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SIDEROLL SPACING: <br />S shall not exceed 65% of Sprinkler Wetted diameter (D) <br />Si shall not exceed 5001 of Sprinkler Netted diameter (D),. <br />Considering up to 5 mph wind use sm=60-1; of (D), S1=50%'of (D) <br />SPRINKLER SET SPACING j <br />(Assume 60ft design spacing with 100 ft wetted diameter) ft [Sm] <br />SPACING OF NOZZLE ALONG'LATERAL <br />(Assume 40ft design spacing, with 100 ft wetted diameter) 17"D ft [S1] <br />NUMBER DAYS TO IRRIGATE <br />WITH 1 SIDEROLL = Field Length L Set Time 11 + 1 hr <br />7,2 0 [S m x (2 4) <br />_ ?GOTV) x?( f. ) +1] days (131 <br />V 1 OYIJ.. I P- d/ ( /, o ) x (24) <br />t <br />:U d "?V'one sideroll [131 <br />NUMBER SIDEROLLS NEEDED = <br />irrigation frequency [7] <br />= 0.5-,round to / siderolls <br />REQUIRED SPRINKLER HEAD CAPACITY: <br />Flow at Nozzle = Hourly Apn. Rate [121 x (S x S <br />96.3 (conversion falcjntor) " <br />/l <br />(0, x ( (?a Z x gpm [15] <br />96.3 <br />SPRINKLER NOZZLE COVERAGE: <br />Select Nozzle from Catalogs with <br />'' given pressure psi [P] <br />required head capacity- gpm [15] <br />Start with nozzle selection with a 100ft + 5ft Wetted Diameter. <br />[14l