NM CID MS-6 Practice Questions - New Mexico CID MS-6 Lawn Sprinklers Examination Exam

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A matched rotor zone has 2 full-circle nozzles at 4.0 GPM, 5 half-circle nozzles at 2.0 GPM, and 3 quarter-circle nozzles at 1.0 GPM, all on 30 ft by 30 ft spacing. What is the zone flow, and how long must the station run to apply 0.50 in.?
Correct Answer:
21 GPM and 70 minutes

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