FLOOD10386

• County: Jefferson
• Community: Golden, Lakewood
• Stream Name: Upper Lena Gulch
• Basin: South Platte
• Title: FHAD - Upper Lena Gulch
• Date: 1/1/1993
• Prepared For: UDFCD
• Prepared By: Boyle Engineering Corporation
• Floodplain - Doc Type: Floodplain Report/Masterplan

TOP OF
ROAD 5579.9
ROADWAY L.P. EL. 5538.43 <t W. 20th AVE.
HEADWALL GUARDRAIL
II I II ~
------- ------------------
LOW CHORD. EL. 5530.8 '-STONE
5566.2 ~ MASONRY
2' (TYP) 561.2
5' (TYP) INV. EL. 5525.8
-L- 10' .I
20TH AVE. CULVERT INLET YOUNGFIELD ST. CONCRETE BOX CULVERT INLET
STA. 164+80 STA. 191+75
TOP OF \ TOP OF
\ ROAD EL. 5641.6 ROAD EL. 5668.5
AGRICUL TURAL DITCH HEADWALL
FLUME TOP EL. 5621.7
LOW CHORD
LOW CHORD EL. 5637.4
LOW CHORD
5615.7 EL. 5661.6
12' 12'
EL. EL. 5625.4
5610.0.
~
~rj1la' ~:~~
12' J 23' .I I~ 25' ..I
INLET TO BOX CULVERT UNDER DENVER WEST - COLE BLVD. DENVER WEST - COLE BLVD.
AGRICULTURAL DITCH FLUME CONCRETE BOX CULVERT INLET _TWIN CONCRETE BOX CULVERT INLET
STA. 221+20 STA. 228+50 STA. 243+25
~ ~
\' TOP OF
- ROAD EL. 5687.1
TOP OF /'..TOP OF FLUME WALL
DITCH BANK
LOW CHORD LOW CHORD EL. 5731.0
EL. 5670.7 EL. 5682.5 LOW CHORD
12' 12' EL. 5726.0
12' 12'
\EL. 5660.7 EL. 5672.57 14' --- ~
I. .I 1- ..I EL. 5
25' 25'
WELCH DITCH FLUME
1-70 EXIT RAMP TWIN CONCRETE BOX CULVERT INLET 1-70 TWIN CONCRETE BOX CULVERT INLET . ISABELL ST. CULVERT INLET CULVERT INLET
STA. 250+40 STA. 259+50 STA, 276+00 STA. 285+60
- URBAN DRAINAGE AND FLOOD CONTROL DISTRICT I
SO&,lLE IlDlONlIl .u.mll ....._-!In.._ SHEET
CROUNO CONTROL SURVEY II\' lNlOMAllK _ ..... DDS ..... --!L!L- FLOOD HAZARD AREA DI;LJEA TION I)RAJQQE 8TRUCTURE
- - ....._.1L!I- JEFFER80N COUNTY, CITY OF GOLDEN. CITY OF LAKEWOOD IJIPER LENA GlA.CH CA088-SECTION8 17 of 18
- .....-

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