FLOOD01673

• County: Arapahoe
• Community: Sheridan
• Stream Name: South Platte River
• Title: Union Avenue Dams Boating Modifications - Drawing 11 - Site Improvements Plan
• Date: 4/1/1992
• Prepared For: CWCB
• Prepared By: Brown & Caldwell
• Floodplain - Doc Type: Drawing/Map

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TRAil (SEE DET A/12)

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NOTES

NOTES CONTINUED

NOTES CONTINUED

1. 4'-5'~ ROUND BOULDERS PLACED ON CHANNEL BOTTOM AS
DIRECTED BY ENGINEER FOR FISH HABITAT
2. MATCH FLUSH TO CONCRETE BIKE AND PEDESTRIAN TRAil
3. CONCRETE BOAT RAMP, SEE DRAWING 12 FOR DETAilS
4. Fill VOIDS IN RIPRAP WITH GROUT TO FORM lEVEL SURFACE
4' WIDE ON CREST OF DROP (TYPICAL EACH OF 5
BOATCHUTES).
5. OVERLOOK AREA.

10. All SIGNS ARE TO BE FIELD lOCATED BY THE ENGINEER
PRIOR TO INSTALLATION.
11. SIGN No.1: BOATCHUTE WARNING SIGN (lOCATE ON RIGHT
BANK 100Yds. UPSTREAM OF BRIDGE).
"CAUTION DAM 200Yds AHEAD BOAT CHUTE RIGHT
SKill REQUIRED SCOUT FIRS1"
12. SIGN No.2: BOATCHUTE WARNING SIGN (lOCATE ON BRIDGE).
"CAUTION DAM 100Yds AHEAD BOAT CHUTE RIGHT
SKill REQUIRED SCOUT FIRST'
13. SIGN No.3: PORTAGE SIGt~ (lOCATE ON BRIDGE).
"LANDING AND PORTAGE TRAil"
14. SIGN No.4: PORTAGE SIGN (LOCATE ON DEFLECTOR).
15. SIGN No.5: BOATCHUTE DIRECTIONAL SIGN (lOCATE ON
CABLE). "BOAT CHUTE"
16. SIGN No.6: INFORMATION AND USE CRITERIA SIGN (lOCATE
ON RAILING AT DAM OVERLOOK).
UNION AVENUE BOAT CHUTES
OPEN TO PUBLIC - USE AT YOUR OWN RISK
SKill REQUIRED, SCOUT CHUTES BEFORE USING
LIFE JACKET REQUIRED BY STATE LAW, HELMETS STRONGLY
RECOMMENDED
EXPERTS ONLY AT HIGH FLOWS (OVER 1500 CFS)

2

PROJECT FUNDED BY : COLORADO WATER CONSERVATION BOARD
DEDICATED MAY 1992

17. SIGN No.7: "DANGER - WATER INTAKE KEEP ouT' (LOCATE
ON BOATING BARRIER SCREEN).

6. LARGE (8' ~) SIGNAL ROCKS. SET MINIMUM OF
2' INTO CHANNEL BOTTOM

7. ADD 3 LARGE (5'-6' ~) BOULDERS TO EXISTING DEFLECTOR,
SET 2' INTO CHANNEL BOTTOM. .

2

8. EXISTING BOATING BARRIER SCREEN. SLIDE VERTICAL CABLES
TO AllOW FOR A CLEAR OPENING 60' WIDE MINIMUM. HANG
WARNING SIGN ON EXISTING CBlE ABOVE OPENING. SEE
SIGNAGE DETAilS.

9. (NOT USED)

BC Brown and Caldwell
Consultants
----~ De er, Colorado
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REVISIONS

LINE IS 2 INCHES
AT FULl. SIZE
(If NOT 2"-SCALE ACCORDINGLY)

ZONr. REV.

[)t:~Cf<ll' TI<'t I

HY DATE APP.

UNION AVENUE BOA TCHUTES

;j,:\ AS-BUILT

SKT 4--92 RAF

5993
JPC/TDB
RE&P, Inc.
WPR/RAF

DRAWING NUMBER

FILE
DRAWN
DESIGNED
CHECKED
CHECKED

11

DATE:

SITE IMPROVEMENTS
PLAN

SHEET NUMBER

APPROVED:

DATE:
DATE:

APPROVED:

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