Requirements for bilge pump and decking
If the sonar room is located below the water line, it must be connected to the vessel's bilge pump system.
Bilge pump requirement
If it is not possible to connect the sonar room to the vessel's bilge pump system, a separate bilge pump for the compartment must be installed.
Decking requirement
Once the installation has been completed, the sonar room must be suitably decked without restricting access to the equipment and the cables.