_REVISION - M1981302 ‎(117)‎

• Permit No: M1981302
• IBM Index Class Name: Revision
• Doc Name: FLOOD HAZARD AREA DELINEATION SOUTH BOULDER CREEK JULY 1986
• Type & Sequence: AM2
• Media Type: D
• Archive: No

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FLOODING SOURCE /O YR. FLOOOPLA/N DATA 50 YR. FLOODPLA/N DAM OOYR. FLOODPLA/N DATA
/DENRF/CAT/ON CROSS STATION 1 DISCHARGE FLOOD DISCHARGE FLOOD DISCHARGE FLOOD
ECT/O EL EV (M.S./. 1 EL EV. (M.S./l EL EV (m.S./.1
South Boulder Road 19795 197+95 1780 5335.1 4600 5335.1
(Downstream Limit of 20180 201+80 1780 5338.4 4600 5338.4 10800 5338.6
S.H. 93 Split Flow) 20910 209+10 1780 5344.8 4000# 5345.4 5800# 5345.8
21755 217+55 1780 5352.8 4000# 5353.6 5800# 5354.2
21855 218+55 1780 5354.8 4000# 5356.0 5800# 5356.9
U.S. Highway 36 22035 220+35 1780 5356.8 4000# 5360.6 5800# 5363.5
(Denver-Boulder Turnpike) 22505 225+05 1780 5359.6 4000# 5361.8 5800# 5364.2
I 23103 231+03 1780 5366.3 4000# 5367.8 5800# 5368.3
23735 237+35 1780 5373.7 40000 5374.7 10800 5375.5
24270 242+70 1780 5378.2 3000# 5379.0 10800 5380.7
' 24870 248+70 1780 5386.4 1950# 5386.7 2750# 5387.9
24930 249+30 1780 5388.6 1950# 5388.9 2750# 5389.9
25585 255+85 1640 5394.9 1770# 5395.1 2650# 5396.1
26330 263+30 1640 5403.2 1770# 5403.3 2650# 5403.5
27140 271+40 1640 5410.4 1770# 5410.5 26509 5410.7
27630 276+30 1640 5416.4 1770# 5416.5 2650# 5416.9
28215 282+15 1640 5420.9 1770# 5321 .0 26500 5421.7
28795 287+95 1640 5429.4 1770# 5429.5 26500 5430.1
29390 293+90 1640 5434.7 1770# 5434.8 2650# 5435.4
30280 302+80 1640 5442.9 1770# 5442.9 2650# 5443.3
I 30930 309+30 1640 5450.9 17700 5450.9 2650# 5451.3
31095 310+95 1640 5453.2 1770# 5453.2 2650# 5453.8
State Highway 170 31210 312+10 1640 5456.2 1770# 5456.3 2650# 5456.5
(Marshall Road) 31650 316+50 1640 5458.3 1770# 5458.4 2650# 5459.2
State Highway 93 31850 318+50 1640 5463.0 1770# 5463.2 2650# 5464.2
(S. Broadway)
32210 322+10 1640 5466.3 1770# 5466.5 2650# 5467.2
' 32475 324+75 1500 5467.7 3850 5468.9 7400 5469.6
Upstream Limit 32980 329+80 1500 5474.7 4350 5475.5 10400 5476.8
S.H. 93 Split Flow 33390 333+90 1500 5479.0 4350 5480.3 10400 5481.2
33810 338+10 1500 5483.6 4350 5484.5 10400 5486.0
1
1 Stationing from mouth (feet).
# Discharges and corresponding water surface elevations relate to main channel portion of split flow condition -
See separate floodplain data for S.H. 93 Split Flow at end of this table.
' GREENHORNE and OiMARA, INC. URBAN DRAINAGE AND FLOOD CONTROL DISTRICT FLOODPLAIN REFERENCE DATA
'
Engineer • Architects • Planners • Surveyor • Phdo,mmmehists TABLE BOULDER COUNTY IlYS South
n caa eWN w •euihDenver,e•Denver,Colorado e0222•AOSI 7ses250 SOUTH BOULDER CREEK 3
(Cont.)
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