FLOOD01630

• County: Boulder
• County: Weld
• Community: Erie
• Stream Name: Coal Creek, Boulder Creek
• Title: Coal Creek Flood Control Project - General Notes
• Date: 9/30/1993
• Prepared For: Erie / CWCB
• Floodplain - Doc Type: Project

GENERAL NOTES

1. SUBSURFACE INFORMATION SHOWN ON THESE DRAWINGS WAS OBTAINED SOLELY FOR USE IN ESTABLISHING DESIGN
CONTROLS FOR THE PROJECT. THE ACCURACY OF THIS INFORMATION IS NOT GUARANTEED AND IT IS NOT TO BE CONSTRUED
AS PART OF THE PLANS GOVERNING CONSTRUCTION OF THE PROJECT. IT IS THE BIDDERS RESPONSIBILITY TO INQUIRE OF THE
A/E IF ADDITIONAL INFORMATION IS AVAILABLE, TO MAKE ARRANGEMENTS TO REVIEW SAME PRIOR TO BIDDING, AND MAKE
HIS OWN DETERMINATIONS AS TO ALL SUBSURFACE CONDITIONS.

2. THE INFORMATION SHOWN ON THESE DRAWINGS CONCERNING TYPE AND LOCATION OF UNDERGROUND AND OTHER
UTILITIES IS NOT GUARANTEED TO BE ACCURATE OR ALL INCLUSIVE. THE CONTRACTOR IS RESPONSIBLE FOR MAKING HIS
OWN DETERMINATIONS AS TO THE TYPE AND LOCATION OF UNDERGROUND AND OTHER UTILITIES AS MAY BE NECESSARY
TO AVOID DAMAGE THERETO. THE CONTRACTOR SHALL ASSUME FULL RESPONSIBILITY FOR THE PROTECTION OF UTILITIES
AFFECTED BY THE PROSECUTION OF THIS CONTRACT. THE CONTRACTOR SHALL NOTIFY THE UTILITIES COMPANIES IN
ADVANCE OF HIS CONSTRUCTION OPERATION TO ENABLE THEM TO FIELD LOCATE THEIR UTILITIES.

3. CONTRACTOR SHALL REFER TO THE CONTRACT SPECIFICATIONS FOR A DESCRIPTION OF THE MATERIALS REFERRED TO BY
CLASS, TYPE, DESCRiPTION, OR OTHERWISE SPECIFIED ON THE DRAWINGS.

4. CONTRACTOR SHALL BE RESPONSIBLE FOR RESTORING ALL SURFACES, INCLUDING TEMPORARY CONSTRUCTION
EASEMENTS, AND RELATED STRUCTURES SUCH AS DRIVEWAYS, CURBS, GUTTERS, WALKS, AND BITUMINOUS PAVEMENTS TO
ORIGINAL CONDITIONS (OR SETTER) AND GRADES UNLESS DESIGNATED OTHERWISE ON THE DRAWINGS. THE ENGINEER AND
THE CONTRACTOR SHALL TOGETHER COORDINATE THE DOCUMENTATION OF EXISTING GRADES AND OTHER INFORMATION
PRIOR TO ALL CONSTRUCTION ACTIVITIES.

5. ALL MATERIALS AND WORKMANSHIP SHALL BE SUBJECT TO INSPECTION BY THE TOWN OF ERIE OR DESIGNATED
REPRESENTATIVE. THE TOWN RESERVES THE RIGHT TO ACCEPT OR REJECT ANY SUCH MATERIALS AND WORKMANSHIP THAT
DOES NOT CONFORM TO ITS STANDARDS AND SPECIFICATIONS.

6. THE CONTRACTOR SHALL NOTIFY THE TOWN OF ERIE, A MINIMUM OF 4S HOURS AND A MAXIMUM OF 96 HOURS PRIOR TO
STARTING CONSTRUCTION.

7. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE ACCEPTANCE AND CONTROL OF ALL FLOWS. HE SHALL BE
RESPONSIBLE FOR DAMAGE TO STRUCTURES, LOSS OF TOP SOIL, AND LOSS OF SEED UNTIL THE PROJECT IS ACCEPTED BY THE
OWNER AND THE ENGINEER.

S. ALL SLOPES AS SHOWN ARE DIAGRAMMATIC AND SHALL BE VARIED AND ROUNDED AT TOP AND BOTTOM.

9. ALL TREES AND VEGETATION SHALL BE PROTECTED DURING CONSTRUCTION UNLESS DESIGNATED TO BE REMOVED ON
THE PLANS. TREES DAMAGED DURING CONSTRUCTION SHALL BE REPLACED BY THE CONTRACTOR.

10. ALL STATIONING REFERS TO CONSTRUCTION BASE LINE SHOWN ON PLANS.

11. LIMIT DISTURBED AREAS AS MUCH AS POSSIBLE DURING CONSTRUCTION. RESEED DISTURBED AREAS
AnER FINISH GRADING TO LIMIT EROSION.

12. CONTRACTOR SHALL VERIFY ALL EXISTING INVERT ELEVATIONS PRIOR TO CONSTRUCTION.

13. BASEMAPPING PROVIDED BY THE TOWN OF ERIE. THE MAPPING WAS TAKEN FROM TOPOGRAPHIC MAPS PREPARED BY
LANDMARK MAPPING, LTD. FOR J.R. ENGINEERING, LTD., 1989.

CONCRETE GENERAL NOTES

1. ALL WORK SHALL BE IN ACCORDANCE WITH "STANDARD SPECIFICATIONS FOR ROAD AND BRIDGE CONSTRUCTION"
BY THE COLORADO STATE DEPARTMENT OF H1GHWAYS.

2. ALL EXPOSED CORNERS OF THE CONCRETE SHALL BE CHAMFERED 3/4".

3. ALL CONCRETE SHALL BE CLASS A OR B STRUCTURAL CONCRETE CONFORMING TO THE REQUIREMENTS OF SECTION 601
OF THE SPECIFICATIONS.

4. ALL REINFORCING STEEL SHALL BE GRADE 60, EXCEPT NO. 3 BARS WHICH MAY BE GRADE 40.

5. THE MINIMUM SPLICE LENGTH FOR COMMON BAR SIZES SHALL BE:

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BAR SIZE #4
SPLICE LENGTH 1'-4"

MINIMUM BEND
DIAMETER 6D

80

#6
2'-0"

#5
1'-S"

#8
3'-0"

#7
2'-4"

#9
3'-10"

6D

6D

60

60

6.

CONSTRUCTION JOINTS SHALL BE THOROUGHLY CLEANED BEFORE FRESH CONCRETE IS PLACED.

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1660 SOUTH ALBION STREET
SUITE 500
DENVER, COLORADO 80222
PHONE NO: [phone]
FAX NO: [phone]

EJM

DATE
DATE 07-12-93
DATE
DATE
DATE

DESIGNED
DRAWN
CHECKED
REVISED
AS BUILT

w~c ~NGIN~~~ING, INC.

EXISTING LEGEND

Q FIRE HYDRANT
~ WAm? VALIIC
-W- WAm? LINE
o 14M WATER METER
o AlANHOiI
-SS-- SAN. SEWER LINE
-ST- STORM SEWER LINE
- G- OAS LINE
@lI OAS VAL IIC
o GM G4S METER
-OU- OIlCRHEAD UTILITY
.flf UTILITY POiI
--UE- UNDERGROUND ELECTRIC
- T - UNDERGROUND TEiIPHONE
-IRR- UNDERGROUND IRRlOATlON
DECIDUOUS TREE
-(~ PINE TREE
- - WALL
- - - - EASEMENT LINE
____RANGE OR SECTION LINE
---- TOP OF BANK

~ TELEPHONE PEDESTAL.
c:>--e> STREET LIGHT
@ TRAFFIC SIGNAL POiI
"U""" STREET SIGN
..n' CONC. AREA &- H.C. RAMP

TC TOP OF CURB
FL FLOWUNE
EDA EDGE OF ASPHALT
TOA TOP OF ASPHALT
NG NATURAL GROUND
lW TOP OF WALL
BW BOTTOM OF WALL
CONC. CONCRETE
T/B TOP OF BRICK
T/C TOP OF CONCRETE
T/R TOP OF RAIL
FF FIN/SHED FLOOR
TF TOP OF FlAGSTONE

~ ~ ~ ~ ROOF OIlCRHANG
-.-.-WOOD FENCE
--- COMBINATION FENCE
-<>- CHAIN LINK FENCE
N 5JOOO + GRID TICK
E 45000
II II I III RAILROAD

____ TOE OF BANK
57.6 X EXISTING SPOT ELEVATION
8 CONTROL POINT

6712

PROPOSED LEGEND

= - CONSTANT SLOPE INDICATOR

5016.3~ - PROPOSED SPOT ELEVATION

TEST PIT LOCATION PLAN & SOIL BORING LOG

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~ ~ .'< DEPTH BELOW
~ '1 '1 GRADE BH-1 BH-2 BH-4 BH-5
~ ~ 0.0'
~
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... 'Il 'Il
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~ '" TOPSOIL
'Ii '" 2.0'
I SILTY CLAY
LOWER BOULDER W/FINE SAND
DITCH 1 I
4.0'
?
SHELBY TUBE
6.0' SAMPLE

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UNION. PACIFIC RAILROAD R.O. Jr.

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PIERCE ST

BRIGGS S

COAL CREE

SHAl1.

p rrCll
t)C'!'t1<SlO~
1<1I"00D
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BH = TEST PIT LOCATION

$ r- ~
1000 0 500 1000 2000
~ \ 1 ~
ORIGINAl SCALE: 1"=1000'

10.0'

12.0'

TEST PITS SHOWN FROM REPORT OF SOILS INVESTIGATIONS BY:
EARTH SCIENCE ENGINEERING
1318 WEBSTER AVENUE
FORT COLLINS, COLORADO S0524
PHONE [phone]

TOWN OF ERIE
COLORADO WATER
CONSERVATION BOARD

80'

COAL CREEK
FLOOD CONTROL PROJECT
PROJECT NO. E-1723-91

GENERAL NOTES/
LEGEND/
SOIL BORING LOGS

PROJl:CT NUMSER
f1723

DRAWING NUM3ER
02

ISSUED FOR REVIEW 9/30/93
ISSUED FOR BiD 11/09/93