Project Information

Bid Title

TRANSIT DRYWELL MANHOLE REPAIR

Issuing Agency

Summit County

Location

Colorado

Published Date

Mar 12, 2026

Closing Date

Mar 25, 2026

Government Level

State & Local

Status

Closed

Original Source

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Bid Inquiries

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Bid Documents

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Project Description

TRANSIT DRYWELL MANHOLE REPAIR

View RFP

SUMMIT COUNTY FACILITIES MAINTENANCE DEPARTMENT

REQUEST FOR PROPOSALS

TRANSIT DRYWELL MANHOLE REPAIR

The Summit County Facilities Maintenance Department is seeking proposals from qualified professionals for drywell manhole repair services. The best proposal will be selected based on qualifications, relevant experience, schedule, and cost.  Submit questions regarding the proposals to wayne.byrne@summitcountyco.gov . The pre-bid meeting for this project is posted on the Summit County website.

Said proposals will be accepted by Electronic Submission (preferred) to wayne.byrne@summitcountyco.gov and kim.weiers@summitcountyco.gov or by hardcopy proposals until 2:00 PM MST/MDT, March 25, 2026.  Proposals received after 2:00 PM MST/MDT, will not be accepted.

At said time and place, all proposals that have been duly received will be publicly opened and read aloud. The Contract will be awarded to the lowest responsible bidder who best meets the requirements of Summit County and the public interest.

The Summit County Board of County Commissioners reserves the right to reject any or all proposals, to waive irregularities or informalities, and to conduct such investigations or negotiations as it deems necessary to select the most responsible and responsive proposal.

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FACILITIES MAINTENANCE

970.668.4229 ph

summitcountyco.gov

PO Box 68

Breckenridge, CO 80424

REQUEST FOR PROPOSAL

Bid Number: FM 2026 - 09

TRANSIT DRYWELL MANHOLE REPAIR

For Summit County Facilities

PORPOSAL DUE: 03/31/2026

no later than 2:00 PM

REQUEST FOR PROPOSALS

RFP NO.: FM 2026 - 09

PRE-BID MEETING All interested firms are encouraged to attend the pre-bid meeting on March 25,

2026, at 10:00 AM MST/MDT. The meeting will be held in the Mount Royal conference room at the

Summit County Commons, located at 37 Peak One Drive, Frisco, Colorado 80443.

PROPOSALS for Summit County Government will be received no later than March 31, 2026, by 2:00

PM MST/MDT in the Facilities Maintenance Department. Proposals are to be emailed to both

wayne.byrne@summitcountyco.gov and kim.weiers@summitcountyco.gov

Bid opening will be held April 1, 2026, at 10:00 AM MST/MDT at the Summit County Commons,

Facilities Department Conference Room located at 37 Peak One Drive, #238, Frisco, Colorado 80443.

Any questions regarding this Request for Proposal should be directed to Mark Fisher at

mark.fisher@summitcountyco.gov and Wayne Byrne at wayne.byrne@summitcountyco.gov.

All interested firms are invited to submit a proposal in accordance with the terms and conditions stated

in this Request for Proposal.

SUMMIT COUNTY

Wayne Byrne

WAYNE BYRNE

FACILITIES MAINTENANCE DIRECTOR

2|Page

REQUEST FOR PROPOSALS

for

TRANSIT DRYWELL MANHOLE REPAIR

03/13/2026

Proposals Due:

March 31, 2026, by 2:00 PM MST/MDT

Overview

Summit County Government (“County”) is soliciting bids from qualified contractors to provide services for the

following

Specifications

SUMMIT COUNTY GOVERNMENT

TRANSIT DRYWELL MANHOLE REPAIR

DESCRIPTION OF WORK

General

Summit County Government is seeking proposals to repair existing drywell manholes at the Transit facility. Items, materials,

and equipment pertaining to this project shall include the following:

A. Demolition

B. Material Selection

C. Manhole Repair/Reassembly

D. Base Course

E. Asphalt Patching

F. Traffic Control and Barricading

G. Submittals

H. Scheduling

I. Bonds

J. Contractor Responsibilities

K. Furnished Items

Location of Work

Transit Facility, physical address: 222 County Road 1003, Frisco CO 80434.

Scope Details

The selected contractor shall provide best practice, methods, and means to provide labor, equipment and all other

incidentals necessary to provide services to remove and replace 3 manhole concentric cones on 3 separate drywell

systems around the Transit Facility. Great care shall be taken during this project to not compromise the drywell

drainage system

A. Demolition

1. Saw cut asphalt approximately 10’ x 10’ around each of the 3 drywell manholes requiring repair and

maintenance 1. (1) to the North of the building, 2. (1) NW corner of building, 3. (1) SW corner of building, as

represented in plan P2.1 supplied in request for proposal documents. Remove asphalt debris and dispose offsite

at contractor’s expense.

2. Expose and remove manhole ring, riser rings, and cover, clean and set aside to be used for reassembly

3. Excavate around top section of concrete concentric cone section of each of the 3 drywells and remove concrete

concentric cone section and dispose of offsite at contractor’s expense

4. Set excavation spoils aside to be reused for backfilling of completed repairs for this project

3|Page

B. Material Selection

1. Reinforced precast 48” x 30” concrete conical manhole sections to be used for replacement of existing failed

system. All reinforced precast must meet the American Society for Testing and Materials standard specification

for circular precast reinforced concrete manhole sections (ASTM C-478)

2. Butyl joint sealant tape to be used between riser sections, installation to follow manufacturers guidelines and

conform to American Association of State Highway and Transportation Officials (AASHTO M198) joints for

circular concrete

3. Class 6 road base to be used for base course of asphalt

4. Grade SX, PG58-28 hot mix asphalt to be for planned asphalt patches of the 10’ x 10’ excavated repair areas at

the 3 drywell locations.

C. Manhole Repair/Reassembly

Great care will be adhered to while reassembly is occurring to ensure drywell drainage system integrity is not

compromised during the repair process

Precast Manhole Sections

1. Install concrete manhole sections, joints, and gaskets in accordance with manufacturer's printed

recommendations.

2. Install precast adjustment rings above tops of cones or flat-top sections as required to adjust finished elevation

and to support manhole frame.

3. Seal any lifting holes with non-shrink grout.

4. Precast concrete grade rings shall be permitted to achieve the required grade. Grade rings shall not be permitted

to more than 12-inches.

5. External joint wrap all riser joints to ensure seal. No grout is permitted on the interior of manhole riser joints.

6. Provide sealing materials between precast concrete adjustment ring and manhole cover frame in accordance

with ASTM C443.

Manhole Frame and Adjustment Rings

1. Combine precast concrete or HDPE high density polyethylene manhole adjustment rings so elevation of insta

led casting cover matches pavement surface. Seal between concrete adjustment ring and precast top section with

non-shrink grout; do not use mortar between adjustment rings. Apply latex-based bonding agent to precast

concrete surfaces joined with non-shrink grout. Set cast iron frame on adjustment ring in bed of pre-approved

sealant material. Install sealant bed consisting of two beds of sealant, each bead having minimum dimensions of

1/2 -inch and ½-wide.

2. Wrap manhole frame and adjustment rings with pre-approved external sealing material, minimum 3-inches

beyond joint between ring and frame and adjustment rings and precast section.

Backfill

1. Place and compact excavated backfill materials in the areas of excavation surrounding manholes in accordance

with requirements of Section 31 23 33 – Trenching and Backfilling.

2. Fill materials should be placed in lifts no greater than 8” (loose thickness) at the proper moisture level content

and compacted prior to the placement of the next lift.

3. Compact backfill material to achieve 95% compaction rate, while keeping manhole sections from shifting from

plumb and level

Protection

1. Protect manholes from damage until Work has been accepted. Repair damage to manholes at no additional cost

to OWNER.

D. Base Course

1. A 4” base course of class 6 road base will be applied over smooth and compacted subgrade at the proper

moisture level content. Compact to achieve 95% compaction leaving no less than 4” to finish grade for final

asphalt.

E. Asphalt Patching

1. A 10’ x 10’ asphalt saw cut will be made to facilitate excavation of drywell manholes selected for maintenance

and repair.

4|Page

2. A 4” depth of Grade SX, PG58-28 (surface mix, performance grade) hot mix asphalt to be used for planned

asphalt patch

3. Screed new asphalt from existing asphalt edges while maintaining parking lot slope with no more than ¼

variance and no more than a 3/16 depression will be accepted

4. Joints: Longitudinal and transverse joints shall be well bonded and sealed. Joints shall be painted with cutback

asphaltic cement where necessary to obtain this result. In making the joint along any adjoining edges such as

curb, gutter or an adjoining pavement

5. Final compaction will be completed with a vibratory roller to achieve a density target of 92%-97%. Final

product to be smooth and seamless with no roller marks left in surface

F. Quantities

1. An approximate calculation has been completed for the components to be bid for this project. These quantities

are represented in the provided bid tab

2. The awarded contractor is responsible for field verifying these measurements, any additional measurements, or

suggested overage to complete bid.

G. Traffic Control and Barricading

1. Mobilization, traffic control and all necessary tools, equipment and labor costs incidental to the preparation of

the surface prior to the installation of new concrete will not be paid for separately but shall be included in the

work. The CONTRACTOR shall provide all lights, signs, barricades, flagmen or other devices necessary to

provide for public safety. Contractor shall also use necessary barricades, signage, traffic control and other

suitable means to protect work during the project. Work that is damaged within the first 24hours of placement

shall be replaced at contractor’s expense.

2. Contractor shall maintain adequate access to parking lots and travel lanes for public and employees during the

project.

3. All excavations areas shall be properly barricaded to ensure pedestrian and vehicle safety

H. Submittals

1. Selected contractor will be required to submit manufactures data and details for the concrete reinforced conical

manhole replacement structures

I. Scheduling

1. This project is slated for the 2026 summer season.

2. Upon awarded contract, the Contractor and Facilities Department will jointly develop a project schedule and

agree upon that schedule prior to commencement of any work.

3. Any changes to schedule or deadlines will be approved by the Contractor and Facilities Department in writing.

4. Work can be completed during business hours, after hours, or weekends, May-September

J. Bonds

Pay and performance bonds will be required when proposal costs exceed $50,000

K. Contractor Responsibilities

1. Scheduling material deliveries, equipment, and personnel is the contractor’s responsibility.

2. Contractor is responsible for all, or any lost material during this project. Including material losses from weather

conditions, traffic delays, broken or failure of application equipment, and staffing issues.

3. Contractor is responsible for the protection of all building infrastructure directly affected by drywell repair, to

include but not limited to, windows, doorways, building cladding, utilities, brick veneers, and existing handrails

4. Contractor is responsible for all public and private utility locates.

5. Contractor is responsible for all applicable permits.

6. Contractor is responsible for the post-project cleanup of parking lot and drives of all debris.

7. Contractor is responsible for the removal and hauling off site of all removed concrete and asphalt.

L. Furnished Items

1. Facilities will provide a representative to assist contractor with schedules, workflow and staging of project

5|Page

Commodity Codes

• NAICS 237110Water and Sewer Line and Related Structures Construction

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