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**See SEDCAD culvert results for design details <br />Attachment 2.05.3(3)-1 Page 40 June 2016 (TR -73) <br />Structure <br />Watershed <br />Area <br />(acres) <br />Runoff <br />Curve <br />No. <br />Design <br />Event <br />Peak <br />Flow <br />(cfs) <br />CMP <br />Diameter <br />(inches) <br />Design <br />Flow <br />(cfs) <br />Culvert <br />Length <br />(feet) <br />Comments <br />C156 <br />21.1 <br />73 <br />25 yr -24 hr <br />7.2 <br />18 <br />11.2 <br />20 <br />Crossing along BB Road that carnes peak flow from Ditch <br />C13 <br />C157 <br />N/A <br />N/A <br />N/A <br />N/A <br />12 <br />N/A <br />20 <br />Crossing along BB Road for protection of irrigations lines, <br />does not carry any surface runoff <br />C158 <br />N/A <br />N/A <br />N/A <br />N/A <br />12 <br />N/A <br />20 <br />Crossing along BB Road for protection of irrigations lines, <br />does not carry any surface runoff <br />C159 <br />15.2 <br />73 <br />25 yr -24 hr <br />5.2 <br />24 <br />18.1 <br />40 <br />Crossing along BB Road that carries peak flow from Ditch <br />C14 <br />C160 <br /><0.5 <br />73 <br />25 -24 hr <br /><0.4 <br />18 <br />11.2 <br />20 <br />Crossing along BB Road in drainage break for property access <br />C161 <br />26.0 <br />73 <br />25 yr -24 hr <br />9.1 <br />2x 18 <br />23.6 <br />20 <br />Crossing along 2700 Rd. that carries peak flow from Ditch <br />C11 <br />C162 <br />26.0 <br />73 <br />10 yr -24 hr <br />4.9 <br />36 <br />50.0 <br />20 <br />Crossing along 2700 Rd. that carries peak flow from Ditch <br />C11 <br />C163 <br />0.9 <br />62 <br />10 -24 hr <br />0.1 <br />12 <br />4.2 <br />20 <br />Carnes flow from outside permit under CC Ditch access road <br />C164 <br />15.2 <br />73 <br />25 -24 hr <br />5.2 <br />36 <br />50.0 <br />60 <br />Carnes peak flow from Ditch C14 under BB Road <br />C165 <br />13.8 <br />62 <br />25 -24 hr <br />1.0 <br />16 <br />8.4 <br />60 <br />Carnes flow from outside permit under BB Road <br />C166 <br />4.8 <br />62 <br />25 -24 hr <br />0.3 <br />12 <br />4.2 <br />40 <br />Carries flow from outside permit under BB Road <br />C167 <br />9.6 <br />62 <br />25 -24 hr <br />0.8 <br />18 <br />11.2 <br />40 <br />Carries flow from outside permit under BB Road <br />C 168 <br />11.7 <br />62 <br />25 -24 hr <br />1.0 <br />12 <br />4.2 <br />40 <br />Carries flow from outside permit under BB Road <br />C169 <br />42.7 <br />62 <br />10 -24 hr <br />1.1 <br />24 <br />18.1 <br />20 <br />Carnes peak flow from Ditch D108 <br />C170 <br />8.4 <br />73 <br />10 -24 hr <br />2.2 <br />18 <br />11.2 <br />50 <br />Carries flow from the upper portion of Ditch D 108 <br />C171 <br />2.5 <br />73 <br />25 yr -24 hr <br />1.1 <br />18 <br />11.2 <br />60 <br />Carries peak flow from Ditch C24 under old HR crossing <br />C172 <br />7.9 <br />73 <br />10 yr -24 hr <br />1.5 <br />12 <br />4.2 <br />20 <br />Carries flow from irrigation tailwater to ditch along BB Road <br />C173 <br />1.8 <br />85 <br />25 -24 hr <br />1.2 <br />18 <br />11.2 <br />60 <br />Carnes runoff from road ditch under 2700 Road <br />C174 <br />74.2 <br />73 <br />10 yr -24 hr <br />13.3 <br />36 <br />50.0 <br />40 <br />Carries peak flows from Ditches D108, C4, and Upper C18 <br />C175 <br />8.9 <br />73 <br />10 yr -24 hr <br />2.8 <br />24 <br />18.1 <br />60 <br />Carries flow from IP Reference Area to Calamity Draw <br />C176 <br />Pond 018 <br />- <br />- <br />- <br />18 <br />- <br />90 <br />Carries peak flow from East Ditch into Pond 018. See <br />Attachment 2.05.3(3)-28 for design. <br />C177 <br />Pond 013 <br />- <br />- <br />- <br />18 <br />- <br />20 <br />Carries peak flow from Ditch C9 into Pond 013. See <br />Attachment 2.05.3(3)-32 for design. <br />C178 <br />8.6 <br />73 <br />10 -24 hr <br />1.6 <br />8 <br />1.6** <br />25 <br />Carries peak flow from Ditch C12 to ditch along 2700 Road <br />C179 <br />16.3 <br />62 <br />10-24 hr <br />0.6 <br />16 <br />8.4 <br />140 <br />Carries flow from outside permit under 5 Street <br />C180 <br />75.6 <br />62 <br />10 -24 hr <br />2.0 <br />8 <br />2.0** <br />60 <br />Crossing installed by landowner across Krill Draw <br />**See SEDCAD culvert results for design details <br />Attachment 2.05.3(3)-1 Page 40 June 2016 (TR -73) <br />