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SY 6433-1999 Requirements for the preparation of safety emergency plans for shallow-water petroleum operations

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Standard ID: SY 6433-1999

Standard Name: Requirements for the preparation of safety emergency plans for shallow-water petroleum operations

Chinese Name: 浅海石油作业安全应急计划编制要求

Standard category:Oil and gas industry standards (SY)

state:Abolished

Date of Release1999-09-14

Date of Implementation:2000-04-01

Date of Expiration:2004-11-01

standard classification number

Standard ICS number:Environmental protection, health and safety >> 13.100 Occupational safety, industrial hygiene

Standard Classification Number:Petroleum>>Petroleum General>>E09 Health, Safety, Labor Protection

associated standards

alternative situation:Replaced by SY/T 6044-2004

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other information

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SY 6433-1999 Requirements for the preparation of safety emergency plans for shallow-water petroleum operations SY6433-1999 Standard download and decompression password: www.bzxz.net

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ICS J3.100
Registration No.: 4108—1999
Petroleum and Natural Gas Industry Standard of the People's Republic of China SY 64331999
Requirement on petroleum operationsin the dcsign of safety emergency plan for shallow sea1999 — 09 — 14 Issued
State Administration of Petroleum and Chemical Industry
2000-04-01Implementation
SY 6433—1999
References
Emergency accidents or dangerous situations
Classification of emergency plans
Basic contents of safety emergency plan preparation
6 Emergency management
Appendix A (Standard Appendix)
Appendix B (Standard Appendix)
Appendix ((Standard Appendix)
Appendix [(Standard Appendix)]
Environmental conditions of shallow-water white oil operation area..
Main data of shallow-water oil production and operation facilities·List of emergency search and rescue equipment and materials
Classification of dangerous situations in shallow-water operations...
SY6433—1999
In order to ensure the safety of life and property of personnel in shallow-water oil operations, prevent and deal with accidents or dangerous situations, and reduce accident losses to the minimum The standard is formulated to guide the preparation of safety emergency plans for shallow-water rock operations. Appendices A, B, C and D of this standard are all appendices of the standard, and this standard is proposed by China National Petroleum Corporation. This standard is under the jurisdiction of the South China Petroleum Industry Safety Professional Standardization Technical Committee. The drafting unit of this standard: Safety Supervision Department of Liaohe Petroleum Exploration Bureau. Who are the main contributors to this standard? Zhang Qicheng, Sun Dekun, Wang Shucheng, Yan Bing
1 Scope
Petroleum and Natural Gas Industry Standard of the People's Republic of China Requirements for the Preparation of Safety Emergency Plans for Shallow-water Petroleum Operations Requirement on petroleum operationsinthcdesignofsafetycmergencyplanforshallowseaSY 6433—1999
This standard specifies the scope of safety emergency response for shallow-water petroleum operations and the contents and emergency management requirements for the preparation of safety emergency response plans: This standard applies to petroleum operations in shallow-water waters of the People's Republic of China. 2 Referenced standards
The provisions contained in the following standards constitute the provisions of the final standard through reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised, and parties using this standard should explore the possibility of using the latest versions of the following standards.SY 5747-1095 Safety rules for offshore oil construction projects, SY6044-94 Emergency evacuation conditions for shallow-water oil workers 3 Emergency accidents or dangerous situations
The types of accidents or situations encountered in shallow-water petrochemical operations that require emergency rescue include but are not limited to: a) uncontrolled spraying;
b) fire, explosion;
c) uncontrolled drifting and towing in distress, damage or capsizing; (gas) storage and transportation facilities and (gas) pipelines are damaged, leaking, or broken;) seabed Cable damage, breakage;
i) helicopter accident;
g) shipwreck;
h) typhoon, storm surge;
i) earthquake, tsunami;
i) ice fever:
k) casualties or drowning;
1) acute infectious disease or multiple food poisoning;
m) diving accident;
n) leakage of toxic and hazardous substances:
) loss of radioactive materials;
p) other emergencies.
4 Classification of emergency plans
4.1 Level 1 safety emergency plan
Shichong enterprises and oil operators of corresponding levels shall organize emergency response plans for accidents and dangers occurring in oil operations in the shallow waters under their jurisdiction.
4.2 Secondary safety emergency plan
Approved by the State Administration of Petroleum and Chemical Industry on September 14, 1999, implemented from April 1, 2000
SY 6433—1999
The plans and schemes of the subordinate companies (factories and offices) of each petroleum intermediary and petroleum operator for organizing rescue in case of accidents or dangerous situations during petroleum operations in the Zihai waters under their jurisdiction
.3 Third-level safety emergency plan
The plans and schemes of the grassroots emergency organizations such as shallow-water oil production and operation facilities for self-rescue and seeking help in case of accidents or dangerous situations: 5 Basic contents of the preparation of safety emergency plan
5.1 Cover
The contents such as the formulating unit and the municipal approval department of the safety emergency plan and the approval date shall be indicated. 5.2
5.2.1 Only chapters and appendices are listed, but the listed chapters and appendices should quote the complete titles. 5.2.2 Content order:
a) Preparation of the monthly, principles and overview of the operating area; b) Emergency organization and responsibilities;
c) Emergency accidents or dangerous situations;
d) Basic procedures for emergency reporting;
e) Basic procedures for emergency orders;
f) Response and mitigation plans for various types of dangerous situations; g) Emergency drill requirements;
h) Appendix,
5.3 Preparation of the monthly, principles and overview of the operating situation 5.3, 1. The purpose of the safety emergency plan and the rescue principles for personnel and materials in case of accidents or dangerous situations should be clearly stated in the preparation of the plan.
5.3.2 The underground scope and facilities of the jurisdiction area should be represented by latitude and longitude coordinates in the water depth map. 5.3.3. The operation situation overview should mainly fill in the environmental conditions of the shallow-water oil operation area [see Appendix A (standard appendix)] and the shallow-water oil production operation facility card. The main data is shown in Appendix B (standard appendix) and the list of emergency search and rescue equipment and materials [see Appendix ((standard appendix)]
5.1. Emergency organization and responsibilities
, ... The emergency plan should establish an emergency command center, composed of Command members and emergency office composition: The emergency office shall have a duty team, a secretarial team and an expert team. The responsible person and contact number shall be clearly defined. A leadership group shall be established for the three-level emergency plan. 5.4.2 Emergency organizations at all levels shall establish an interconnected emergency work network diagram, which shall indicate the names of emergency organizations at all levels, the responsible persons of relevant departments and the addresses, telephone numbers, fax numbers, etc. of the contact persons: 5.4,3 Establish a medical rescue and relief support system, which shall clearly define the specific units, responsible persons, contact procedures and methods, and 5.4.4 Emergency organizations shall clearly define their respective responsibilities. 5.5 Emergency accidents or dangerous situations may occur in the area or city under their jurisdiction. For emergency accidents or dangerous situations, please refer to Chapter 3 of this standard. S.6 Basic procedures for emergency reporting
5.6.1 The contents of emergency reports mainly include: accident type, severity, reporting time limit, location, cause, overview, rescue, and request for help.
5.6.2 The procedures for emergency organizations at all levels to report to the competent departments at the same level and the specific reporting person in charge, reporting method, etc. should be clarified. 5.7 Basic procedures for emergency orders
5.7. The person in charge of the superior emergency organization issuing instructions to the subordinate emergency organization and the specific method of issuing instructions should be clarified. 5.7.2 The three-level emergency plan should clarify the emergency incidents reaching SY 5.8.3 The person who issues the emergency release order shall be clearly stated. 5.8.1 There shall be rescue plans and specific rescue measures for various possible accidents or dangerous situations that require rescue by the superior emergency organization. 5.8.2 The three-level emergency plan shall have rescue plans for various accidents and dangerous situations and prepare response tables, escape route maps, and actual deployment maps of fire fighting and life-saving equipment. 5.8.3 The state of emergency termination of various accidents or dangerous situations shall be clearly stated. 5.9 Requirements for emergency drills
5.9.1 Emergency drill plans should be formulated and emergency drills should be organized regularly. 5.9.2 Specific objectives and requirements for emergency drills: Level 1 and 2 emergency drills should mainly test the coordination and cooperation capabilities between units, whether the communication is smooth, and the overall emergency rapid response capabilities. Level 3 emergency drills should mainly test emergency measures, equipment reliability, and the rapid response capabilities of post personnel. (Emergency management
6.1 Emergency organization management
6.1.1 Emergency organizations should be managed by level 1 emergency organizations, level 2 emergency organizations, and level 3 emergency organizations. 6.1.2 Emergency groups at all levels should prepare safety emergency plans of corresponding levels and organize their implementation. 6.1.3 Emergency organizations at all levels shall be responsible for organizing and managing all emergency actions in the operating area and establishing an emergency network system. 6.2 Classification management of accidents or dangerous situations
6.2,1 Accidents or dangerous situations shall be divided into three levels, namely level 1, level 2 and level 3. The classification of accident or dangerous situation levels is shown in Appendix D) (Standard Appendix).
6.2.2 The corresponding emergency organizations shall be responsible for emergency management of accidents or dangerous situations at all levels. When the accident or dangerous situation reaches the level that requires emergency response by the higher-level emergency team, the emergency action shall be directed by the higher-level emergency organization. 6.3 Emergency communication management
6.3.1 Emergency organizations at all levels shall establish emergency communication networks and a 24-hour duty system. 6.3.2 Emergency organizations at all levels shall have at least two types of communication facilities to ensure rapid internal and external communication at any time. 6.4 Emergency facilities and equipment management
6.4,1 Emergency organizations at all levels shall be responsible for the configuration and maintenance management of emergency facilities and equipment within their jurisdiction. 6.4.2 The emergency facilities of shallow-water oil production facilities shall be equipped in accordance with Chapters 13, 14, 16, 17 and 18 of SY5747-1995 and 6.4.3. The secondary emergency organization shall arrange emergency equipment to effectively respond to the corresponding level of emergency or dangerous situations specified in 6.2.1 within its jurisdiction. 6.5 The start and end of emergency The start of emergency is when the emergency organization receives the report of the accident or dangerous situation after the occurrence of various accidents or dangerous situations within the scope of emergency; the end of emergency is when the emergency organization issues the emergency release order after the accident or dangerous situation is effectively controlled. 6.6 Approval of emergency plan The emergency plan is reported to the higher level and reviewed and approved by the higher-level competent department. 3
Planned operation time
Normal wind direction
Strong wind direction
Tidal current department
Residual flow direction
Low tide level
High tide level
Maximum value and month
Mu (can see waste)
Hainong Geology
SY 6433--1999
Appendix A
(Standard Appendix)
Environmental conditions of shallow-water oil operation areas
Table A1 Environmental conditions of shallow-water oil operation areas
Macro slope
Description of shallow geological conditions
Minimum value and month
Normal wind force
Strong wind force
Tidal current velocity
Residual current velocity
Tidal type
Average value
Full name of facility
Main dimensions
Design conditions
Other heavy objects
Design working depth
SY 433—1990
Appendix B
(Standard Appendix)
Main data of shallow-water oil production and operation facilities Table 1
Main data of shallow-water oil production and operation facilities Total width
Sinking and floating (rising and falling)
Normal operation
Average floating state
Request for modification
Communication equipment
SY6433—1999
Appendix C
(Standard Appendix)
List of emergency rescue equipment and materials
List of emergency rescue equipment and materials
Note: Ship refers to supply ship, guard ship , fire rescue boats and other ships' endurance
wind resistance
anti-effect capability
storage location
airport pool
application facilities
existing location
firefighting capability
callable situation
navigation time
usage situation
river call situation
planning for release or dangerous situation
typhoon, storm surge
non-ice-resistant facilities
ice-resistant facilities
earthquake, tsunami
platform, ship collision, drift, towing
ship danger or capsizing
SY 6433--1999
Appendix D
(Standard Appendix)
Classification of accidents or dangerous situations
Table D1 Classification of accidents or dangerous situations
Outside the green warning line
Swimming ice distance facilities LOn mile
Shaking by sea ice
Ground exposure intensity design requirements
Minor damage does not affect navigation operations
Gas facilities and pipelines, submarine cables"
Minor damage or leakage, alarm and control
Shock, leakage, breakage
Hazardous leakage or accidental release
The loss of harmful substances
Helicopter accidents
Casualties or loss of life, missing persons, swimming
Water accidents
Acute infectious diseases or food poisoning
Fire, explosion||tt ||Control system is intact and can be repaired
Minor or with signs of leakage, alarm,
Control system is intact, radioactive materials
can be salvaged
Minor accident can be handled on site
People are under control or fall into the water, diving occurs
Minor accident, rescue can be carried out on site
Enter the yellow warning line
Equipment appears with the surrounding situation
Severe shaking caused by sea ice withdrawal
Level 5 to 6 ground line or sea lifting
Serious damage, difficult navigation
Serious damage or leakage, alarm replacement instructions
Avoid limit, partial failure of control system
Some people are poisoned, the alarm shows that the safety limit has been exceeded
Many people are injured or died
Some people are sick and can be treated on site
Some people are seriously ill and need to return to land
And the development of the situation can be controlled
An escalation occurred, the control system is intact
A small area of ​​​​water and dryness can be used for self-rescue, no secondary
Treatment, the situation cannot be controlled
Signs of spraying, partial failure of the control system , but not out of control
fire, explosion, involving danger zone,
reaching the red control line
facilities are threatened by sea ice
icebreakers are far away due to lightning of level 6 or above, equipment is seriously damaged, threatening the safety of platforms and ships or uncontrolled drifting, sinking, rupture or large-scale leakage, poisoning and injury, drowning and uncontrolled, radioactive materials are difficult to carry
and accidents occur, resulting in a first-level response required to search for missing personnel!
Emergency call
Many people have symptoms that continue to spread
and the spray is out of control
Fire and explosion involve dangerous areas
Fire-fighting systems are basically intact, personnel are deployed
area, fire-fighting power is lost, many people
are injured
or some people die6 Approval of emergency plan
The emergency plan is reported step by step and approved by the higher-level competent department. 3
Planned operation time
Normal wind direction
Strong wind direction
Tidal current
Residual current direction
Low tide level
High tide level
Maximum value and month
Recruitment (visible waste)
Hainong Geology
SY 6433--1999
Appendix A
(Standard Appendix)
Environmental conditions of shallow-water oil operation areas
Table A1 Environmental conditions of shallow-water oil operation areas
Macro slope
Description of shallow geological conditions
Minimum value and month
Normal wind force
Strong wind force
Tidal current velocity
Residual current velocity
Tidal type
Average value
Full name of facility
Main dimensions
Design conditions
Other heavy objects
Design working depth
SY 433—1990
Appendix B
(Standard Appendix)
Main data of shallow-water oil production and operation facilities Table 1
Main data of shallow-water oil production and operation facilities Total width
Sinking and floating (rising and falling)
Normal operation
Average floating state
Request for modification
Communication equipment
SY6433—1999
Appendix C
(Standard Appendix)
List of emergency rescue equipment and materials
List of emergency rescue equipment and materials
Note: Ship refers to supply ship, guard ship , fire rescue boats and other ships' endurance
wind resistance
anti-effect capability
storage location
airport pool
application facilities
existing location
firefighting capability
callable situation
navigation time
usage situation
river call situation
planning for release or dangerous situation
typhoon, storm surge
non-ice-resistant facilities
ice-resistant facilities
earthquake, tsunami
platform, ship collision, drift, towing
ship danger or capsizing
SY 6433--1999
Appendix D
(Standard Appendix)
Classification of accidents or dangerous situations
Table D1 Classification of accidents or dangerous situations
Outside the green warning line
Swimming ice distance facilities LOn mile
Shaking by sea ice
Ground exposure intensity design requirements
Minor damage does not affect navigation operations
Gas facilities and pipelines, submarine cables"
Minor damage or leakage, alarm and control
Shock, leakage, breakage
Hazardous leakage or accidental release
The loss of harmful substances
Helicopter accidents
Casualties or loss of life, missing persons, swimming
Water accidents
Acute infectious diseases or food poisoning
Fire, explosion||tt ||Control system is intact and can be repaired
Minor or with signs of leakage, alarm,
Control system is intact, radioactive materials
can be salvaged
Minor accident can be handled on site
People are under control or fall into the water, diving occurs
Minor accident, rescue can be carried out on site
Enter the yellow warning line
Equipment appears with the surrounding situation
Severe shaking caused by sea ice withdrawal
Level 5 to 6 ground line or sea lifting
Serious damage, difficult navigation
Serious damage or leakage, alarm replacement instructions
Avoid limit, partial failure of control system
Some people are poisoned, the alarm shows that the safety limit has been exceeded
Many people are injured or died
Some people are sick and can be treated on site
Some people are seriously ill and need to return to land
And the development of the situation can be controlled
An escalation occurred, the control system is intact
A small area of ​​​​water and dryness can be used for self-rescue, no secondary
Treatment, the situation cannot be controlled
Signs of spraying, partial failure of the control system , but not out of control
fire, explosion, involving danger zone,
reaching the red control line
facilities are threatened by sea ice
icebreakers are far away due to lightning of level 6 or above, equipment is seriously damaged, threatening the safety of platforms and ships or uncontrolled drifting, sinking, rupture or large-scale leakage, poisoning and injury, drowning and uncontrolled, radioactive materials are difficult to carry
and accidents occur, resulting in a first-level response required to search for missing personnel!
Emergency call
Many people have symptoms that continue to spread
and the spray is out of control
Fire and explosion involve dangerous areas
Fire-fighting systems are basically intact, personnel are deployed
area, fire-fighting power is lost, many people
are injured
or some people die6 Approval of emergency plan
The emergency plan is reported step by step and approved by the higher-level competent department. 3
Planned operation time
Normal wind direction
Strong wind direction
Tidal current
Residual current direction
Low tide level
High tide level
Maximum value and month
Recruitment (visible waste)
Hainong Geology
SY 6433--1999
Appendix A
(Standard Appendix)
Environmental conditions of shallow-water oil operation areas
Table A1 Environmental conditions of shallow-water oil operation areas
Macro slope
Description of shallow geological conditions
Minimum value and month
Normal wind force
Strong wind force
Tidal current velocity
Residual current velocity
Tidal type
Average value
Full name of facility
Main dimensions
Design conditions
Other heavy objects
Design working depth
SY 433—1990
Appendix B
(Standard Appendix)
Main data of shallow-water oil production and operation facilities Table 1
Main data of shallow-water oil production and operation facilities Total width
Sinking and floating (rising and falling)
Normal operation
Average floating state
Request for modification
Communication equipment
SY6433—1999
Appendix C
(Standard Appendix)
List of emergency rescue equipment and materials
List of emergency rescue equipment and materials
Note: Ship refers to supply ship, guard ship , fire rescue boats and other ships' endurance
wind resistancebzxZ.net
anti-effect capability
storage location
airport pool
application facilities
existing location
firefighting capability
callable situation
navigation time
usage situation
river call situation
planning for release or dangerous situation
typhoon, storm surge
non-ice-resistant facilities
ice-resistant facilities
earthquake, tsunami
platform, ship collision, drift, towing
ship danger or capsizing
SY 6433--1999
Appendix D
(Standard Appendix)
Classification of accidents or dangerous situations
Table D1 Classification of accidents or dangerous situations
Outside the green warning line
Swimming ice distance facilities LOn mile
Shaking by sea ice
Ground exposure intensity design requirements
Minor damage does not affect navigation operations
Gas facilities and pipelines, submarine cables"
Minor damage or leakage, alarm and control
Shock, leakage, breakage
Hazardous leakage or accidental release
The loss of harmful substances
Helicopter accidents
Casualties or loss of life, missing persons, swimming
Water accidents
Acute infectious diseases or food poisoning
Fire, explosion||tt ||Control system is intact and can be repaired
Minor or with signs of leakage, alarm,
Control system is intact, radioactive materials
can be salvaged
Minor accident can be handled on site
People are under control or fall into the water, diving occurs
Minor accident, rescue can be carried out on site
Enter the yellow warning line
Equipment appears with the surrounding situation
Severe shaking caused by sea ice withdrawal
Level 5 to 6 ground line or sea lifting
Serious damage, difficult navigation
Serious damage or leakage, alarm replacement instructions
Avoid limit, partial failure of control system
Some people are poisoned, the alarm shows that the safety limit has been exceeded
Many people are injured or died
Some people are sick and can be treated on site
Some people are seriously ill and need to return to land
And the development of the situation can be controlled
An escalation occurred, the control system is intact
A small area of ​​​​water and dryness can be used for self-rescue, no secondary
Treatment, the situation cannot be controlled
Signs of spraying, partial failure of the control system , but not out of control
fire, explosion, involving danger zone,
reaching the red control line
facilities are threatened by sea ice
icebreakers are far away due to lightning of level 6 or above, equipment is seriously damaged, threatening the safety of platforms and ships or uncontrolled drifting, sinking, rupture or large-scale leakage, poisoning and injury, drowning and uncontrolled, radioactive materials are difficult to carry
and accidents occur, resulting in a first-level response required to search for missing personnel!
Emergency call
Many people have symptoms that continue to spread
and the spray is out of control
Fire and explosion involve dangerous areas
Fire-fighting systems are basically intact, personnel are deployed
area, fire-fighting power is lost, many people
are injured
or some people diemile
Shaking by sea ice
Ground exposure intensity design requirements
Minor damage does not affect navigation operations
Gas facilities and pipelines, submarine cables"
Minor damage or leakage, alarm and control
Shock, leakage, breakage
Hazardous leakage or accidental release
The loss of harmful substances
Helicopter accidents
Casualties or loss of life, missing persons, swimming
Water accidents
Acute infectious diseases or food poisoning
Fire, explosion||tt ||Control system is intact and can be repaired
Minor or with signs of leakage, alarm,
Control system is intact, radioactive materials
can be salvaged
Minor accident can be handled on site
People are under control or fall into the water, diving occurs
Minor accident, rescue can be carried out on site
Enter the yellow warning line
Equipment appears with the surrounding situation
Severe shaking caused by sea ice withdrawal
Level 5 to 6 ground line or sea lifting
Serious damage, difficult navigation
Serious damage or leakage, alarm replacement instructions
Avoid limit, partial failure of control system
Some people are poisoned, the alarm shows that the safety limit has been exceeded
Many people are injured or died
Some people are sick and can be treated on site
Some people are seriously ill and need to return to land
And the development of the situation can be controlled
An escalation occurred, the control system is intact
A small area of ​​​​water and dryness can be used for self-rescue, no secondary
Treatment, the situation cannot be controlled
Signs of spraying, partial failure of the control system , but not out of control
fire, explosion, involving danger zone,
reaching the red control line
facilities are threatened by sea ice
icebreakers are far away due to lightning of level 6 or above, equipment is seriously damaged, threatening the safety of platforms and ships or uncontrolled drifting, sinking, rupture or large-scale leakage, poisoning and injury, drowning and uncontrolled, radioactive materials are difficult to carry
and accidents occur, resulting in a first-level response required to search for missing personnel!
Emergency call
Many people have symptoms that continue to spread
and the spray is out of control
Fire and explosion involve dangerous areas
Fire-fighting systems are basically intact, personnel are deployed
area, fire-fighting power is lost, many people
are injured
or some people diemile
Shaking by sea ice
Ground exposure intensity design requirements
Minor damage does not affect navigation operations
Gas facilities and pipelines, submarine cables"
Minor damage or leakage, alarm and control
Shock, leakage, breakage
Hazardous leakage or accidental release
The loss of harmful substances
Helicopter accidents
Casualties or loss of life, missing persons, swimming
Water accidents
Acute infectious diseases or food poisoning
Fire, explosion||tt ||Control system is intact and can be repaired
Minor or with signs of leakage, alarm,
Control system is intact, radioactive materials
can be salvaged
Minor accident can be handled on site
People are under control or fall into the water, diving occurs
Minor accident, rescue can be carried out on site
Enter the yellow warning line
Equipment appears with the surrounding situation
Severe shaking caused by sea ice withdrawal
Level 5 to 6 ground line or sea lifting
Serious damage, difficult navigation
Serious damage or leakage, alarm replacement instructions
Avoid limit, partial failure of control system
Some people are poisoned, the alarm shows that the safety limit has been exceeded
Many people are injured or died
Some people are sick and can be treated on site
Some people are seriously ill and need to return to land
And the development of the situation can be controlled
An escalation occurred, the control system is intact
A small area of ​​​​water and dryness can be used for self-rescue, no secondary
Treatment, the situation cannot be controlled
Signs of spraying, partial failure of the control system , but not out of control
fire, explosion, involving danger zone,
reaching the red control line
facilities are threatened by sea ice
icebreakers are far away due to lightning of level 6 or above, equipment is seriously damaged, threatening the safety of platforms and ships or uncontrolled drifting, sinking, rupture or large-scale leakage, poisoning and injury, drowning and uncontrolled, radioactive materials are difficult to carry
and accidents occur, resulting in a first-level response required to search for missing personnel!
Emergency call
Many people have symptoms that continue to spread
and the spray is out of control
Fire and explosion involve dangerous areas
Fire-fighting systems are basically intact, personnel are deployed
area, fire-fighting power is lost, many people
are injured
or some people die
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