International Consensus Standards FOR COMMERCIAL DIVING AND UNDERWATER OPERATIONS 6.2 EDITION ASSOCIATION OF DIVING CONTRACTORS INTERNATIONAL International Consensus Standards For Commercial Diving And Underwater Operations INTERNATIONAL CONSENSUS STANDARDS FOR COMMERCIAL DIVING AND UNDERWATER OPERATIONS 6.2 EDITION ASSOCIATION OF DIVING CONTRACTORS INTERNATIONAL, INC. Safety • Education • Communication i International Consensus Standards For Commercial Diving And Underwater Operations No responsibility is assumed by the Association of Diving Contractors International, Inc. (ADCI), its members, board of directors, officers or publisher for any injury and/or damage to persons or property as a matter of liability, negligence or otherwise, or from any use or operation of any methods, product, instruction, standards, rules or ideas contained in the material herein. No suggested test or procedure should be carried out unless, in the reader’s judgment, its risk is justified and the reader assumes all responsibility. All rights reserved. No part of this book may be reproduced, stored in a retrieval system or transmitted in any form or by any means (electronic, mechanical, photocopying, microfilming, recording or otherwise) without written per mission from the Association of Diving Contractors International, Inc. Copyright © Association of Diving Contractors International, Inc. Printed and bound in the United States of America. International Standard Book Number: 0-941332-45-4. Library of Congress control number: 95-077534. Published by: Association of Diving Contractors International, Inc. 5206 FM 1960 West, Suite 202 Houston, TX 77069 www.adc-int.org Third Edition 1991 Fourth Edition 1992 Fifth Edition 2004 Sixth Edition 2011 Sixth Edition 2014 (Revision 6.1) Sixth Edition 2016 (Revision 6.2) ii International Consensus Standards For Commercial Diving And Underwater Operations The Mission of the ADCI is: • To promote the highest possible level of safety in the practice of commercial diving and underwater operations. • To promote proper and adequate training and education for industry personnel. • To foster open communication within the underwater industry. • To hold all members accountable in adherence to the International Consensus Standards for Commercial Diving and Underwater Operations. iii International Consensus Standards For Commercial Diving And Underwater Operations TABLE OF CONTENTS RECORD OF CHANGES XVII 1.0 GENERAL PROVISIONS 1.1 SCOPE AND Application 2 1.1.1 PURPOSE 2 1.1.2 PRESERVATIVE ACTS 2 2.0 DIVING PERSONNEL MEDICAL AND TRAINING REQUIREMENTS 2.1 GENERAL 4 2.2 COMMERCIAL DIVING TRAINING REQUIREMENTS 4 2.2.1 ENTRY-LEVEL QUALIFICATIONS 4 2.2.2 MINIMUM REQUIRED EXPERIENCE AND PROFICIENCY 4 2.3 DIVER MEDICAL REQUIREMENTS 5 2.3.1 GENERAL 5 2.3.2 PHYSICAL EXAMINATION 5 2.3.3 RE-EXAMINATION AFTER INJURY OR ILLNESS 5 2.3.4 TABLE 1 – MEDICAL TESTS FOR DIVING 6 2.3.5 PHYSICIAN’S WRITTEN REPORT 6 2.3.6 DISQUALIFYING CONDITIONS 6 2.3.7 WITHDRAWAL FROM HYPERBARIC CONDITIONS FOR DIVERS 7 2.3.8 MEDICAL RECORD KEEPING 7 2.3.9 VENOMOUS FISH STINGS 7 2.4 MEDICAL GUIDELINES AND RECOMMENDATIONS 8 2.4.1 INTRODUCTION 8 2.4.2 ADCI PHYSICAL EXAMINATION STANDARDS 9 2.4.3 ADCI MEDICAL HISTORY AND EXAMINATION FORMS 13 2.4.4 NEUROPSYCHIATRIC 17 2.4.5 MEDICATION 17 2.4.6 DISCLAIMER 17 2.4.7 BMI TABLES 18 2.4.8 BODY FAT TABLE AND BODY FAT PERCENTAGES COMPARISON TABLE 19 2.4.9 MAXIMUM ALLOWABLE WEIGHT CHART 19 2.4.10 RETURN TO DUTY AFTER DIVING RELATED INCIDENTS 20 2.4.11 FRAMINGHAM CARDIAC RISK CALCULATOR 20 iv International Consensus Standards For Commercial Diving And Underwater Operations 3.0 DIVING PERSONNEL RESPONSIBILITIES, QUALIFICATIONS AND CERTIFICATIONS 3.1 COMMERCIAL DIVER CERTIFICATION PROGRAM 25 3.1.1 GENERAL REQUIREMENTS 25 3.1.2 QUALIFICATIONS AND CERTIFICATIONS 25 3.1.3 SCOPE AND APPLICABILITY 25 3.1.4 CERTIFICATION AND TRAINING MATRIX 26 3.1.5 DOCUMENTATION ACCEPTED 26 3.1.6 CARD ISSUE 27 3.1.7 DATABASE MAINTENANCE 27 3.1.8 PHOTO INSTRUCTIONS FOR COMMERCIAL DIVER CERTIFICATION CARDS 27 3.1.9 APPLICATIONS 30 3.2 ENTRY-LEVEL TENDER/DIVER 35 3.2.1 RESPONSIBILITIES 35 3.2.2 QUALIFICATIONS AND CERTIFICATIONS 35 3.2.3 CERTIFICATION CARD DESCRIPTION 36 3.2.4 CERTIFICATION CARD REQUIREMENTS 36 3.3 SURFACE-SUPPLIED AIR DIVER 36 3.3.1 RESPONSIBILITIES 36 3.3.2 QUALIFICATIONS AND CERTIFICATIONS 37 3.3.3 CERTIFICATION CARD DESCRIPTION 37 3.3.4 CERTIFICATION CARD REQUIREMENTS 37 3.4 SURFACE-SUPPLIED AIR DIVING SUPERVISOR 37 3.4.1 RESPONSIBILITIES 37 3.4.2 QUALIFICATIONS AND CERTIFICATIONS 39 3.4.3 CERTIFICATION CARD DESCRIPTION 39 3.4.4 CERTIFICATION CARD REQUIREMENTS 39 3.5 HeO2/MIXED-GAS DIVER 39 3.5.1 RESPONSIBILITIES 39 3.5.2 QUALIFICATIONS AND CERTIFICATIONS 40 3.5.3 CERTIFICATION CARD DESCRIPTION 40 3.5.4 CERTIFICATION CARD REQUIREMENTS 40 3.6 HeO2/MIXED-GAS DIVING SUPERVISOR 40 3.6.1 RESPONSIBILITIES 40 3.6.2 QUALIFICATIONS AND CERTIFICATIONS 42 3.6.3 CERTIFICATION CARD DESCRIPTION 42 3.6.4 CERTIFICATION CARD REQUIREMENTS 42 v International Consensus Standards For Commercial Diving And Underwater Operations 3.7 BELL/SATURATION DIVER 42 3.7.1 RESPONSIBILITIES 42 3.7.2 QUALIFICATIONS AND CERTIFICATIONS 43 3.7.3 CERTIFICATION CARD DESCRIPTION 43 3.7.4 CERTIFICATION CARD REQUIREMENTS 43 3.8 BELL/SATURATION DIVING SUPERVISOR 43 3.8.1 RESPONSIBILITIES 43 3.8.2 QUALIFICATIONS AND CERTIFICATIONS 45 3.8.3 CERTIFICATION CARD DESCRIPTION 45 3.8.4 CERTIFICATION CARD REQUIREMENTS 45 3.9 LIFE-SUPPORT TECHNICIAN 46 3.9.1 RESPONSIBILITIES 46 3.9.2 QUALIFICATIONS AND CERTIFICATIONS 47 3.9.3 CERTIFICATION CARD DESCRIPTION 47 3.9.4 CERTIFICATION CARD REQUIREMENTS 47 3.10 SATURATION TECHNICIAN 48 3.10.1 RESPONSIBILITIES 48 3.10.2 QUALIFICATIONS AND CERTIFICATIONS 48 3.10.3 CERTIFICATION CARD DESCRIPTION 48 3.10.4 CERTIFICATION CARD REQUIREMENTS 48 4.0 DIVING MODES: DEFINITIONS, REQUIREMENTS AND GUIDELINES 4.1 GENERAL INTRODUCTION 50 4.2 SELF-CONTAINED DIVING (SCUBA) 50 4.2.1 MINIMUM PERSONNEL REQUIREMENTS 50 4.2.2 OPERATIONAL GUIDELINES 50 4.2.3 MINIMUM EQUIPMENT REQUIREMENTS 51 4.3 SURFACE-SUPPLIED AIR DIVING 51 4.3.1 SURFACE-SUPPLIED AIR DIVING 0-100 fsw (0-30msw) WITH NO DECOMPRESSION 52 4.3.1.1 Minimum Personnel Requirements 52 4.3.1.2 Operational Guidelines 53 4.3.1.3 Minimum Equipment Requirements 53 4.3.2 SURFACE-SUPPLIED AIR DIVING 0-100 fsw (0-30msw) WITH PLANNED DECOMPRESSION 53 4.3.2.1 Minimum Personnel Requirements 53 4.3.2.2 Operational Guidelines 54 4.3.2.3 Minimum Equipment Requirements 54 vi International Consensus Standards For Commercial Diving And Underwater Operations 4.3.3 SURFACE-SUPPLIED AIR DIVING 101-190 fsw (30-57msw) 55 4.3.3.1 Minimum Personnel Requirements 55 4.3.3.2 Operational Guidelines 55 4.3.3.3 Minimum Equipment Requirements 56 4.4 ENRICHED-AIR DIVING (NITROX) 56 4.4.1 DEFINITION 56 4.4.2 GENERAL 57 4.4.3 REQUIREMENTS 57 4.4.4 TRAINING 58 4.4.5 OPERATIONAL PROCEDURES 58 4.4.5.1 Repetitive Dives 58 4.4.5.2 Diving at Altitude 58 4.4.5.3 Omitted Decompression 58 4.4.5.4 Decompression Chamber Requirement 58 4.4.6 GAS SUPPLIES 58 4.4.6.1 NITROX Breathing Gas Certifications and Labeling 58 4.4.6.2 NITROX Mix Testing 58 4.4.6.3 NITROX Mix Tolerance 58 4.4.6.4 Breathing Gas Purity 58 4.4.6.5 Cleaning for N2O2 Service 59 4.4.7 THERAPEUTIC PROCEDURES 59 4.5 SURFACE-SUPPLIED MIXED-GAS DIVING (HeO2) 59 4.5.1 MINIMUM PERSONNEL REQUIREMENTS 59 4.5.2 OPERATIONAL GUIDELINES 59 4.5.3 MINIMUM EQUIPMENT REQUIREMENTS 60 4.6 SATURATION DIVING 60 4.6.1 MINIMUM PERSONNEL REQUIREMENTS 60 4.6.2 OPERATIONAL GUIDELINES 61 4.6.3 MINIMUM EQUIPMENT REQUIREMENTS 61 5.0 UNDERWATER OPERATIONS: PROCEDURES, CHECKLISTS AND GUIDELINES 5.1 SAFE PRACTICES/OPERATIONS MANUAL 63 5.2 EMERGENCY AID 63 5.3 DRUG AND ALCOHOL SCREENING 63 5.4 FIRST AID 63 5.5 DIVER’S PERSONAL LOG BOOKS 65 vii International Consensus Standards For Commercial Diving And Underwater Operations 5.6 DESIGNATED DIVING SUPERVISOR 65 5.7 STANDBY DIVER REQUIREMENT 65 5.8 PLANNING AND ASSESSMENT 65 5.8.1 JOB/PROJECT SAFETY 66 5.8.2 DIVING AND SUPPORT PERSONNEL 66 5.8.3 EQUIPMENT 66 5.9 JOB HAZARD ANALYSIS (JHA) 66 5.10 TEAM BRIEFING 67 5.11 TERMINATION OF DIVE 67 5.12 POST-DIVE PROCEDURES 67 5.13 COMPANY RECORD OF DIVES (DIVE LOG) REQUIREMENTS 67 5.14 DECOMPRESSION PROCEDURE ASSESSMENT 68 5.15 MINIMUM REST HOUR POLICY 68 5.15.1 COVERAGE 68 5.16 HAZARDS TO UNDERWATER OPERATIONS 68 5.17 DIFFERENTIAL PRESSURE (DELTA P) 69 5.17.1 TYPES OF DELTA P 69 5.17.2 EXAMPLES OF DELTA P 69 5.17.3 RECOMMENDATIONS 69 5.17.4 REMOTE PRE-DIVE SURVEY METHODS 70 5.17.5 FORMULAS 70 5.17.6 MISCELLANEOUS FACTS 71 5.17.7 REFERENCES 71 5.18 TEMPORARY IMPAIRMENT OR CONDITION 72 5.19 ENTERING AND LEAVING THE WATER 72 5.20 REQUIRED DECOMPRESSION CHAMBER AVAILABILITY 72 5.21 INSPECTION OF LIFE-SUPPORT SYSTEMS, EQUIPMENT AND TOOLS 72 5.22 THERMAL EXPOSURES TO DIVING PERSONNEL 72 5.22.1 PROCEDURES FOR DIVING IN COLD WATER AND COLD WEATHER 72 5.22.1.1 Diver 72 5.22.1.2 Tender And Topside 73 5.22.1.3 Equipment And Maintenance 73 5.22.2 PROCEDURES FOR DIVING IN HOT WATER 74 5.22.2.1 Diver 74 viii International Consensus Standards For Commercial Diving And Underwater Operations 5.22.2.2 Tender and Topside 74 5.22.2.3 Equipment and Maintenance 74 5.23 DIVING OPERATIONS WARNING DISPLAY 75 5.24 DIVER-WORN OR CARRIED EMERGENCY GAS SUPPLY 75 5.25 VOICE COMMUNICATIONS ON STATION 76 5.26 DIVE PLATFORM POSITIONING 76 5.27 PERSONAL PROTECTIVE EQUIPMENT 76 5.28 SAFETY PROCEDURE GUIDELINES 76 5.28.1 SAFE PRACTICES/OPERATIONS MANUAL 76 5.28.2 EMERGENCY AID 76 5.28.3 FIRST AID 76 5.28.4 PLANNING AND ASSESSMENT 77 5.28.5 HAZARDS TO DIVING