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

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A point of connection can supply 14 GPM at the design residual. Each planned spray head uses 1.75 GPM, and the lawn needs 16 heads for coverage. How should the designer circuit the valves?

Four heads per valve so the meter never sees more than 7 GPM One valve of 16 heads plus a booster on the 24 V station wire One valve with all 16 heads, because coverage matters more than flow Two zones of 8 heads (14.0 GPM each), which use the full available 14 GPM

Correct Answer:

Two zones of 8 heads (14.0 GPM each), which use the full available 14 GPM

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