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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />1 <br />I <br /> <br /> FLOODING SOURCE FLOOD PLAIN DATA FLOODWAY DATA('l <br /> CROSS STATION QIOO STREAM 100 YR. 100 YR. 100 YR. FLOODWAY WIDTH (FT)(Zl FLOODWAY <br /> IDENTIFICATION BED ELEV. FLOOD ELEV. ELEV. <br /> SECTION (FT) (CFS) (MSU (MSL) WIDTH (FT) R. BANK L BANK TOTAL (MSL) <br />Rane;eline Road - Beqi n Backwa .er' 49 118 + 60 2587 5537.0 5541. 7 112.1 <br />Cond it ion 50 119 + 85 2587 5539.6 5544.0 151.9 <br /> 51 123 + 30 2587 5544.0 5547.3 241. 6 <br /> 52 I. 125 + 40 2587 5547.5 5550.4 243.5 <br />Upstream Limit of Backwater 53 127 + 00 2587 5549.2 5554.2 139.2 <br />Effects Due to Culvert at 54 128 + 30 2587 5554.6 5559.6 174.0 <br />Station 118 + 60 55 129 + 80 2587 5551.0 5561.1 153.0 <br />North Hiqhlands Ranch Parkway - 74 167 + 85 1980 5603.9 5609. 1 79.2 <br />Beoin Backwater Condition 75 170 + 40 1980 5607.3 5612.6 101. 5 <br /> 76 173 + 00 1980 5610.6 5616.7 102.0 <br /> 77 175 + 00 1980 5614.4 5619.1 74.3 <br /> 77A 175 + 55 1980 5621. 0 5723.2 128.8 <br /> 78 178 + 15 1980 5619.8 5625.0 140.2 <br />Upstream Limit of Backwater 79 181 + 80 1980 5622.9 5627.5 115.7 <br />Effects Due to Culvert at 80 184 + 20 1980 5625.1 5630.5 139.1 <br />Stati on 167 + 85 81 185 + 90 1980 5626.4 5632.9 139.9 <br />n~Lell an Dri ve - Beqin Back - 127 286 + 35 451 5793.0 5794.9 84.3 <br />_ ,iater Condit ion 128 286 + 68 451 5807.7 5809.7 68.3 <br /> 129 287 + 93 451 5792.5 5810.4 249.5 <br /> 130 288 + 95 451 5798.9 5810./1 246.4 <br /> 131 290 + 35 451 5802.0 5810.4 110.2 <br /> 132 291 + 50 451 5805.7 5810.4 109.3 <br />Upstreem Limits of Backwater 133 293 + 20 451 5809.3 5811. 8 3~. 6 <br />Due to Culvert at Station 134 296 + 00 451 5814./1 5816.6 60.3 <br />285 + 76 135 297 + 75 451 5816.9 5819.4 49.0 <br />South Highlands Ranch Parkwa - 140 306 + 40 451 5838.2 5840.4 44.1 <br />. 44. r: <br />Beqin Backwater Cond it i on 141 308 + 00 451 5841. 5 . 5843.7 <br /> c~ "' <br /> 142 309 + 60 549 5848.6 5850.4 ';1.. J <br />Upstream Limits of Backwater - 143 311 + 40 549 5853.4 5856.2 50.0 <br />Due to Culvert at Station 144 313 + 30 549 5858.9 5860.5 72.7 <br />306 + 40 145 314 + 75 549 5861. 2 5864.1 45.1 <br /> <br />(1) <br /> <br />Floodway data are basec on encroachment causing up to 0.5 ft. vel"tical rise in the 100-yea. flood "levation. <br />Where floodway data are not qiven they shall be assumed to be identical to the flood plain riJ~ft. <br /> <br />Jo.ck G. Raub Company <br />"""....''''.- <br /> <br />URBAN DRAINAGE AND FLOOD CONTROL DISTRICT <br />FLOOD HAZARD AREA DELINEATION <br />DOUGLAS COUNTY <br /> <br />I <br />, <br />I <br />I <br /> <br />'j <br /> <br />(2) <br /> <br />Left and right distances are measured from the center of the flowline of the channel lookin0 rlnwnstrea~. <br /> <br />FLOOD PLAIN AND FLOODWAY REFERENCE DATA <br /> <br />MARCY GULCH <br /> <br />TABLE 4 <br />SI1E:ET A <br />