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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />DRAINAGE <br /> <br />BASIN <br /> <br />PARAMET ERS <br />\00 YEAR <br /> <br />AND PEAK FLOWS WEIR <br />FUTURE DEVELOPMENT <br /> <br />TABLE II 1-2 <br />GULCH TRIBUTARIES <br /> <br /> SUB - BASIN DATA TOTAL AT <br /> DESIGN POINT <br />BASIN OESCRI PTION 10 PERV L Leo AREA PERV 1M TP Qp TP Qp AREA <br /> Ct Cp PERV. <br /> 0/0 % mi mi mi2 RET RET min efs min. efs mi2 <br /> WITH 70 140 70 140 <br />5-3.1 IMPROVEMENTS 25 75 .96 .45 .63 .72 .13 .3 .05 .13 <br /> WITHOUT 70 140 70 140 <br /> WITH 70 80 70 80 <br />5-3 IMPROVEMENTS 25 75 1.2 .41 .63 .72 .19 .3 .05 .19 <br /> WITHOUT 70 180 70 180 <br /> WITH 60 250 60 250 <br />5-2.32 IMPROVEMENTS 70 30 1.06 .36 .30 .51 .16 .3 .05 .16 <br /> WITHOUT 60 250 60 250 <br /> WITH 65 240 80 400 <br />5-2.31 IMPROVEMENTS 45 55 .82 .48 .37 .56 .18 .3 .05 .34 <br /> WITHOUT 65 240 80 400 <br /> WITH 70 280 <br />5-2 IMPROVEMENTS 37 63 2.13 .95 .47 .63 .64 .3 .05 .83 <br /> WITHOUT 70 490 80 630 <br /> WITH .12 60 120 60 120 .12 <br />S-B IMPROVEMENTS <br /> WITHOUT 1. 12 80 670 80 670 1. 12 <br /> WITH 65 200 65 200 <br />5-1.1 IMPROVEMENTS 35 65 1.01 .50 .49 .64 .17 .3 .05 .51 <br /> WITHOUT 65 200 65 200 <br />5-1 WITH 70 430 80 910 <br />IMPROVEMENTS 35 65 1.76 .66 .49 .64 .68 .3 .05 1. 51 <br />TOTAL W ITHO UT 70 600 115 840 <br /> FLOW ALONG <br />5-1 IMPROVED DRAINAGEWAY 35 65 1. 76 .66 .49 .64 .68 .3 .05 1. 51 <br /> ONLY 70 430 70 430 <br />5-1 FLOW IN CONDUIT <br />IN 1ST AVENUE 35 65 1. 76 .66 .49 .64 .68 .3 .05 1. 51 <br /> ONLY 85 530 <br /> WITH <br />0-4 IMPROVEMENTS 85 15 .61 .30 ..24 .47 .13 .3 .05 40 260 40 260 .13 <br /> W ITHO UT <br /> WITH 30 30 30 30 <br />0-3 IMPROVEMENTS 85 15 .73 .45 .24 .47 .23 .3 .05 .23 <br /> WITHOUT 50 425 50 425 <br /> WITH 50 270 85 290 <br />0-2 IMPROVEMENTS 35 65 .53 .26 .49 .64 .19 .3 .05 .55 <br /> WITHOUT 50 270 80 570 <br /> WITH 60 200 65 470 <br />0-1 IMPROVEMENT S 30 70 .69 .35 .55 .68 .17 .3 .05 .72 <br /> WITHOUT 60 200 90 660 <br /> <br />II 1-9 <br />