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• <br />• <br /> <br />TABLE 23-18 <br />PROPOSED CULVERT DESIGN SUMMARY <br />Culvert <br />No. 10-year, 24- <br />hour Event Peak <br />Discharge <br />(cfs) HW/D Culvert <br />Diameter <br />(in) <br />10 16.10 1.0 30 <br />11 3.66 1.5 12 <br />12 64.04 1.0 48 <br />lA 11.00 2.0 18 <br />2A 2.82 1.0 18 <br />PC-3 8.42 1.0 24 <br />3A 2.21 1.0 12 <br />9A 36.21' 1.0 42Z <br />9B 17.81 1.0 303 <br />9C 17.81 1.0 303 <br />9D .67 1.0 12 <br />'100-year, 24-hour event peak discharge <br />ZThe existing culvert is 48" <br />3The existing culvert is 36" <br />l!^^~~VED APR 2 5 1995 <br />H:1857\V OL. S\O &S.PLN <br />Ot/25/9512:54Pm WP511cmc 23-154 Revised - 01/30/95 <br />