Project Information

Bid Title

Precast Reinforced Concrete Box Culvert (C-1868)

Issuing Agency

Montrose County

Location

Colorado

Published Date

Apr 1, 2026

Closing Date

Apr 28, 2026

Government Level

State & Local

Status

Closed

Original Source

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Bid Documents

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Project Description

Bid Title:	Precast Reinforced Concrete Box Culvert (C-1868)
Category:	Construction & Maintenance
Status:	Open

Description: Montrose County is accepting sealed bids from qualified manufacturers for a precast reinforced concrete box culvert. The box culvert will used for a culvert replacement project on Ida Road, located approximately 4 miles northeast of Montrose, Colorado. Publication Date/Time: 4/1/2026 12:00 AM Closing Date/Time: 4/28/2026 2:00 PM Contact Person: For further information, please contact Rich Rivera at 970-252-7009 or at rrivera@montrosecounty.net. Any bid questions must be received by 2 pm local time, April 21, 2026. Related Documents: 2026 Package C-1868 RCB (BEI Review) Purchase Agreement Sample - C-1868 Ida Rd

Attachment Preview

INVITATION TO BID

Bid Package

Montrose County

Precast Reinforced Concrete Box Culvert

(C-1868) Ida Road

Bids Due and Opening

April 28, 2026

Time: 2:00 p.m.

Montrose County Public Works Office

63160 LaSalle Rd

Montrose, CO 81401

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General Bid Information

Montrose County is accepting sealed bids from qualified manufacturers for a precast reinforced

concrete box culvert. The box culvert will used for a culvert replacement project on Ida Road,

located approximately 4 miles northeast of Montrose, Colorado.

Bid Packages can be downloaded from Montrose County’s web site using the following link:

https://www.montrosecounty.net/Bids.aspx. For further information, please contact Rich Rivera

at 970-252-7009 or at rrivera@montrosecounty.net

Bidder Instructions

Submitted bids must be enclosed in a sealed opaque envelope marked “Precast Reinforced Box

Concrete Culvert C-1868 Ida Road Bid” with the name of the bidder and delivered to Montrose

County Public Works, Attn: Brandon Wallace, 63160 LaSalle Rd, Montrose, CO 81401, no later

than 2:00 p.m. local time, April 28, 2026. The bids will be opened immediately thereafter and

read aloud. Bids received after the time due will not be considered and will be returned to the

bidder un-opened.

Bids are to be submitted on the Bid Forms included within the bid package. Bidder must provide

the Unit Bid Price, Extended Bid Price and Total Bid Price on the Bid Schedule Form. In case of

discrepancy on the Bid Schedule Form, the Unit Bid Price governs.

Any bid questions must be received by 2 pm local time, April 21, 2026.

Any modifications to the Invitation to Bid package will be an Addendum and posted to the County

website by 2 pm, April 23, 2026 and distributed to all known bidders. It is the responsibility of the

bidder to verify if an addendum has been issued. Bidder shall acknowledge Addenda in the Bid

and Addenda Acknowledgment section of the Bid Form.

General Conditions

All bids shall be irrevocable for 45 days from the date of the bid opening.

The successful bidder will be issued a Purchase Order.

Payment to Contractor will be made upon delivery of the box culvert to the project site and

approval of invoice. Payment will follow normal County payment processing cycles for issuance

of checks.

Awarding of Bid

Award may be made to the lowest responsive, responsible bidder meeting applicable county and

state procurement requirements. In reviewing the bids received, the County reserves the right to

reject, for any reason whatsoever, any and all bids, and to waive any informality or irregularity in

a bid. The County reserves the right to accept the bid that provides the best value to the County in

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the County’s sole discretion. The County reserves the right to make a determination in the County’s

sole discretion as to the sufficiency of qualifications of any bidder. The action to award a contract

is subject to approval by the Board of County Commissioners. The submission of a bid does not

in any way commit the County to enter into an agreement or contract with that bidder.

Bidder must identify for non-disclosure purposes, any information contained within the proposal

that is proprietary in nature or protected by copyright, trademark, or other intellectual property

law. Montrose County will maintain confidentiality of such materials to the extent permitted by

law, the County is subject to the provisions of the Colorado Open Records Act (CORA), C.R.S.

24-72-201, et seq., and cannot therefor guarantee that any materials provided will not be produced

in response to a CORA request.

It is anticipated that award of the contract will be made within two (2) weeks of the bid opening.

All bidders will be notified of the Commissioners decision. Within three weeks of award, any

required submittals will be due. A purchase order will be used for authorization to proceed.

Schedule of the Work

• The box culvert will replace culvert C-1868 at the West Loutsenhizer Drainage Ditch.

The existing culvert is undersized.

• The culvert replacement project is scheduled to be completed after irrigation season,

which typically ends November 1st.

• The anticipated date of delivery of the box culvert shall be included on the bid.

Requirements of Successful Bidder

• Provide complete structural design including plans stamped by a Colorado Registered

Professional Engineer.

• Manufacturer’s in-house specifications controlling production of this type of structure.

• Manufacturer’s quality control / quality assurance methods and procedures.

• Manufacturer’s standard concrete testing protocol.

• Manufacturer’s standard joint detail between adjacent box segments.

• Assurance that manufacturer has sufficient trucking capacity be able to deliver all precast

components within a 48-hour period.

• Furnish a completed Form W-9 “Request for Taxpayer Identification Number and

Certification”.

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Additional Terms and Scope of Services

1. Contractor shall deliver the precast concrete box culvert sections to the culvert project site

on Montrose County Carnation Road, located approximately 4 miles northeast of

Montrose, Colorado.

2. The culvert site is located on Ida Road, which is a paved county road. Ida Road can be

accessed from U.S. Highway 50. The site is approximately 1.4 miles east of U.S. Highway

50.

3. A special load transport permit is required by Montrose County for loads more than 16 feet

wide, 16 feet high or 110 feet long. The cost of the County special load transport permit

will be waived by the County for this project if the delivery load exceeds the County

dimension thresholds.

4. If the delivery date stated in the bid is not met, the County may assess liquidated damages

against the Contractor in the amount of $300.00 for each calendar day beyond the stated

delivery date on the bid form.

5. Montrose County representative may inspect box sections prior to delivery.

Attachment “A” – Specifications for Precast Reinforced Concrete Box Culvert

1. Manufacturer shall provide structural design for the Precast Box Culvert in accordance

with the following criteria:

a. Traffic Loading: AASHTO HL 93

b. Dead Loading: Depth of aggregate backfill of 5 to 7 feet

c. Design Standard: ASTM C-1577-17: AASHTO - LRFD

d. Inside dimensions of the culvert shall be 15 feet wide by 5 feet high and the flow

line length shall be 52 feet, pending the final engineered design.

e. Exterior dimensions (based upon wall, floor, & lid thickness) shall be determined

by the structural engineer.

f. Concrete shall be Type I/II sulfate resistant Portland cement.

g. Minimum clear cover on reinforcement shall be 1½ inches on all surfaces except

the top deck, which shall have 2 inches minimum clear cover. Concrete clear

cover on reinforcing shall not be less than ACI minimum values.

h. Epoxy coated reinforcement is not desired.

i. Design shall be stamped & signed by a Colorado Registered Professional

Engineer.

2. Manufacturer shall provide #4 x 2’ 0” Dayton D-101-A female dowel bar splicers in two

rows, at 12” on-center in each row for the sidewalls and top slab of the box, similar to the

diagram below. The bottom slab shall have #5 x 2’-0” Dayton D-101-A dowels at 12

inches on-center. Dowel bar splicers shall be placed around the entire perimeter of each

end section to develop reinforcing with the cast-in-place apron, headwall and wingwalls.

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Commented [CB1]: Suggest updating this description since Ida

isn’t access directly from Hwy 50. 6400 Road may be the best truck

route?

Shop drawings shall detail cast-in-place anchors for rebar extensions into the entrance

and discharge slabs and headwalls. Manufacturer shall provide matching threaded dowels

for attachment to the cast in place anchors. Wall and top slab dowels shall be 24 inches

long, and bottom slab dowels shall be 30 inches long (not including threaded length).

3. The structural engineer shall provide structural drawings and a report detailing the

engineer’s methods, assumptions, and results of the structural analysis for review by the

County.

4. Manufacturer shall submit shop drawings for review by County prior to ordering

reinforcing steel and specialty components.

5. Manufacturer shall determine the longitudinal dimension of individual segments of the

box culvert based on highway transport weight limit criteria.

6. Manufacturer shall test concrete during casting operations in conformance with

manufacturer’s testing protocol as provided to, and approved by, the County.

7. Manufacturer shall provide County with copies of all materials testing results generated

during the manufacturing process.

8. Manufacturer shall provide lifting and installation anchors in the precast components to

facilitate installation of the structure. The County has lifting hardware to connect with

lifting and installation anchors for use during installation.

9. Manufacturer shall provide joint sealing materials in conformance with the approved

shop drawings.

10. Manufacturer’s price shall include delivery of the precast box culvert segments to the job

site. Manufacturer shall provide a sufficient trucking capacity to deliver all precast

components to the site within 2 working days. Delivery shall be provided at intervals

through the course of the delivery in accordance with a schedule to be provide by the

installation supervisor.

11. Precast reinforced concrete box culvert sections shall be new.

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Commodity Codes

• NAICS 237310Highway, Street, and Bridge Construction
• NAICS 237990Other Heavy and Civil Engineering Construction
• NAICS 238110Poured Concrete Foundation and Structure Contractors
• NAICS 238120Structural Steel and Precast Concrete Contractors
• NAICS 327390Other Concrete Product Manufacturing

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