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<br />-~ <br /> <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 />I <br />I <br /> <br /> FLOODING SOURCE 100- YEAR FLOODPLAIN DATA FLOODWAY DATA <br /> CROSS STATION I 100 yr. DISCHARGE THALWEG FLOODPLAIN VEL.2 FLOODWAY WIDTH 3 VEL4 FLOODWAY <br />IDENTIFICATION FLOOD ELEV. (MSL) <br /> SECTION (CFSJ ELEV. (MSL) WIDTH (Ft.) (FPS) LEFT (Ft) I RIGHT (Ft.) TOTAL (Ft.! (FPS) ELEV. (MSL) <br />NOTE: EXCEPT AS FOOTNOTED, THE FOLLOWING DATA PERTAIN TO THE SCENARIO WHERE ALL FLOW PASSES THROUGH AN IMPROVED CULVERT AT STA. 585+50 <br /> 115 583+70 11,810 1,880 @ 5051.7 5058.7 505&.8 @ 1800 # 2.& 925 3&5 1290 1.7 5059.2 <br />COLORADO BLVD 114 582+90 11,8&0 2.280 @ 5051.7 5058.6 505&.8 @ 1820 # 2.9 935 415 1350 1.8 5059.1 <br /> 112 582+00 11 , 860 2.470 @ 5051 . 2 5057.9 505&.5 @ 1610 # 8.1 920 330 1250 3.& 5058.3 <br /> 111 570+00 11 , 860 2,670 @ 5047.8 5056.& 5054.0 @ 1770 # 6.2 1270 60 1330 2.5 5057.0 <br /> 110 563+00 11,860 2,760 @ 5047.1 5056.1 5053.5 @ 1360 # 5.0 850 55 905 2.& 505&.5 <br /> 109 556+70 11. 860 2.950 @ 5045.9 5055.5 5053.0 @ 1250 # 7.4 540 230 770 3.4 5055.8 <br />PRIVATE CROSSING 108 556+40 11,860 2,950 @ 5045.8 5055.3 5052.8 @ 1200 # 8.1 520 250 770 3.7 5055.7 <br /> 107 556+00 11 , 860 2,950 @ 5045.7 5055.3 5052.8 @ 1140 # 7.0 480 260 740 3.3 5055.6 <br /> 106 549+70 11. 860 3.810 @ 5045.1 5053.7 5051. 6 @ 930 # 9.9 500 90 590 4.6 5054.1 <br /> 105 542+20 11, 910 3.920 @ 5043.6 5051.3 5049.4 @ 1190 # 7.4 640 120 760 3.7 5051.7 <br /> 104 532+00 11,910 4,170 @ 5042.3 5049.2 5047.1 @ 1470 # 7.3 225 525 750 3.8 5049.7 <br /> 103 531+00 11,910 4,450 @ 5038.8 5049.0 5046.9 @ 1510 # 6.6 230 500 730 3.4 5049.5 <br /> 102.1 523+55 11. 910 4,920 @ 5035.2 5048.4 5046.3 @ 1640 ! 5.5 245 385 630 3.3 5048.9 <br />PRIVATE CROSSING 102 523+40 11,910 4,920 @ 5035.1 5048.4 504&.3 @ 1640 ! 5.9 225 385 610 3.4 5048.8 <br /> 101.1 523+25 11,910 4,920 @ 5035.0 5048.3 5046.3 @ 1640 ! 5.8 200 390 590 3.4 5048.8 <br />168th AVENUE 101 517+05 11,910 5.310 @ 5035.5 5047.7 5045.8 @ 1620 ! 6.5 500 100 600 3.4 5048.2 <br />DOWNSTREAM STUDY 99 516+30 11,910 5,310 @ 5034.8 5046.9 5044.6 @ 940 7.2 580 150 730 3.2 5047.4 <br />LIMIT <br /> <br />1. DISTANCE FROM CONFLUENCE ALONG <br />2. MEAN VELOCITY IN CHANNEL <br />3. FROM CENTER OF CHANNEL LOOKING <br />4. MEAN VELOCITY IN FLOODWAY <br /> <br />CHANNEL THALWEG <br /> <br />@ SECOND ENTRY PERTAINS TO THE SCENARIO WHERE DETENTION AND FLOW SPLIT <br />ARE CAUSED BY THE EXISTING RAILROAD EMBANKMENT AND 120" CSP CULVERT <br /> <br />DOWNSTREAM <br /> <br /># WIDTH DOES NOT INCLUDE SHALLOW FLOODING AREA IN LEFT OVERBANK <br /> <br />SAME AS # ABOVE, BUT WIDTH INCLUDES ISLAND AREA(S) AND/OR OTHER HIGH <br />GROUND BETWEEN OUTER FLOODPLAIN BOUNDARIES <br /> <br />MULLER ENGINEERING COMPANY. INC. <br /> <br />CONSULTING ENGINEERS <br />7000 WEST FOURTEENTH AVENUE <br />lAKEWOOD. COLORADO B0215 <br />(303) 232-9340 <br /> <br />URBAN DRAINAGE a FLOOD CONTROL DISTRICT <br />FLOOD HAZARD AREA DELINEATION <br />ADAMS COUNTY THORNTON <br /> <br />FLOODPLAIN AND FLOODWAY <br />REFERENCE DATA <br /> <br />BIG DRY CREEK (ADCO) <br /> <br />TABLE <br />VII <br /> <br />21 <br />