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GB/T 40788-2021 English PDF

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GB/T 40788-2021: Ships and marine technology - Offshore wind energy - Port and marine operations
Status: Valid
Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
GB/T 40788-20213034 Add to Cart 13 days Ships and marine technology - Offshore wind energy - Port and marine operations Valid

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Basic data

Standard ID: GB/T 40788-2021 (GB/T40788-2021)
Description (Translated English): Ships and marine technology - Offshore wind energy - Port and marine operations
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: U04
Word Count Estimation: 178,166
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 40788-2021: Ships and marine technology - Offshore wind energy - Port and marine operations

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Ships and marine technology - Offshore wind energy - Port and marine operations ICS 47.020.20 CCSU04 National Standards of People's Republic of China Ships and Offshore Technology Offshore Wind Energy Port and offshore operations (ISO 29400.2020, IDT) Released on 2021-10-11 2022-05-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Table of contents

Preface ⅩⅢ 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 4 Symbols and abbreviations 22 4.1 Symbols 22 4.2 Abbreviations 25 5 General 27 5.1 General 27 5.1.1 Overview 27 5.1.2 Safety requirements 28 5.2 Jurisdiction 29 5.2.1 General requirements 29 5.2.2 Safety of life at sea 29 5.2.3 Environment 29 5.3 HSSE Project 29 5.4 Risk management 30 5.4.1 General requirements 30 5.4.2 Risk assessment techniques 30 5.5 Work Safety Analysis 30 5.6 Environmental Impact Research 31 5.7 Staffing, qualifications, work and safety training 31 5.8 Daily progress and incident reports 31 5.9 Personnel tracking 31 5.10 Approval by national authorities 32 6 Organization, Documents and Plans 32 6.1 General 32 6.2 Organization and communication 32 6.2.1 Project organization 32 6.2.2 Operation Organization 33 6.3 Quality assurance and management procedures 33 6.4 Technical regulations 33 6.5 Technical documents 34 6.5.1 File numbering system 34 6.5.2 Risk assessment and method description for port and offshore operations 34 6.5.3 Work schedule/plan 35 6.5.4 Emergency concept 35 6.5.5 Emergency plans and emergency procedures 36 6.5.6 Emergency Response Coordination Plan 37 6.5.7 Completion records/Completion documents 37 6.5.8 CAD data transmission standard 38 6.6 Certification and documentation 40 6.6.1 General requirements 40 6.6.2 Required or recommended documents 40 6.7 Maritime guarantee survey 40 6.7.1 Overview 40 6.7.2 Responsibilities of Maritime Guarantee Inspector 40 6.7.3 Scope of Work of Maritime Guarantee Inspector 41 6.7.4 Certificate of Approval 41 6.8 Systems and equipment 41 6.8.1 General requirements 41 6.8.2 Marine ships 42 6.8.3 Main equipment 42 7 Marine meteorological requirements 42 7.1 General 42 7.2 Weather-restricted operations/non-weather-restricted operations 42 7.2.1 Weather-restricted operations 42 7.2.2 Non-weather restricted operations 43 7.3 Marine meteorological conditions 43 7.3.1 Wind 43 7.3.2 Waves, wave periods and swell conditions 43 7.3.3 Water flow 43 7.3.4 Other marine meteorological factors 43 7.3.5 Temperature 44 7.3.6 Marine life 44 7.4 Marine meteorological conditions 44 7.4.1 Design criteria and operating restrictions 44 7.4.2 Return period 45 7.4.3 Analysis based on ship response 45 7.4.4 Probability distribution of sea state parameters 45 7.5 Operation duration, emergency time and weather window 45 7.5.1 Planning work time 45 7.5.2 Weather window period and emergency time 45 7.5.3 Irreversible point 46 7.5.4 Operational restrictions and marine meteorological reduction factors for forecasting and monitoring 46 7.6 Weather forecast 47 7.6.1 General requirements 47 7.6.2 Prediction parameters 47 7.7 On-site monitoring 47 8 Land transportation and nearshore transportation 47 8.1 Overview 47 8.2 Structural integrity calculation 48 8.3 Road transport 48 8.4 Inland water transport 48 8.5 Nearshore Waterway Transport 48 8.6 Rail Transport 48 8.7 Transport pallets and equipment 48 9 Transit storage area 49 9.1 General requirements 49 9.2 Infrastructure requirements 49 9.2.1 Weight-bearing 49 9.2.2 Ground 49 9.3 Storage bays and equipment 50 9.4 Component storage requirements 50 9.5 Component protection 50 9.6 Structural integrity calculation 50 9.6.1 General requirements 50 9.6.2 Eddy current shedding 50 9.7 Security measures 50 10 Pre-assembly 51 10.1 General requirements 51 10.2 Pre-assembly area requirements 51 10.3 Pre-assembly activities 51 10.4 Pre-assembled equipment 51 10.5 Structural integrity calculation 52 10.6 Eddy current shedding 52 10.7 Safety measures 52 11 Port operations 52 11.1 Overview 52 11.2 Port passage 52 11.2.1 Waterway 52 11.2.2 Inland passage 52 11.3 Dock storage area 53 11.4 Security measures 53 11.5 Terminal area requirements 53 11.6 The requirements of jacking operations on the seabed geology of the port 53 12 Weight control 53 12.1 General Rules 53 12.2 Weight control level 54 12.3 Weight and center of gravity constraints 54 12.4 Weight control monitoring 54 12.5 Dimension control 54 12.6 Series Project 55 12.7 Weight determination 55 13 Stability 55 13.1 General Rules 55 13.2 General requirements 55 13.3 Stability calculation 55 13.4 Integrity stability 56 13.4.1 General requirements 56 13.4.2 Integrity Stability Standard 57 13.5 Damage stability 58 13.5.1 General requirements 58 13.5.2 Damage stability criteria 59 13.6 Monohull barge transportation 60 13.7 Multihull barge transportation 60 13.8 Classed ships 60 13.9 Floating structure 60 13.9.1 General requirements 60 13.9.2 Intact stability and damage stability 61 13.9.3 Righting and installation of floating structure and post-launch structure 61 13.10 Loading operations 62 13.11 Watertight integrity and temporary closing device 63 13.12 Tilt test 63 14 Ballast operations 64 14.1 General 64 14.2 Ballast calculation at different stages 64 14.3 Ballast system 64 14.3.1 Operational aspects 64 14.3.2 Other operational considerations 65 14.4 Prevent damage and deterioration 65 14.4.1 General requirements 65 14.4.2 Freezing 66 14.5 Preventing progressive flooding under damage conditions 66 14.6 Control and indication system 66 14.7 Pump 67 14.7.1 General requirements 67 14.7.2 Specifications and layout 67 14.7.3 Pump performance curve and functional limitations 67 14.8 Valve arrangement 67 14.9 Ventilation system 67 14.10 Air cushion system capacity 67 14.11 System Test 68 15 load 68 15.1 General 68 15.2 Loading categories 68 15.2.1 Summary 68 15.2.2 Design. Structural analysis of each loading stage 69 15.2.3 Loading plan 69 15.2.4 Cargo weight and center of gravity information 70 15.2.5 Deck bearing planning 70 15.3 Structural loading 70 15.4 Venues and docks 70 15.5 Barge 70 15.6 Connecting beams, slides and shoes 71 15.7 Mooring equipment 71 15.7.1 Weather-restricted operations 71 15.7.2 Temporary mooring system 71 15.8 Bottom loading 71 15.9 Pumping and ballasting 72 15.9.1 Pumping flow 72 15.9.2 Recommended pumping flow 72 15.10 Use trailers, self-propelled modular transport vehicles or hydraulic sliding shoes to load 73 15.10.1 General requirements 73 15.10.2 Structural capabilities 73 15.10.3 Load Balancing and Stability 73 15.10.4 Vertical positioning 74 15.10.5 Shoes 74 15.11 Propulsion system design, redundancy and backup 74 15.11.1 Propulsion system 74 15.11.2 Redundancies and recommendations 74 15.12 Floating to a diving barge or ship 76 15.13 Hoisting and loading 77 15.14 Horizontal loading 77 15.15 Barge resetting and sea fixation 77 15.16 Tugboat 78 15.17 Management and Organization 78 15.18 Loading Manual 78 15.19 Operation Manual 78 16 Transport 80 16.1 Overview 80 16.2 General 80 16.2.1 Manned towing 80 16.2.2 Unmanned Towing 80 16.2.3 Navigation signal lights 80 16.2.4 Emergency Plan 80 16.2.5 Motion response 80 16.2.6 Verification of transportation objects 81 16.2.7 Structural analysis of all transport stages 81 16.2.8 Transportation planning 81 16.3 Meteorological routes and forecasts 81 16.4 Safe havens, sheltered areas, waiting areas 82 16.5 Inspection during towing or voyage 82 16.6 Responsibility 82 16.7 Dangerous goods 82 16.8 Ballast water 82 16.9 Depth, height and maneuverability limits 83 16.10 Water depth margin 83 16.11 Overhead altitude 83 16.12 Channel width 84 16.13 Requirements for measurement 84 16.14 Towing force, formation composition and towing arrangement 84 16.14.1 Towline pulling force 84 16.14.2 Tug fleet 85 16.14.3 Towing arrangements 85 16.14.4 Towline length 86 16.15 Towed out of dry dock 86 16.15.1 Summary 86 16.15.2 Water depth margin 86 16.15.3 Side spacing 86 16.15.4 Air cushion/air pressure 86 16.15.5 Capacity layout of winches and trailers 86 16.15.6 Positioning system 87 16.15.7 Investigation requirements 87 16.16 Offshore towing 87 16.16.1 Towing route and towing spacing 87 16.16.2 Positioning system 87 16.17 Towing at sea 87 16.17.1 Ship selection 87 16.17.2 Stability 87 16.17.3 Maritime fixation 87 16.17.4 Eddy current shedding 89 16.17.5 Navigation system 89 16.18 Transport Manual 89 17 Temporary mooring and position maintenance for offshore operations 90 17.1 Introduction 90 17.2 Environmental Standards 90 17.3 Determination of mooring response 90 17.3.1 Methods of analysis 90 17.3.2 General rules for mooring design 91 17.4 Dimensions of mooring lines 91 17.4.1 General requirements 91 17.4.2 Mooring rope tension limitation and design safety factor 91 17.4.3 Specific mooring conditions 92 17.5 Dimensions of anchor 92 17.6 Dimensions of attachment 92 17.7 Dimensions of mooring lines 93 17.8 Spacing under extreme conditions 93 17.9 Spacing during positioning 93 17.10 Mooring tension 94 17.11 Other position holding methods 94 17.11.1 Overview 94 17.11.2 Dynamic Positioning System 94 17.11.3 Dedicated mooring device 94 17.11.4 Use of tugboat 94 17.12 Public Reference Station System 95 18 Offshore installation work 95 18.1 Overview 95 18.1.1 Summary 95 18.1.2 Transition 95 18.1.3 Wind turbine generators 95 18.1.4 Sea ascending station/sea living platform 96 18.1.5 Installation Plan 96 18.1.6 Cargo weight and center of gravity information 98 18.2 Installation site 98 18.2.1 Seabed survey 98 18.2.2 Seabed geological survey 98 18.2.3 Seabed levelling 98 18.2.4 Field charts 98 18.2.5 Unexploded ordnance (UXO) 99 18.3 Systems and equipment 100 18.3.1 Summary 100 18.3.2 Ship 100 18.3.3 Equipment 101 18.3.4 Position Reference System 101 18.3.5 Ballast System 101 18.3.6 Interfacing between transport ships and offshore equipment 101 18.4 Ship positioning 101 18.5 Site requirements 102 18.6 Geotechnical assessment of pile driving site 102 18.6.1 General requirements 102 18.6.2 Geological survey 102 18.6.3 Puncture analysis, puncture and horizontal-vertical interaction 103 18.7 Ship Operation Manual 104 18.8 Platform pre-ballasting procedure 104 18.9 Ballast 105 18.10 Hoisting 105 18.10.1 Summary 105 18.10.2 Installation of liftable jacket foundation 105 18.10.3 Installation of pre-piling formwork 105 18.10.4 Installation of piles 105 18.10.5 Installation of transition section 106 18.10.6 Installation of concrete gravity foundation 106 18.10.7 Transfer of items from the barge to the deck of a crane/jack-up vessel 106 18.10.8 Tower installation 106 18.10.9 Installation of wind turbine generators, including nacelles, hubs and blades 106 18.10.10 Installation of upper modules such as sea booster station/living platform 106 18.10.11 Homework Points 107 18.10.12 Job control parameters 107 18.11 Ballast drop 107 18.11.1 General requirements 107 18.11.2 Homework Points 107 18.11.3 Job control parameters 107 18.12 Precise positioning on the seabed through active and passive methods 108 18.12.1 General requirements 108 18.12.2 Aspects of job design 108 18.12.3 Job control parameters 108 18.13 Penetration of skirt pile 108 18.13.1 Overview 108 18.13.2 Gravity penetration 108 18.13.3 Inhalation and penetration 109 18.13.4 Aspects of job design 109 18.13.5 Job control parameters 109 18.14 Pile installation 109 18.14.1 Summary 109 18.14.2 Aspects of job design 109 18.14.3 Job control parameters 110 18.15 Grouting 110 18.15.1 Summary 110 18.15.2 Grouting between the pile body and the transition section structure 111 18.15.3 Grouting at the bottom of pile-jacket structure foundation 111 18.15.4 Aspects of job design 111 18.15.5 Preparation 111 18.15.6 Job control parameters 112 18.16 Bolt connection of foundation 112 18.17 Welding of pile/foundation and upper module 112 18.18 Noise reduction measures 112 18.19 Personnel commuting installation unit 112 18.20 Offshore completion 113 18.20.1 Summary 113 18.20.2 ROV inspection 113 18.20.3 Remove temporary equipment 113 18.20.4 Scour protection 113 18.20.5 Final inspection 113 18.20.6 Project Implementation Manual 113 19 Hoisting equipment design and operation 114 19.1 General Rules 114 19.2 Rigging geometry 116 19.3 Actions and effects 116 19.4 Weight contingency factor 117 19.5 Dynamic Amplification Factors (DAFs) 118 19.5.1 General requirements 118 19.5.2 Crane hoisting 118 19.5.3 Offshore hoisting of two or more shipboard cranes 119 19.6 Typical hook load 120 19.6.1 Single crane single hook hoisting 120 19.6.2 Two cranes double hook hoisting 120 19.7 Lifting point typical lifting weight 120 19.7.1 Single hook hoisting 120 19.7.2 Double hook hoisting 121 19.8 Typical force on lifting point 121 19.8.1 Typical vertical force 121 19.8.2 Typical force consistent with the sling direction 122 19.8.3 Typical lateral forces 122 19.9 Typical forces of slings and grommet 122 19.10 Design value of action and action effect 123 19.11 Strength of slings, grommets and shackles 124 19.11.1 Steel cable slings 124 19.11.2 Fiber rope slings and fiber rope loops 124 19.11.3 Ultimate working load and design strength of fiber slings and grommet 125 19.11.4 Ultimate working load and design strength of shackle 125 19.12 Design Verification 126 19.12.1 Allowable hook load 126 19.12.2 Slings and grommets 126 19.12.3 Lifting points and their connections to structures and supports 127 19.13 Lifting point design 128 19.13.1 General requirements 128 19.13.2 Sling ellipse deformation 128 19.13.3 Plate rolling direction and load direction 128 19.13.4 Shackle holes 129 19.13.5 Cast lugs and welded trunnions 129 19.13.6 Cheek 129 19.13.7 Eyeplate 129 19.14 Pitch 129 19.14.1 General requirements 129 19.14.2 Spacing around lifting objects 130 19.14.3 Spacing around the crane ship 130 19.14.4 Spacing around jack-up cranes 130 19.14.5 Spacing around mooring anchors of crane vessels 130 19.14.6 Spacing around the array cable area 131 19.14.7 Spacing around pile boots for jack-up ships 131 19.15 Anti-flash pads and guides 131 19.15.1 General requirements 131 19.15.2 Object movement 131 19.15.3 Position of anti-flash pads and guides 132 19.15.4 Anti-finger pads and guiding device loads 132 19.15.5 Design considerations 133 19.16 Hoisting with heave compensation 133 19.17 Hoisting with dynamic positioning 133 19.18 Practical considerations 133 19.18.1 Channel 133 19.18.2 Design of maritime fixed 133 19.18.3 Equipment 133 19.18.4 Sling 134 19.19 Certification requirements for lifting equipment 134 19.19.1 Standard lifting equipment 134 19.19.2 Custom hoisting equipment 134 19.19.3 Re-certification of lifting equipment 134 20 Laying, burying, connection and maintenance of submarine cables 135 20.1 Overview 135 20.2 Planning and Design 135 20.2.1 Cable size and loading and unloading parameters 135 20.2.2 Submarine survey of the cable channel between the turbine generator and the booster station 136 20.2.3 Ship adaptability 137 20.2.4 Cable storage and cable handling equipment 138 20.2.5 Navigation equipment-positioning and control of ship/cable interface 139 20.3 Cable loading and sea transfer 139 20.3.1 General requirements 139 20.3.2 Loading, unloading and hoisting 139 20.3.3 Cable winding loading 139 20.3.4 Hoisting and sea transfer 141 20.4 Cable laying 141 20.4.1 General requirements 141 20.4.2 Cable pull-in procedure 141 20.4.3 Laying 142 20.5 Cable protection 142 20.5.1 Summary 142 20.5.2 Cable Embedding 142 20.5.3 Non-embedded cable protection 143 20.6 Cable interleaving 144 20.7 Cable landing 144 20.8 Cable connection and maintenance 145 20.9 Finished measurement 145 20.10 Cable integrity check 145 20.11 Cable Installation Manual 145 21 Construction Management 146 21.1 General 146 21.2 Maritime coordination 146 21.3 Port coordination 147 21.4 Guard ship 147 21.5 Report 147 21.6 Personnel Tracking 147 Appendix A (informative) Additional information and guidance 148 A.1 Overview 148 A.2 Guidance on 15.18.Loading Manual 148 A.3 Guidance on 16.18.Transport/Towing Manual 149 A.3.1 Transport/Towing Manual 149 A.3.2 Daily report 149 A.4 About 18.1.5 Guidelines. Installation Manual 150 A.5 About the 20.11 Guide. Cable Installation Manual 151 A.5.1 General requirements 151 A.5.2 Calculation and analysis report 153 A.5.3 Operational details and procedures 153 A.5.4 Emergency/emergency procedures 155 A.6 Guidance on 19.15.4.Anti-flash pads and guide loads 155 References 160

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. The translation method used in this document is equivalent to ISO 29400.2020 "Ships and Offshore Technology, Offshore Wind Energy Ports and Offshore Operations". Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents. This document was proposed and managed by the National Ocean Shipping Standardization Technical Committee (SAC/TC12). Drafting organizations of this document. Guangdong Jingin Marine Engineering Co., Ltd., China State Shipbuilding Industry Technical and Economic Research Institute, China Merchants Post Research Institute (Shanghai) Co., Ltd., Guangzhou Jingin Ocean Technology Service Co., Ltd., Jiangsu Longyuan Zhenhua Offshore Engineering Co., Ltd., China Shipbuilding Class Society, Guangzhou Shipbuilding Industry Co., Ltd., Guangdong Neusoft University, Guangdong Jingin Ocean Engineering Innovation Research Co., Ltd. The main drafters of this document. Zhang Jingbo, Li Guoqing, Wang Dongshi, Liu Tongle, Ma Zhenjun, Ouyang Tao, Luo Wenchen, Han Guangde, Liu Baoyuan, Yang Qingxia, Xia Huifeng, Wang Huihua, Wu Pingping, Lu Jun, Li Guangyuan, Feng Xiaoxing, Chen Feng, Zhao Yixiang, Liu Hongbo, Deng Dahong, Chen Kaixin, Pang Bo, Zhan Lihong, Luo Rong, Lu Weihua, Xu Tianyin, Mei Weidong, Qiu Ling, Shen Bo, Chen Jianfeng. 􀃼 Ships and Offshore Technology Offshore Wind Energy Port and offshore operations

1 Scope

This document provides comprehensive requirements and guidance for the planning and engineering implementation of offshore wind farm ports and offshore operations, including related to such operations. All relevant documents and work, for example, analysis and design of components, systems, equipment and procedures for performing port and offshore operations, to And the methods or procedures developed for the safe execution of these operations. This document aims to provide comprehensive information for all relevant ports and offshore operations of offshore wind farms, including loading, maritime transportation, installation, Offshore commissioning, operation and maintenance, component replacement, repair operations, decommissioning, disassembly or redeployment of offshore wind farms, etc. This document applies to the port and offshore operations of the following offshore structures, including. ---Steel structure foundation; ---Concrete gravity foundation structure; ---High-pile steel foundation or ste......
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