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<br />inundated by the lOO-year storm. Suggested unprovements in this n~ach <br /> <br />include flood plain zoning, channelizO:ltiJn ill reaches, placing Fulton <br /> <br /> <br />Ditch in a syphon under the First Creek .111(1 prov.i_ding sufficient water- <br /> <br /> <br />,,'ay under Brighton Road to pass UJe IOO-Y'?J fl,.';lc <br /> <br />Fulton Di teh SiJ1.l1'<>'I1 <br /> <br />Fulton Ditch carries a disC'har.~e of 2:,)0 efs and \"rill be si.. <br />phoned under the First Creek flood channel by providing a 205 foot long <br />siphon. The ditch siphon will have a sillgJe barrel of size 7.5' w~de by <br />4cO' heightc The inlet and outlet cn(s of the siphon ;lill be riprapped <br />f()r protectio.a against erosi_on. The ],'i[:~t Cree~_ flood channel side slopes <br />will be steepened from 4H:IV to zH,IV in this r~aeh and protected ;lith <br />riprap. <br /> <br />Brighton Road Culvert <br /> <br /> <br />The Brighton Road Culved h,. 1",co c1e:;igned to pass the 1.00- <br /> <br /> <br />year flow without overtopping. The existing culvert has to be dismantl- <br /> <br /> <br />ed a3d replaced by a CoC with four barre. each 15cO' wide x 9.0' high <br /> <br /> <br />In size. The invert of the culvf~rt lias l)pp~ lo,~ered to provide the nec- <br /> <br /> <br />e&sary waterway. Riprap proteeliorJ wj]. b~: provided both upstream and <br /> <br /> <br />downstream of the culvert as shown. Su:1:alJLe food channel transit.ion <br /> <br /> <br />will be provieled both on the upstream aflel J')~ns1~ream sides. The ut_i_li- <br /> <br /> <br />lies crossing the creek at this l_ocaliorl ha"Je te) be relocated. <br /> <br />D~."l'. <br /> <br />At Station 108+10 a 3.0' high drop wi.!. 1 be provided in the <br /> <br /> <br />Fi rs., Creek flood channel c The lengtt of t_he drop wi n be 125 c 0 c c The <br /> <br /> <br />upst:~eam and (Iownstream bed will be ripY.~lpp(~d to protect against ero- <br /> <br />S1011, <br /> <br />II [-; <br />