Project Information

Bid Title

Iris Court Emergency Culvert Replacement Project

Issuing Agency

City of Montrose

Location

Colorado

Published Date

Dec 8, 2025

Closing Date

Dec 22, 2025

Government Level

State & Local

Status

Closed

Ref. #

25-009

Original Source

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Bid Documents

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Project Description

Bid Number:	25-009
Bid Title:	Iris Court Emergency Culvert Replacement Project
Category:	Construction and Design Services
Status:	Open

Description: The City of Montrose is requesting formal bids through the Invitation for Bid process to complete the Iris Court Emergency Culvert Replacement Project.  Bids shall be submitted electronically to For security reasons, you must enable JavaScript to view this E-mail address. and will be publicly received on December 8, 2025 2:00 PM.  Electronic bids will be opened online via Zoom at https://tinyurl.com/IrisCulvertBidOpen and in person at Montrose City Hall, 400 East Main Street, Montrose, CO 81401.  Late bids will not be accepted and it is the responsibility of the bidders to ensure that bids (including signed addenda) arrive by 2:00 PM on the date listed above. Complete bid packets can be downloaded from the City web page at www.cityofmontrose.org under Department Services, Purchasing, and Open Bids.  Addenda will be posted to the website and it is the bidder's responsibility to download, review, sign, and include addenda with their bid. The City reserves the right to accept or reject any or all bids, to waive irregularities and/or informalities and to disregard all non-conforming, non-responsive, unbalanced or conditional bids. The City of Montrose complies with all Equal Opportunity requirements. All qualified bidders will receive consideration without regard to race, creed, color, national origin, sex, marital status, religion, ancestry, mental or physical handicap or age.  The project is also bid according to the City of Montrose local preference policy in effect on the date of the bid opening and detailed in the official Municipal Code of the City of Montrose, Section 1-16-4(B). Publication Date/Time: 12/8/2025 2:00 PM Closing Date/Time: 12/22/2025 2:00 PM Related Documents: Iris Court Emergency Culvert Replacement Project Plans_IFB 12-08-2025 25-009 Iris Ct Emergency Culvert Bid Form 25-009 Sample Construction Contract - With Warranty Language 25-009 Iris Ct Emergency Culvert Bid Packet_Rev

Attachment Preview

UNCC

CALL BEFORE

YOU DIG

811

OR

1-800-922-1987

Utility Notification Center of Colorado

CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU

DIG, GRADE, OR EXCAVATE FOR THE MARKING OF

UNDERGROUND MEMBER UTILITIES.

PROJECT LOCATION

SHEET INDEX

1

COVER AND GENERAL NOTES

2

PROJECT PLAN

REFERENCE DRAWINGS

CITY OF MONTROSE

DEPARTMENT OF PUBLIC WORKS AND ENGINEERING

IRIS COURT EMERGENCY CULVERT REPLACEMENT PROJECT

PROJECT NUMBER: 25.27.1

BID NUMBER: 25-009

GENERAL NOTES AND SPECIFICATIONS

DESIGN STANDARDS AND SPECIFICATIONS

1. UNLESS NOTED OTHERWISE, THE CITY OF MONTROSE STANDARDS AND

SPECIFICATIONS FOR THE DESIGN AND CONSTRUCTION OF PUBLIC IMPROVEMENTS

(DATED MAY 2012) CONTROL CONSTRUCTION OF THIS PROJECT.

2. IN SOME INSTANCES, REFERENCES ARE MADE TO COLORADO DEPARTMENT OF

TRANSPORTATION (CDOT) STANDARDS AND MATERIALS BOTH ON THESE PLANS AND

WITHIN THE CITY OF MONTROSE STANDARDS. THIS REFERENCE IS TO THE 2021

EDITION OF THE CDOT STANDARD SPECIFICATIONS FOR ROAD AND BRIDGE

CONSTRUCTION AND 2019 CDOT M&S STANDARD PLANS.

3. THE CONTRACTOR SHALL HAVE IN THEIR POSSESSION AT ALL TIMES HARD COPIES OF

THE PROJECT DRAWINGS AND ALL REFERENCE DESIGN STANDARDS AND

SPECIFICATIONS.

REQUIRED NOTIFICATIONS AND SUBMITTALS

1. THE CONTRACTOR SHALL VERIFY ALL FIELD DIMENSIONS AND ELEVATIONS PRIOR TO

CONSTRUCTION. THE CONTRACTOR SHALL NOTIFY THE ENGINEER IF THERE ARE ANY

ERRORS OR OMISSIONS IN THE PROJECT PLANS AND/OR CONFLICTS WITH EXISTING

FACILITIES.

2. CONTRACTOR SHALL SUBMIT ANY CHANGE OR DEVIATION FROM THE PROJECT PLANS

TO THE ENGINEER FOR APPROVAL PRIOR TO CONSTRUCTION.

3. PRIOR TO CONSTRUCTION, THE CONTRACTOR SHALL IDENTIFY DISPOSAL SITES FOR

ANY MATERIALS LEAVING THE PROJECT AREA. IF MATERIALS ARE BEING TAKEN TO

ANYWHERE BESIDES A REGISTERED LANDFILL OR GREEN WASTE FACILITY,

CONTRACTOR SHALL PROVIDE WRITTEN AGREEMENTS FROM RECEIVING PROPERTY

OWNER INDICATING THEIR ACCEPTANCE OF THE MATERIAL AND ANY CONDITIONS

FOR USE OF THEIR SITE. FOLLOWING PROJECT COMPLETION, THE CITY OF

MONTROSE WILL ALSO REQUIRE WRITTEN VERIFICATION FROM THE PROPERTY

OWNER THAT THESE CONDITIONS WERE MET BEFORE RETAINAGE IS RELEASED.

4. SHOULD HAZARDOUS MATERIALS BE ENCOUNTERED ON THE SITE CONTRACTOR

SHALL LEAVE SUCH MATERIALS UNDISTURBED AND SHALL CONTACT THE OWNER FOR

DIRECTION REGARDING HANDING AND DISPOSAL OF THE MATERIALS.

SPECIAL INSPECTIONS AND TESTING

1. SPECIAL INSPECTIONS SHALL BE PROVIDED BY THE PROJECT ENGINEER. SPECIAL

INSPECTIONS ARE REQUIRED FOR THE FOLLOWING WORK.

A. BOTTOM OF EXCAVATIONS FOR LINE, GRADE, AND CONDITION PRIOR TO

PLACEMENT OF BACKFILL

B. UTILITY INSTALLATIONS FOR LINE, GRADE, AND CONDITION PRIOR TO

PLACEMENT OF BACKFILL

C. PREPARED BASE COURSE AND SUBGRADE FOR LINE, GRADE, AND CONDITION

PRIOR TO PLACEMENT OF PAVEMENT OR CONSTRUCTION OF CURB AND

GUTTER, SIDEWALKS, OR DRIVEWAYS

D. ALL CONCRETE WORK, FORM WORK, AND REINFORCING STEEL

THESE INSPECTIONS ARE PROVIDED FOR THE CITY'S BENEFIT WITH THE INTENT OF

IDENTIFYING ANY PROBLEMS PRIOR TO CONSTRUCTION OF PROJECT COMPONENTS.

THE INSPECTIONS DO NOT RELIEVE THE CONTRACTOR OF ANY LIABILITY FOR PROJECT

QUALITY OR CONFORMANCE WITH THE PLANS.

2. MATERIALS TESTING SHALL BE CONDUCTED IN ACCORDANCE WITH THE CITY OF

MONTROSE STANDARD SPECIFICATIONS BY AN INDEPENDENT, ACCREDITED

COMPANY HIRED BY THE CONTRACTOR. MATERIALS TESTERS AND LABORATORIES

COLLECTING SAMPLES, ANALYZING MATERIALS, OR PERFORMING TESTS SHALL BE

CERTIFIED AS REQUIRED BY APPLICABLE AASHTO AND CDOT TEST PROCEDURES FOR

MATERIALS TESTING. THIS TYPICALLY INCLUDES COMBINATIONS OF ACI, WAQTC,

CAPA, AASHTO, ARL, AND/OR LABCAT CERTIFICATIONS DEPENDING ON THE TEST.

3. ALL MATERIALS TESTING SHALL BE PAID FOR BY THE CONTRACTOR. ALL QUALITY

CONTROL/MATERIALS TESTING SHALL BE INCLUDED WITH THE WORK AND WILL NOT

BE PAID FOR SEPARATELY.

4. THE CITY SHALL BE NOTIFIED IMMEDIATELY VIA TELEPHONE OR EMAIL OF ANY

FAILING TESTS TO INCLUDE, BUT NOT BE LIMITED TO, COMPACTION, CONCRETE AIR

CONTENT, CONCRETE SLUMP, ETC.

5. THE CONTRACTOR SHALL PROVIDE THE CITY A MINIMUM 24-HOUR ADVANCE NOTICE

FOR ALL SPECIAL INSPECTIONS. DELAYS INCURRED BY FAILURE TO PROVIDE THE

PROPER ADVANCE NOTICE SHALL BE PAID FOR BY THE CONTRACTOR.

GENERAL NOTES

1. THE CONTRACTOR SHALL HAVE FULL AND COMPLETE RESPONSIBILITY FOR JOB-SITE

SAFETY AND SHALL PERFORM ALL WORK IN CONFORMANCE WITH ALL FEDERAL,

STATE, AND LOCAL SAFETY REGULATIONS.

2. THE CONTRACTOR SHALL PERFORM THE WORK IN CONFORMANCE WITH ALL

FEDERAL, STATE, AND LOCAL ORDINANCES, REGULATIONS, AND LAWS.

3. LOCATION OF ALL EXISTING UTILITIES (PUBLIC OR PRIVATE) SHALL BE IDENTIFIED OR

VERIFIED BY THE CONTRACTOR PRIOR TO CONSTRUCTION OF PROJECT

COMPONENTS. FOR INFORMATION CONTACT: UTILITY NOTIFICATION CENTER OF

COLORADO (UNCC, 811) AND LOCAL UTILITY OWNERS AS NECESSARY. THE

CONTRACTOR SHALL BEAR THE FULL COST OF REMOVAL, REPLACEMENT, AND DELAY

RELATED TO UNVERIFIED EXISTING UTILITIES.

4. THE POTENTIAL EXISTS FOR UNKNOWN UTILITIES NOT MARKED ON THE DRAWINGS

TO BE PRESENT WITHIN THE PROJECT AREA. THE PROJECT ENGINEER SHOULD BE

NOTIFIED IF SUCH UTILITIES ARE ENCOUNTERED.

5. CONTRACTOR SHALL BE RESPONSIBLE FOR PROTECTING ALL UTILITIES AND CULVERTS

THROUGHOUT CONSTRUCTION. ANY UTILTIES DAMAGED BY THE CONTRACTOR

SHALL BE RESTORED TO THEIR PRE-PROJECT CONDITION AT THEIR COST.

6. DURING THE COURSE OF CONSTRUCTION, THE CONTRACTOR IS RESPONSIBLE FOR

LOCATING AND PROTECTING NEWLY INSTALLED UTILITIES FROM DAMAGE WITHIN

THE PROJECT AREA. THE RESPONSIBILITY FOR LOCATING UTILITIES WILL BECOME

THAT OF THE CITY OF MONTROSE FOLLOWING FINAL ACCEPTANCE.

7. THE CONTRACTOR SHALL FAMILIARIZE HIMSELF WITH LOCAL CONDITIONS AND THE

SPECIFICATIONS OF THE GOVERNING ENTITIES AND EXAMINE THE SITE, MAKE TESTS,

AND PERFORM EXPLORATIONS DEEMED NECESSARY TO EVALUATE THE SURFACE

AND SUBSURFACE PHYSICAL CONDITIONS OF THE SITE IN ORDER TO PERFORM THE

WORK UNDER THE CONDITIONS THAT EXIST ON THE SITE, IN ACCORDANCE WITH

THE CONTRACT DOCUMENTS AND FOR THE CONTRACT PRICE.

8. THE CONTRACTOR SHALL PERFORM ALL WORK NECESSARY TO COMPLETE THE WORK

SHOWN ON THE PLANS OR DESCRIBED IN THE SPECIFICATIONS IN A MANNER

SATISFACTORY TO THE CITY'S DESIGNATED REPRESENTATIVE. UNLESS STATED

OTHERWISE, THE CONTRACTOR SHALL FURNISH ALL MATERIALS, EQUIPMENT, TOOLS,

LABOR, AND INCIDENTALS NECESSARY TO COMPLETE THE WORK.

9. IN CASE OF CONFLICT BETWEEN THE DRAWINGS, NOTES, AND SPECIFICATIONS, THE

ORDER OF AUTHORITY SHALL BE: FIRST, THE DRAWINGS; SECOND, THE NOTES;

THIRD, THE STANDARD SPECIFICATIONS.

10. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE ACCEPTANCE AND CONTROL OF

ALL SURFACE AND SUBSURFACE DRAINAGE AND GROUNDWATER ENTERING THE

PROJECT AREA. CONTRACTOR IS RESPONSIBLE FOR PROVIDING DEWATERING IF

NEEDED AT NO ADDITIONAL COST TO THE PROJECT. DEWATERING METHODS SHALL

BE APPROVED BY THE ENGINEER. THE CONTRACTOR SHALL OBTAIN A CONSTRUCTION

DEWATERING PERMIT FROM CDPHE FOR ALL CONSTRUCTION ACTIVITIES WHEN

NECESSARY.

11. EQUIPMENT STORAGE AND LAYDOWN AREAS USED BY THE CONTRACTOR SHALL NOT

INTERFERE WITH EXISTING BUSINESS PARKING, ACCESS, OPERATIONS OR EXISTING

SURFACE DRAINAGE.

12. CONSTRUCTION WATER IS AVAILABLE FROM SMALL BASE FLOWS IN THE H DRAIN OR

LOUTSENHIZER CANAL.

REMOVALS AND CLEARING

1. WHERE EXISTING ASPHALT PAVEMENT, CONCRETE PAVEMENT, OR CONCRETE

SIDEWALK IS TO BE REMOVED ADJACENT TO STRUCTURES, CONCRETE, OR ASPHALT

TO REMAIN, IT SHALL BE CUT FULL DEPTH TO A NEAT LINE. CONCRETE REMOVALS

SHALL BE TO THE NEAREST TOOL JOINT UNLESS NOTED OTHERWISE. USE OF A

WHEEL CUTTER, SAW, OR MILL CUT PARALLEL TO THE DIRECTION OF MILLING ARE

GENERALLY ACCEPTABLE METHODS FOR ACHIEVING THIS NEAT LINE.

2. THE CONTRACTOR SHALL BE RESPONSIBLE FOR DISPOSING OF ALL MATERIALS

REMOVED FROM THE SITE IN ACCORDANCE WITH APPLICABLE WASTE HANDLING

AND DISPOSAL LAWS. THE COST FOR HAULING AND DISPOSAL OF REMOVED

MATERIAL SHALL BE INCLUDED IN THE UNIT PRICE FOR THE ASSOCIATED BID ITEM

UNLESS SPECIFICALLY NOTED OTHERWISE.

EXCAVATION, BACKFILL, AND SPOILS

1. TYPE OF COMPACTION FOR THIS PROJECT SHALL BE AS FOLLOWS:

A. EXISTING SUBGRADE (GRANULAR)

PROCTOR) AT ±2% OMC

B. EXISTING SUBGRADE (FINE-GRAINED)

C. RE-USED NATIVE MATERIAL

D. AGGREGATE BASE COURSE (CLASS 2)

PROCTOR) AT ±2% OMC

E. AGGREGATE BASE COURSE (CLASS 6)

PROCTOR) AT ±2% OMC

90% MIN OF AASHTO T-180 (MODIFIED

SEE NOTE 2

SEE NOTE 3

95% MIN OF AASHTO T-180 (MODIFIED

95% MIN OF AASHTO T-180 (MODIFIED

2. EXCAVATIONS INTO NATIVE EXISTING FINE-GRAINED SOILS (THOSE COMPRISED

PRIMARILY OF PLASTIC CLAYS AND SILTS) SHALL BE PERFORMED USING AN

EXCAVATOR BUCKET WITH A FLAT PLATE WELDED OVER THE CUTTING EDGE OF THE

BUCKET AS TO MINIMIZE SUBGRADE DISTURBANCE. SOILS SHALL NOT BE

COMPACTED IN ANY MANNER THAT CAUSES DISTURBANCE OR PUMPING OF

SUBGRADE SOILS. ALL DISTURBED SUBGRADE SOILS (FROM EQUIPMENT TRACKING

OR OTHERWISE) AS DETERMINED BY THE ENGINEER SHALL BE REMOVED AND

REPLACED WITH CDOT CLASS 2 AGGREGATE BASE COURSE AT NO COST TO THE CITY.

3. RE-USED NATIVE MATERIAL SHALL BE MOISTURE CONDITIONED AS NECESSARY,

PLACED IN LIFTS, AND COMPACTED USING A SHEEPSFOOT TRENCH ROLLER. NO

TESTING SHALL BE REQUIRED.

4. MAXIMUM PRE-COMPACTION LIFT THICKNESS FOR ALL SOILS SHALL BE 8 INCHES

UNLESS APPROVED OTHERWISE.

5. CONTRACTOR SHALL THOROUGHLY MOISTURE CONDITION (BY WETTING OR DRYING

AS NEEDED AND MIXING THOROUGHLY) ALL BACKFILL MATERIALS PRIOR TO

PLACEMENT. WATERING OF LOOSE BACKFILL AFTER IT HAS BEEN PLACED IS

PROHIBITED. MOISTURE CONDITIONING OPERATIONS FOR IMPORTED BACKFILL

SHALL TAKE PLACE OUTSIDE OF THE PROPOSED ROADWAY FOOTPRINT UNLESS

APPROVED OTHERWISE.

6. THE DECISION TO BRACE OR SHORE ANY PIPE EXCAVATION SHALL BE THE

RESPONSIBILITY OF THE CONTRACTOR. HOWEVER, IF THE ENGINEER IS OF THE

OPINION THAT AT ANY POINT THE TRENCH WALLS ARE NOT PROPERLY SUPPORTED,

HE MAY ORDER THE PLACEMENT OF ADDITIONAL SUPPORTS BY, AND AT THE

EXPENSE OF, THE CONTRACTOR. COMPLIANCE WITH SUCH ORDER SHALL NOT

RELIEVE OR RELEASE THE CONTRACTOR FROM RESPONSIBILITIES FOR THE SAFETY OF

THE WORK.

7. ALL EXCAVATION WORK SHALL BE IN ACCORDANCE WITH STATE AND FEDERAL OSHA

REGULATIONS.

8. CONTRACTOR SHALL UTILIZE SHORING WHERE NECESSARY TO CONTROL THE WIDTH

OF TRENCH EXCAVATIONS. PAYMENT WILL NOT BE MADE FOR BACKFILL MORE THAN

12 INCHES BEYOND THE TRENCH WIDTHS SPECIFIED ON THE PLANS. ESTABLISHED

UNIT WEIGHTS BASED ON COMPACTION PROCTORS AND OBSERVED EXCESS VOLUME

WILL SERVE AS THE BASIS TO CALCULATE PORTIONS OF BACKFILL INELIGIBLE FOR

PAYMENT.

9. CONTRACTOR SHALL PROTECT EXISTING UTILITIES NEAR EXCAVATIONS DURING

CONSTRUCTION. EXCAVATIONS NEAR EXISTING PIPES AND UTILITIES SHALL BE

PERFORMED USING HAND TOOLS IN ORDER TO PREVENT DAMAGE.

10. PRECIPITATION RUNOFF AND CONSTRUCTION WATER SHALL BE CONTROLLED SUCH

THAT WATER IS NOT ALLOWED TO ACCUMULATE IN THE EXCAVATIONS, IN

PAVEMENT AREAS, OR BASE COURSE LAYERS. PONDED WATER SHOULD BE

REMOVED AND ANY BEARING SOILS THAT BECOME SATURATED OR SOFTENED

REMOVED AND REPLACED PRIOR TO PLACEMENT OF OVERLYING FILL, CONCRETE, OR

PAVEMENTS.

11. ALL EXCAVATED MATERIALS NOT APPROVED FOR RE-USE, LOOSE SOILS, SOFT SOILS,

ORGANIC MATERIALS, DEBRIS, FROZEN SOIL, ICE, AND OTHER DELETERIOUS

MATERIALS SHOULD BE REMOVED FROM EXCAVATIONS PRIOR TO PLACEMENT OF

OVERLYING FILL, CONCRETE, OR PAVEMENTS.

12. IF UNSTABLE GROUND IS ENCOUNTERED IN TRENCHES, 1-1/2" TRENCH

STABILIZATION ROCK MAY BE USED TO STABILIZE THE BOTTOM OF THE TRENCH

PRIOR TO INSTALLATION OF PIPELINES WHERE APPROVED BY THE PROJECT

ENGINEER. PAYMENT WILL BE MADE BY THE TON OF ROCK ACCORDING TO THE BID

FORM AND SHALL INCLUDE THE OVEREXCAVATION AND REMOVAL OF UNSUITABLE

MATERIAL.

CONCRETE AND REINFORCEMENT

1. ALL CONCRETE SIDEWALK RESTORATION TO BE PERFORMED BY CITY OF MONTROSE.

EROSION CONTROL

1. CONTRACROR SHALL MAINTAIN A CLEAN WORKSITE AT ALL TIMES AND CLEANUP

ANY MUD OR TRACKOUT IMMEDIATELY. A CONSTRUCTION STORMWATER PERMIT

WITH THE COLORADO DEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT IS NOT

REQUIRED FOR THIS PROJECT.

SURVEYING AND PROJECT LAYOUT

1. PIPE END LOCATION AND ELEVATION STAKEOUT WILL BE PROVIDED BY CITY OF

MONTROSE. CONTRACTOR IS RESPONSIBLE FOR ALL OTHER PROJECT SURVEYING

REQUIRED TO CONSTRUCT PROJECT COMPONENTS.

STREETS

1. ALL STREET RESTORATION TO BE PERFORMED BY CITY OF MONTROSE.

STORM SEWER

1. CONTRACTOR SHALL VERIFY ALL INVERT ELEVATIONS, UTILITY CROSSING ELEVATIONS,

AND DESIGN SLOPES PRIOR TO LAYING OF PIPE. ANY DISCREPANCIES OR CONFLICTS

SHALL BE REPORTED TO THE ENGINEER FOR CORRECTION. THE CITY SHALL NOT BE

RESPONSIBLE FOR ANY ADDITIONAL COSTS INCURRED AS A RESULT OF THE

CONTRACTOR'S FAILURE TO VERIFY THE INVERT ELEVATIONS AND DESIGN SLOPES

PRIOR TO CONSTRUCTION OF THE STORM LINE.

2. FINAL TIE IN OF THE STORM LINE WILL REQUIRE BYPASS PUMPING OF EXISTING

FLOWS WIHTIN THE PIPE (< 200 GPM).

3. ALL STORM SEWER LINES SHALL BE LAID TO LINE AND GRADE UTILIZING A

CALIBRATED PIPE LASER WITH AN EXTERNAL COOLING FAN.

4. THE STORM LINE WILL BE INSPECTED BY THE CITY USING A TV CAMERA FOLLOWING

COMPLETION AND PRIOR TO PAVING OF THE ROADWAY. ANY DEFICIENCIES

IDENTIFIED DURING THIS INSPECTION SHALL BE REPAIRED BY THE CONTRACTOR AT

NO COST TO THE CITY. CONTRACTOR SHALL PROVIDE A FLUSH OF WATER IN THE

LINE PRIOR TO THIS INSPECTION AS TO ALLOW FOR EASY IDENTIFICATION OF ANY

BELLYS IN THE ALIGNMENT.

5. TIE-IN TO EXISTING MANHOLES SHALL BE PERFORMED BY EXPANDING THE MANHOLE

OPENING AS NECESSARY AND GROUTING THE ANNULUS USING DAYTON RECRETE 10

MINUTE OR APPROVED EQUAL NON-SHRINK GROUT.

6. ADS PIPE AND FLARED END SECTION TO BE PROVIDED BY CITY OF MONTROSE.

CONTRACTOR SHALL BE RESPONSIBLE FOR SHUTTLING PIPE AND FES FROM THE

PUBLIC WORKS SHOP AT 1221 6450 ROAD TO THE PROJECT SITE.

TRAFFIC CONTROL

1. THE CONTRACTOR SHALL PREPARE A TRAFFIC CONTROL PLAN FOR APPROVAL BY THE

CITY PRIOR TO MOBILIZATION.

2. ALL TRAFFIC CONTROL SHALL BE IN ACCORDANCE WITH THE MOST RECENT VERSION

OF THE MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES (MUTCD)

3. CONTRACTOR SHALL PERFORM ROUTINE INSPECTIONS OF TRAFFIC CONTROL AS

NECESSARY TO MAINTAIN SAFE AND EFFECTIVE TRAFFIC CONTROL IN COMPLIANCE

WITH MUTCD STANDARDS AND THE APPROVED TRAFFIC CONTROL PLAN.

4. IRIS COURT IS A DEAD-END CUL-DE-SAC AND THE PRIMARY ENTRANCE TO COLORADO

WEST CHRISTIAN SCHOOL (CWCS) IS SITUATED IMMEDIATELY ALONGSIDE THE

PROJECT AREA. AS A RESULT, IT WILL BE NECESSARY TO MAINTAIN ACCESS TO BOTH

IRIS COURT AND THE CWCS THROUGHOUT CONSTRUCTION. IT IS EXPECTED THIS

WOULD BE ACCOMPLISHED BY CONSTRUCTING THE NEW PIPE HALF AT A TIME TO

ALLOW TRAFFIC TO PASS ON THE INACTIVE SIDE OF THE PROJECT. CWCS DROPOFF IS

AROUND 8 AM AND PICKUP AROUND 3 PM.

SITE RESTORATION

CONTRACTOR IS RESPONSIBLE FOR GRADING ALL DISTURBED AREAS SMOOTH, RESTORING

ANY DISTURBED FENCING, RESTORATION OF LANDSCAPING COBBLE WITHIN THE PROJECT

AREA, AND FINAL PROJECT CLEANUP. THE CITY OF MONTROSE WILL PERFORM ALL

REQUIRED SIDEWALK REPLACEMENTS AND ASPHALT PATCHING FOR THE PROJECT

FOLLOWING BACKFILL TO MATCH ADJACENT GRADE BY THE CONTRACTOR.

A ISSUED FOR BID

SAM

12/8/2025

REVISIONS

CITY OF MONTROSE

ENGINEERING DEPARTMENT

1221 64.50 RD.

MONTROSE, CO 81401

PH: 240-1480 FAX: 252-4780

WWW.CITYOFMONTROSE.ORG

DATE:

JOB NO:

DRAWN:

DESIGN:

CHECKED:

SCALE:

12/8/2025

25.27.1

SAM

SAM

RDC

AS SHOWN

IRIS COURT

EMERGENCY CULVERT REPLACEMENT

MONTROSE, COLORADO

COVER SHEET AND NOTES

Sheet:

1

Of:

2

RESTORE FENCE

UPON COMPLETION

DAYLIGHT TO CANAL WITH ADS FLARED END

SECTION, SHAPE CANAL AROUND FES, AND

ARMOR APPROX 8'x10' APRON WITH 8"

MINUS ANGULAR RIP RAP, 12" THICK.

INVERT ELEV: 5896.79'

FES PROVIDED BY CITY.

REMOVE SIDEWALK AND DAYLIGHT

POWER AND COMM LINES APPROX. 20'

EACH WAY AS NECESSARY TO CREATE

ENOUGH SLACK TO OBTAIN APPROX. 3"

CLR OVER TOP OF NEW ADS PIPE.

BACKFILL AND COMPACT RE-USING

NATIVE SOILS. CITY TO RESTORE

SIDEWALK.

INSTALL NEW ADS PIPE ALONG

ALIGNMENT SHOWN. MAINTAIN

ACCESS TO IRIS COURT AND COLORADO

WEST CHRISTIAN SCHOOL

THROUGHOUT CONSTRUCTION. PIPE

AND FLARED END SECTION TO BE

PROVIDED BY CITY AND AVAILABLE AT

CITY SHOP.

90 LF 30@" A2D.1S5N%-12 WT

DETERAIOBRAANTDEODN3E0D" BCYMCPITTYO BE

RESTORE COBBLE

LANDSCAPING

UPON COMPLETION

STUDENT PICKUP/DROPOFF

EXIT

EXISTING 24" ADS TO REMAIN

PENETRATE EXISTING INLET BOX

AND GROUT ANNULUS. REFORM

AS NEEDED. INVERT ELEV. 5898.70'

BYPASS EXISTING CULVERT FLOWS

(<200 GPM) AS NEEDED FOR TIE-IN

STUDENT PICKUP/DROPOFF

ENTRANCE

COLORADO WEST

CHRISTIAN SCHOOL

EXISTING STORM DRAIN

ABANDONMENT AND

HEADWALL

RECONFIGURATION BY

CITY OF MONTROSE

SUNNYSIDE RD

PLAN

WEST

5910'

5905'

5900'

OHWM

ELEV: 5900.2'

5895'

RESTORE FENCE

UPON COMPLETION

DAYLIGHT TO CANAL WITH ADS FLARED END

SECTION, SHAPE CANAL AROUND FES, AND

ARMOR APPROX 10'x10' APRON WITH 8"

MINUS ANGULAR RIP RAP, 12" THICK.

INVERT ELEV: 5896.79'

FES PROVIDED BY CITY.

REMOVE SIDEWALK AND DAYLIGHT

POWER AND COMM LINES APPROX. 20'

EACH WAY AS NECESSARY TO CREATE

ENOUGH SLACK TO OBTAIN APPROX. 3"

CLR OVER TOP OF NEW ADS PIPE.

BACKFILL AND COMPACT RE-USING

NATIVE SOILS. CITY TO RESTORE

SIDEWALK.

3" ELEC

2" COMM

3" OR 4" COMM

5890'

0+00

0+10

0+20

0+30

0+40

0+50

0+60

NOTE:

ALL UTILITY LOCATIONS SHOWN ON PROFILE DRAWING ARE

BASED ON POTHOLING AND SURVEY PERFORMED IN NOVEMBER

2025.

PROFILE

90 LF 30" ADS N-12 WT

@ 2.15%

(PIPE SUPPLIED BY CITY)

8" WATER

12"± CLR

0+70

0+80

2022 AERIAL

REFERENCE DRAWINGS

A ISSUED FOR BID

SAM

12/8/2025

EXISTING

GROUND

8" SEWER

5'± CLR

0+90

1+00

REVISIONS

EAST

5910'

RESTORE COBBLE

LANDSCAPING

UPON COMPLETION

5905'

5900'

3" GAS

14"± CLR

PENETRATE EXISTING

INLET BOX AND GROUT

ANNULUS. REFORM AS

NEEDED. INVERT ELEV.

5898.70'

1+10

5895'

5890'

1+20

EXISTING PAVEMENT.

APPROX. 3" THICK.

SAW CUT TO NEAT LINE

FULL DEPTH

VARIES 18"

TO 36"

30" ADS N-12 WT

PIPE

(SUPPLIED BY CITY)

6" (TYP.)

48"

TYPICAL TRENCH

CDOT CLASS 6 ABC COMPACTED PER

GENERAL NOTE SHEET. FILL FLUSH WITH

ADJACENT PAVEMENT. CITY TO

PERFORM ASPHALT PATCHING AND

SIDEWALK RESTORATION FOLLOWING

COMPLETION OF PIPE PROJECT.

WARNING TAPE

CDOT FLOWABLE FILL

PLACE IN TWO LIFTS AND

SUPPORT AS NEEDED TO AVOID

FLOTATION/SUPPORT BOTTOM

OF PIPE. ENSURE FULL CUTOFF

AT EACH END TO LIMIT WATER

FLOW ALONG OUTSIDE OF PIPE.

1 12" MINUS BALLAST ROCK WHERE

REQUIRED IN UNSTABLE TRENCH

BOTTOM. THICKNESS AS REQUIRED FOR

STABLE BOTTOM AS DIRECTED BY

ENGINEER.

CITY OF MONTROSE

ENGINEERING DEPARTMENT

1221 64.50 RD.

MONTROSE, CO 81401

PH: 240-1480 FAX: 252-4780

WWW.CITYOFMONTROSE.ORG

DATE:

JOB NO:

DRAWN:

DESIGN:

CHECKED:

SCALE:

12/8/2025

25.27.1

SAM

SAM

RDC

AS SHOWN

IRIS COURT

EMERGENCY CULVERT REPLACEMENT

MONTROSE, COLORADO

PROJECT PLAN

Sheet:

2

Of:

2

Commodity Codes

• NAICS 237310Highway, Street, and Bridge Construction

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