Laserfiche WebLink
Culvert Summary and Minimum Size Requirements <br />Maximum Minimum <br />Flow Culvert <br /> Drainage or Culvert Contributing Flow CFS Inches <br />Culverts C-B1 Ditch B1 1.88 1.88 12 <br />C-B2 Deleted from Design <br />C-B3 Drainage Area 0.67 0.67 12 <br />C-B4 Deleted from Design <br />C-B5 Deleted from Design <br />C-B6 Deleted from Design <br />C-B7 Ditch B9 0.24 Ditch B8 0.67 0.91 12 <br />C-B8 Ditch B10 1.17 1.17 12 <br />C-B9 Ditch B12 1.62 Ditch B36 0.16 1.78 12 <br />C-B10 Deleted from Design <br />C-B11 Ditch B15 3.56 3.56 18 <br />C-B12 Drainage Area 1.76 Ditch B20 0.55 2.31 18 <br />C-B13 Ditch B37 0.42 0.42 12 <br />C-B14 Ditch B16 4.44 4.44 18 <br />C-B15 Ditch B21 7.69 Ditch B24 2.63 10.32 24 Note 2 <br />C-B16 Ditch B23 10.71 10.71 24 Note 2 <br />C-B17 Ditch B-19 6.46 Ditch B-26 0.45 6.91 24 <br />C-B18 Ditch B27 & 32 1.24 Ditch B22 0.45 1.69 12 <br />C-B19 Culvert B18 1.69 Culvert B16 10.71 12.40 24 <br />C-B20 Deleted from Design 0.00 <br />C-B21 Drainage Area B - 25 Year Event 22.43 36 <br />C-B22 Ditch B15 3.56 3.56 18 <br />C-B23 Ditch B16 4.44 4.44 18 <br />C-B24 Ditch B13 0.78 0.78 12 <br />C-B25 Ditch B35 0.82 0.82 12 <br />C-B26 Ditch B25 0.64 0.64 12 <br />C-B27 Culvert B19 12.40 12.40 24 <br />C-B28 Ditch B29 13.33 13.33 30 <br />C-B29 Pond B/C Diversion Structure 0.00 18 Note 4 <br />Culverts C-C1 Ditch C1 1.42 1.42 12 <br />C-C2 Deleted from Design - Plugged with TR-119 0.00 12 <br />C-C3 Ditch C2 1.46 1.46 12 <br />C-C4 Ditch C4 6.38 6.38 24 <br />C-C5 Culvert C13 11.57 Culvert C4 6.38 17.95 30 <br />C-C6 Deleted from Design <br />C-C7 Ditch C8 33.95 33.95 36 <br />C-C8 Drainage Area 0.09 0.09 12 <br />C-C9 Deleted from Design <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 63) 11.57 24 <br />C-C14 Ditch C12 6.84 6.84 24 Note 2 <br />C-C15 Ditch C21 1.02 Ditch C22 8.87 9.89 24 Note 2 <br />C-C16 Ditch C18 8.50 8.50 24 Note 2 <br />C-C17 Ditch C19 0.29 0.29 12 <br />C-C18 Deleted from Design <br />C-C19 Ditch C17 1.33 1.33 12 <br />C-C20 Ditch C11 37.54 37.54 36 <br />C-C21 Ditch C-C20 0.93 0.93 12 <br />C-C22 Drainage Area 0.25 0.25 12 <br />C-C23 Drainage Area 0.21 0.21 12 <br />C-C24 Ditch C1 1.42 1.42 12 <br />C-C25 Mine Water 0.50 0.50 12 <br />C-C26 Drainage Area 1.66 1.66 36* <br />C-C27 Ditch B3 0.43 0.43 12 <br />Culverts C-D1 SEE DESIGN BEGINNING ON PAGE VOLUME XI, B-41 <br />C-D2 SEE DESIGN BEGINNING ON PAGE VOLUME XI, B-42 <br />C-E1 Ditch E-1 0.00 0.00 12 <br />C-G1 Deleted from design <br />C-G2 Ditch D-D4 0.42 0.42 12 <br />C-G3 Ditch D-D3 & D6 1.07 1.07 24 <br />C-G4 Ditch D-5 0.86 12 <br />C-G5 Culvert D-1 9.70 9.70 36 <br />C-G6 Pond C Primary Discharge 0.72 12 <br />C-H1 Ditch H1 2.57 23.73 36** <br />CW Ditch 8.79 Ponds C& D Discharge 12.37 <br />"J" Culvert designs located in Volume XI, Appendix B <br />** 36" in-place, design of C-26 requries a minimum of 10" be installed <br />** 42" in-place, design of C-H1 requries a minimum of 36" be installed <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 Wash down water 1.00 1.00 24 <br />C-L1 Deleted from design. <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 18-inch 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-B19, B20,B21 & SAE2 are located under old State Highway 133. Maintenance <br />and repair of these culverts is the responsibility of the operator. <br />Note 4 Culvert B29 is the Pond B/C diversion structure. Water will be diverted to C-B29 <br />only during times when maintenance or clean out of Pond C is necessary. <br />TR-122 EXH-8 - 31 - <br />11/20