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Statutory Documents - IMO Publications and Documents - Resolutions - Assembly - IMO Resolution A.952(23) Graphical Symbols for Shipboard Fire Control Plans (Adopted on 5 December 2003) - Annex - Graphical Symbols for Shipboard Fire Control Plans1

Annex - Graphical Symbols for Shipboard Fire Control Plans footnote

 Graphical symbols for structural fire protection

Table 1 Graphical symbols for structural fire protection

No. Graphical symbol Reference Comments on use
1.1 A-class division  
1.2 B-class division  
1.3 Main vertical zone  
1.4 A-class hinged fire door The symbol should be at the door position and should show the actual direction of the door.
Add WT to the right side of the symbol in the case of a watertight door.
Add SWT to the right side of the symbol in the case of a semi-watertight door.
1.5 B-class hinged fire door The symbol should be at the door position and should show the actual direction of the door.
Add WT to the right side of the symbol in the case of a watertight door.
Add SWT to the right side of the symbol in
1.6 A-class hinged self-closing fire door The symbol should be at the door position and should show the actual direction of the door.
Add WT to the right side of the symbol in the case of a watertight door.
Add SWT to the right side of the symbol in the case of a semi-watertight door.
1.7 B-class hinged self-closing fire door The symbol should be at the door position and should show the actual direction of the door.
Add WT to the right side of the symbol in the case of a watertight door.
Add SWT to the right side of the symbol in the case of a semi-watertight door.
1.8 A-class sliding fire door The symbol should be at the door position and should show the actual direction of the door.
Add WT to the right side of the symbol in the case of a watertight door.
Add SWT to the right side of the symbol in the case of a semi-watertight door.
1.9 B-class sliding fire door The symbol should be at the door position and should show the actual direction of the door.
Add WT to the right side of the symbol in the case of a watertight door.
Add SWT to the right side of the symbol in the case of a semi-watertight door.
1.10 A-class self-closing sliding fire door The symbol should be at the door position and should show the actual direction of the door.
Add WT to the right side of the symbol in the case of a watertight door.
Add SWT to the right side of the symbol in the case of a semi-watertight door.
1.11 B-class self-closing sliding fire door The symbol should be at the door position and should show the actual direction of the door.
Add WT to the right side of the symbol in the case of a watertight door.
Add SWT to the right side of the symbol in the case of a semi-watertight door.
1.12 Ventilation remote control or shut-off Colour of the circle and a letter at the right side of the symbol should indicate as follows:
A = blue for accommodation and service spaces;
M = green for machinery spaces;
C = yellow for cargo spaces.
1.13 Remote control for skylight  
1.14 Remote control for watertight doors or fire doors Add WT to the right side of the symbol to indicate remote control for watertight doors or FD to indicate remote control for fire doors.
1.15 Fire damper Colour of the circle and a letter at the right side of the symbol should indicate as follows:
A = blue for accommodation and service spaces;
M = green for machinery spaces;
C = yellow for cargo spaces.
Identification number of the damper may be shown at the bottom of the symbol.
1.16 Closing device for ventilation inlet or outlet Colour of the circle and a letter at the right side of the symbol should indicate as follows:
A = blue for accommodation and service spaces;
M = green for machinery spaces;
C = yellow for cargo spaces.
Identification number of the closing device may be shown at the bottom of the symbol.
1.17 Remote control for fire damper(s) Colour of the circle and a letter at the right side of the symbol should indicate as follows:
A = blue for accommodation and service spaces;
M = green for machinery spaces;
C = yellow for cargo spaces.
Identification number of the damper may be shown.
1.18 Remote control for closing device(s) for ventilation inlet and outlet Colour of the circle and a letter at the right side of the symbol should indicate as follows:
A = blue for accommodation and service spaces;
M = green for machinery spaces;
C = yellow for cargo spaces.
Identification number of the closing device(s) may be shown.

Table 2 Graphical symbols for fire-protection appliances

No. Graphical symbol Reference Comments on use
2.1 Fire protection appliances or structural fire protection plan  
2.2 Remote control for fire pump(s)  
2.3 Fire pump(s) The type, quantity of water delivered per time unit, and pressure head should be indicated either at the right side of the symbol or in the legend.
2.4 Remote control for emergency fire pump or fire pump supplied by the emergency source of power  
2.5 Emergency fire pump The type, quantity of water delivered per time unit, and pressure head should be indicated either at the right side of the symbol or in the legend.
2.6 Fuel pump(s) remote shut-off  
2.7 Lube oil pump(s) remote shut-off  
2.8 Remote control for bilge pump(s)  
2.9 Remote control for emergency bilge pump  
2.10 Remote control for fuel oil valves  
2.11 Remote control for lube oil valves  
2.12 Remote control for fire pump valve(s)  
2.13 Remote release station Indicate at the bottom of the symbol the protected space. Extinguishing media should be colour coded in the lower part of the symbol and be indicated by a letter at the right side of the symbol as follows: grey - CO2 for carbon dioxide or N for nitrogen, brown - H for gas other than CO2 or N (type of gas to be indicated), white - P for powder, green - W for water.
2.14 International shore connection  
2.15 Fire hydrant  
2.16 Fire main section valve Indicate the reference number of the valve at the right side of the symbol.
2.17 Sprinkler section valve Indicate the reference number of the valve at the right side of the symbol.
This symbol may also be applied to equivalent water-extinguishing systems.
Valves for automatic dry-pipe sprinkler systems should be indicated in the legend.
2.18 Powder section valve Indicate the reference number of the valve at the right side of the symbol.
2.19 Foam section valve Indicate the reference number of the valve at the right side of the symbol.
2.20 Fixed fire-extinguishing installation Extinguishing media should be colour- coded in the centre part of the symbol and indicated by a letter on top of the symbol as follows: grey - CO2 for carbon dioxide or N for nitrogen, yellow - F for foam, brown - H for gas other than CO2 or N (type of gas to be indicated), white - P for powder, green - W for water.
2.21 Fixed fire-extinguishing battery Extinguishing media should be colour-coded in the lower part of the symbol and indicated by a letter on top of the symbol as follows: grey - CO2 for carbon dioxide or N for nitrogen, yellow - F for foam, brown - H for gas other than CO2 or N (type of gas to be indicated), white - P for powder, green - W for water.
2.22 Fixed fire-extinguishing bottle, placed in protected area Extinguishing media should be colour- coded in the centre part of the symbol and indicated by a letter on top of the symbol as follows: grey - CO2 for carbon dioxide or N for nitrogen, yellow - F for foam, brown - H for gas other than CO2 or N (type of gas to be indicated), white - P for powder, green - W for water.
2.23 High expansion foam supply trunk (outlet) Indicate at the bottom of the symbol the protected space, if necessary.
2.24 Water spray system valves Indicate at the bottom of the symbol the protected space, if necessary.
2.25 Inert gas installation  
2.26 Monitor Extinguishing media should be colour-coded in the centre part of the symbol and indicated by a letter on the right side of the symbol as follows: yellow - F for foam, white - P for powder, green - W for water.
2.27 Fire hose and nozzle Indicate the hose length at the right side of the symbol; where only one type of hose is used, the information can be shown in the legend. Extinguishing media should be colour-coded in the lower part of the symbol and indicated by a letter on the right side of the symbol as follows: yellow - F for foam, white - P for powder, green - W or water.
2.28 Fire extinguisher Indicate type of extinguishing media (CO2 for carbon dioxide, F for foam, H for gas other than CO2 (type of gas to be indicated), P for powder, W for water) and capacity (kg for gas and powder, litres for water and foam) at the right side of the symbol. Media should be colour-coded in the lower part of the symbol as follows: grey for carbon dioxide, yellow for foam, brown for gas other than CO2, white for powder, green for water.
2.29 Wheeled fire extinguisher Indicate type of extinguishing media (CO2 for carbon dioxide, F for foam, H for gas other than CO2 (type of gas to be indicated), P for powder, W for water) and capacity (kg for gas and powder, litres for water and foam) at the right side of the symbol. Media should be colour-coded in the lower part of the symbol as follows: grey for carbon dioxide, yellow for foam, brown for gas other than CO2, white for powder, green for water.
2.30 Portable foam applicator unit or relevant spare tank(s)  
2.31 Fire locker Indicate the number of the fire locker at the right side of the symbol. The principal contents of each fire locker should be indicated in the legend.
2.32 Space or group of spaces protected by fire-extinguishing system Indicate type of extinguishing media (CO2 for carbon dioxide, F for foam, H for gas other than CO2 (type of gas to be indicated), P for powder, W for water, S for sprinkler or high pressure water extinguishing system) and capacity (kg for gas and powder, litres for water and foam) at the top of the symbol. Add suffix L for fixed local application fire fighting system. Media should be colour-coded in the symbol as follows: grey for carbon dioxide, yellow for foam, brown for gas other than CO2, white for powder, green for water, orange for sprinkler or high pressure water extinguishing system.
2.33 Water fog applicator  
2.34 Emergency source of electrical power (generator)  
2.35 Emergency source of electrical power (battery)  
2.36 Emergency switchboard  
2.37 Air compressor for breathing devices  
2.38 Control panel for fire detection and alarm system  
2.39 Push button/switch for general alarm  
2.40 Manually operated call point The use of this symbol is optional at the discretion of the competent authority.
2.41 Space or group of spaces monitored by smoke detector(s) The space(s) should be identified.
2.42 Space or group of spaces monitored by heat detector(s) The space(s) should be identified.
2.43 Space or group of spaces monitored by flame detector(s) The space(s) should be identified.
2.44 Space monitored by gas detector(s)  

Table 3 Graphical symbols for means of escape and escape-related devices

No. Graphical symbol Reference Comments on use
3.1 Primary escape route  
3.2 Secondary escape route  
3.3 Emergency escape breathing device (EEBD) Indicate the quantity of the EEBDs stowed at the right side of the symbol.

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