GB/T 24556-2009 English PDF

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GB/T 24556-2009: Emergency measures for heliox saturation diving operation to 200 m
Status: Valid

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GB/T 24556-2009	419	Add to Cart	3 days	Emergency measures for heliox saturation diving operation to 200 m	Valid

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GB 20827   GB/T 24557   GB/T 24555   

Basic data

Standard ID: GB/T 24556-2009 (GB/T24556-2009)
Description (Translated English): Emergency measures for heliox saturation diving operation to 200 m
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: R53
Classification of International Standard: 03.220.40
Word Count Estimation: 18,190
Date of Issue: 2009-10-30
Date of Implementation: 2010-03-01
Quoted Standard: GB/T 24555-2009; JT/T 744
Regulation (derived from): National Standard Approval Announcement 2009 No.12 (Total No.152)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the process of saturation diving diver in distress, equipment and loaded with failure, emergency measures to diving operations during unforeseen circumstances. This standard applies to 200 m shallower than helium and oxygen saturation diving operations.

GB/T 24556-2009: Emergency measures for heliox saturation diving operation to 200 m

---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.
Emergency measyres for heliox saturation diving operation to 200 m ICS 03.220.40 R53 National Standards of People's Republic of China 200 m1 helium-oxygen saturation diving emergency measures Posted 2009-10-30 2010-03-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 1 diver in distress 5 divers or diving bell communication interruption 2 6 diving bell air supply interruption 2 7 The Diving Bell power interruption 3 8 The Diving Bell hot water supply interruption 4 5 9 The Diving Bell loss of pressure 10 Diving Bell and deck living spaces can not be docked 6 11 Diving Bell fairlead wound or broken 6 12 diving bell umbilical cord rupture 7 13 diving bell hoist line rupture 8 14 diving bell system fault dipping 10 15 deck habitat loss of pressure 11 16 deck fire habitat 11 17 deck habitat life support system disorders 12 18 final process of saturation diving decompression sickness occurred 13 19 dynamic positioning vessel out of position 13

Foreword

The standard proposed by the Ministry of Transport of the People's Republic of China. This standard is under the jurisdiction of the Ministry of Communications and salvage underwater engineering Standardization Technical Committee. This standard was drafted. the Ministry of Communications Shanghai Salvage Bureau. The main drafters of this standard. leaves like Qiu, Guo Jie, Liu Xiuhua, Li Song, Jin Wei, Jihong Wei, Bao Desheng, Yaohui Xin, Zhao Heming, Taobao Long, Jin Feng, Xu Junlin, Rong Fukang, Sun Wei, Wang Qing Qing. 200 m1 helium-oxygen saturation diving emergency measures

1 Scope

This standard specifies the emergency operation during saturation diving diver in distress, and loaded with equipment failure, diving operations during unforeseen circumstances Measures. This standard applies to 200m and in light of helium-oxygen saturation diving operations.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 24555-2009 200m helium-oxygen saturation diving operational requirements JT/T 744 200m helium-oxygen saturation diving decompression sickness Handling Rules

3 Terms and Definitions

Terms and definitions GB/T 24555 apply to this standard established.

4 divers in distress

4.1 Distress causes and consequences Due to supply interruption, wound, injury and other causes divers diving tour dangerous situations that can lead diver can not return to their own Diving bell. 4.2 emergency 4.2.1 When receiving a latent water divers report unforeseen circumstances; or water diver dive control room calls out, three consecutive no reply; or Man and clock signal contact diver rope three consecutive no reply, the water should command clock rescue people in distress diver. 4.2.2 bell diver who pulled the cord, pulled the divers diving bell bottom below the channel, the lifting device will use internal clock hanging diver into the bell. 4.2.3 When the bell diver who pulled the cord can not be pulled back diver diving bell, a bell should dive, divers found along the distress diver umbilical cord. Then along the bell human umbilical cord, the diver in distress rescued within minutes. 4.2.4 bell diver mask should be removed, check the diver, the report of the water. As divers heartbeat has stopped breathing, should be multiplexed Su, to keep the recovery report on water. Surface water diving bell lifting, docking and deck living spaces, divers enter into the deck for habitat Further processing. 4.3 precautions 4.3.1 The person responsible for the care bell diver umbilical cord, diving through the water to understand the situation and problems. 4.3.2 through bell shall within the diving bell diving breathing gas pressure gauge, understand divers breathing. 4.3.3 The clock should do a rescue diver ready to dive. 4.3.4 a bell person should use a separate clock latent breathe air. Bell breathe air bell should be able to meet the needs of people out of latent 30min. 4.3.5 diving bell should regulate the water level inside the diving bell function with diver lifting device. 4.3.6 Diving bell, first aid kit should be configured. 4.3.7 respond to the bell diver and first aid training. ......

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