339 - Relay Pumping Operations

Question 1

Who supervises and coordinates a relay pumping operation?

Answer 1

The water resource officer

Question 2

What are the Radio designators for pumpers involved in relay pumping?

Answer 2

Supply pump - 1sr unit positioned at water source (largest capacity pumper)
Fire attack pump - last unit in relay system, pumping attack lines (pressure or volume)
Relay 1, relay 2 etc. - starting from supply pumper
- constant water source should be used/ 4” hose/pump in pressure mode @ 200psi/ maintain 10 psi residual/ significant changes in psi should be coordinated with the WRO