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Piping and hose of Class II and Class III standpipe and hose systems shall be
hydrostatically
tested before being placed in service.
The maintenance items listed below are required for standpipe and hose systems.
- Water supply tanks are to be kept filled except during repairs.
- Valves in the main piping connections to the automatic sources of water supply must
always be kept fully open except during repairs.
- Hose systems must be inspected at least annually and after each use.
- Any unserviceable portion of the system must be removed immediately and replaced with
equivalent protection during repair.
- Hemp or linen hoses shall be unracked, inspected for deterioration, and re-racked using
a different fold pattern at least annually. Defective hoses shall be replaced.
- Trained persons shall be designated to conduct all required inspections.
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