRM Costs for Seini-Subniersibles

P J Aalberts, S J H Beukers and F K E Helwig, Iv Marcon BV, The Netherlands 327

Late Paper

Systems Strength Mettsurcs of Offshore Structures

N W Nichols, M a T S U , M Birkinshaw HSE. H M Boll, B O M E L , U K 343

Keyword Index