FLOOD04954

• County: Costilla
• Community: San Luis
• Basin: Rio Grande
• Title: Subsurface Drainage Feasibilty Study
• Date: 9/1/1996
• Prepared For: Costilla County
• Prepared By: CWCB
• Floodplain - Doc Type: Floodplain Report/Masterplan

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OUTFLOWS ADS PIPE.
10" REG PIPE
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FACTORS FOR OUTFI;O;l CAI..CULATIOllS
ADS lq" REG PIPE

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Q ~ N) + (A1&lil + (,A2~H2l

OPEN AREA AO

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H = m:AD

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H2 Q = Gl'H/FT

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1.26 0.03997 0.99646 0.036'16
1.26 0.03997 0.99.646 2 0.03616 4 2.18
1.26 0.03997 0.99646 4 0.036'1'6 16 4'..60
1.26 0.03997 0.99646 6 0.03616 36 7.32 i
1.26 0.03997 0.99646 8 0.03616 64 10.33
1.26 0.03997 0.99646 10 0.,0361'6 100 13.62
1.26 0.03997 0.99646 12 0.03616 144 17.20
1.26 0.03997 0.99646 14 0.03616 196 21.08
1.26 0.03997 0.99646 16 ,0.03616 256 25.24
!-.26 0.03997 0.99646 18 0.0-3616 324 29.69
1_26 0.03997 0.99646 20 0.'03616 400 34.43
1. 26 0.03997 0.99646 22 0.03616 484 39.46
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EXHIBIT NO. 5