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• <br />• <br />• <br />TR-049 <br />I PPRov?!) <br />Culvert Summa and Minimum Size Requirements <br /> Maximum Minimum <br /> Flow Culvert <br /> Drainage or Culvert Co nfributi Flow CFS Inches <br />Culverts C-131 Ditch B1 1.88 1.88 12 <br /> C w132 Ditch 131 1.88 Ditch B4 0.44 2.32 18 <br /> C-83 Drainage Area 0.67 0.67 12 <br /> C-B4 Ditch B5 2.43 2.43 18 <br /> C-135 Deleted from Design <br /> C-B6 Deleted from Des i n <br /> C-B7 Ditch B9 0.24 Ditch B8 0.67 0.91 12 <br /> C-88 Ditch B10 1.17 Ditch B11 0.74 1.91 12 <br /> C-139 Ditch B12 1.62 Ditch B36 0.16 1.78 12 <br /> C-1310 Ditch B14 0.22 0.22 12 <br /> C-B11 Ditch B15 3.56 3.56 18 <br /> C-1312 Draina a Area 1.78 Ditch B20 0.55 2.31 18 <br /> C-B13 Ditch B37 0.42 0.42 12 <br /> C-1314 Ditch B16 4.44 4.44 18 <br /> 0-1315 Ditch B21 7.54 Ditch B24 2.63 10.17 24 Note 2 <br /> C-B16 Ditch B23 10.56 10.56 24 Note 2 <br /> C-1317 Ditch B-19 6.46 Ditch B-26 0.30 6.76 24 <br /> C-1318 Ditch B27 & 32 1.24 Ditch B22 0.45 1.69 12 <br /> 0-1319 Culvert B18 1.69 Culvert B16 10.56 12.25 24 <br /> C-B20 Deleted from Des ign 0.00 <br /> C-B21 Drainage Area B - 25 Year Event 22.63 36 <br /> 0-1322 Ditch 1315 3.56 3.56 18 <br /> 0-823 Ditch B16 4.44 4.44 18 <br /> C-1324 Ditch B13 0.04 0.04 12 <br /> C-1325 Culvert B24 0.04 Ditch 835 0.04 0.08 12 <br /> 0-826 Ditch B25 0.42 0.42 12 <br /> C-1327 Culvert B19 12.25 12.25 24 <br /> C-B-28 Ditch B29 13.18 13.18 30 <br />Culverts C-C1 Ditch C1 1.42 1.42 12 <br /> C-C2 Drainage Area 0.35 0.35 12 <br /> C-C3 Ditch C2 1.81 1.81 12 <br /> C-C4 Ditch C4 6.22 6.22 18 <br /> C-C5 Culvert C13 17.79 Culvert C14 6.22 24.01 36 <br /> C-C6 Ditch C7 10.85 10.85 24 <br /> C-C7 Ditch C8 32.35 32.35 36 <br /> C-C8 Drainage Area 0.09 0.09 12, <br /> C-C9 Culvert C8 0.09 0.09 12 <br /> C-C10 Ditch C15 0.75 0.75 12 <br /> C-C11 Ditch C12 6.84 6.84 24 Note 2 <br /> C-C12 Ditch C17 1.33 Ditch C24 6.84 8.17 24 Note 2 <br /> C-C13 Drainage Area D C5 renamed C-C13 (page 6 3 17.79 30 <br /> C-C14 Ditch C12 6.84 6.84 24 Note 2 <br /> C-C15 Ditch C21 0.59 Ditch C22 8.37 8.96 24 Note 2 <br /> C-C16 Ditch C18 8.25 8.25 24 Note 2 <br /> C-C17 Ditch C19 0.29 0.29 12 <br /> C-C18 Ditch C23 9.13 9.13 24 <br /> C-C19 Diitch C17 1.33 1.33 12 <br /> C-C20 Ditch C11 35.01 35.01 36 <br /> C-C21 Ditch C-C20 0.93 0.93 12 <br />Culverts C-D1 Ditch D-2 16.41 16.41 30 <br /> C-132 C-D1 16.41 16.41 30 <br /> C-E1 Ditch E-1 1.79 1.79 12 <br /> C-G1 Deleted from desi n <br /> C-G2 Ditch D-D4 0.78 0.78 12 <br /> C-103 Ditch D-D3 & D6 7.51 24 <br /> C-134 Ditch D-5 1.97 12 <br /> C-F1 Deleted from desig n <br /> C-F2 Ditch F14 12.56 12.56 42 <br /> <br /> C-1-11 Ditch H1 3.07 3.07 42 <br /> <br /> C-J1 Ditch Jt & J2 5.09 Ditch J3 & J12 19.62 23.38 24 Note 4 <br /> C42 Ditch J4 24.53 24.53 30 Note 4 <br /> C.13 Ditch J5 0.66 Ditch J6 0.49 1.15 12 <br /> CJ4 Ditch J9-2 11.61 11.61 24 <br /> CJ5 Ditch J16-1 0.27 12 <br /> C46 Ditch J16-2 0.42 18 <br /> C-J7 Ditch J-15 0.75 18 <br /> C-J8 Ditch J-8-1 6.05 24 <br /> <br /> C-K1 Ditch K1 0.46 Ditch K2 0.97 1.43 12, <br /> C-K2 Ditch K3 1.70 1.70 12 <br /> C-K3 Deleted from desi n. <br /> <br /> C-1-1 Deleted from desig n. <br /> <br />Culverts SAE1 Deleted from design. <br /> SAE2 Deleted from design. <br />Note 1 End sections must conform to fill slopes. <br />Note 2 An 18-inch culvert will handle 11 cfs with a HW/D ratio of 2.0. If an 1 84nch culvert Is to <br /> be used, assure rock headwall or road will provide 1.5' of head over top of culvert. <br />Note 3 Culverts C-1319, 1320,821 & SAE2 are located under old State Hi hwa 133. Maintenance <br /> and repair of these culverts is the responsibility of the operator. <br />Note 4 Culvert J1 designed with concrete headwall conforms to the fill slope with a HW/D = 2 <br />Note 4 Culvert J2 designed with concrete headwall conforms to the fill slope with a HW/D = 1.4 <br />EXH-8 - 31 - <br />05/09