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This Solicitation opportunity from Colorado was posted on June 20, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Prairie Run Open Space Southwest Cluster Construction Project

Closed
RFP-184-25State & Local

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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NAICS: 237310
New
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Solicitation # 8003R1
Kiewit Infrastructure West Co. is soliciting sub-quotes for the North Hollywood Central Remediation Well Collector Line project, an infrastructure initiative for the City of Los Angeles Department of Water and Power located in California. The comprehensive scope of work includes underground construction such as tunneling, boring, jacking, and micro tunneling, as well as site preparation activities including land surveying, subsurface investigation, shoring, and site clearing. Additional requirements encompass surface improvements like asphalt paving, landscaping, and the installation of traffic signs and lighting, along with environmental support services including storm water pollution prevention and quality control. This solicitation is open to qualified Small Business, Women-Owned Small Business, and Disadvantaged Business Enterprise subcontractors and suppliers. Responsive bidders must hold a valid California Contractor's license and provide acceptable insurance. Furthermore, subcontractors and material contractors are required to provide bonding for 100 percent of their contract value, with bond premiums reimbursed by Kiewit. Interested parties must submit their quotes via the Building Connected system by the deadline of November 18, 2025. Project plans and specifications are available for review at the Kiewit office in Santa Fe Springs, California.
Kiewit Infrastructure West Co.

POSTED

31 minutes ago

DEADLINE

in 23 days
NAICS: 237310
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ENG HSIP Cycle 12 Butterfield Rd Pedestrian Crossing and 2025 Countywide Drainage Project
Solicitation # 2025-24/2025-28
The HSIP Cycle 12 Butterfield Rd Pedestrian Crossing and 2025 Countywide Drainage Project (Project No. 2025-24/2025-28) is a public works solicitation issued by the County of Marin Department of Public Works. Located at the intersection of Irving Drive and Butterfield Road in unincorporated San Anselmo, California, the project scope includes the installation of two crosswalks, ADA-compliant concrete landings, Rectangular Rapid Flashing Beacons (RRFBs), and two bioretention basins. Additional work consists of minor grind and pave operations, traffic striping, and pavement markings. The engineer's estimate for the project is $550,000, with a required completion timeline of 35 working days. Bids must be submitted electronically via BidExpress by October 27, 2026. To be eligible, bidders must possess a valid Class A license and be registered with the Department of Industrial Relations (DIR) to perform public work. Submission requirements include a bid security of 10% of the base bid, a bidder's qualification statement, and various certifications, including compliance with CARB Off-Road Diesel-Fueled Fleets Regulations and federal debarment and suspension certifications. The contract award will be based on budget requirements and granted to the responsible and responsive bidder with the lowest total base bid. The project is governed by the 2025 Caltrans Standard Specifications (Divisions II through XII), the 2024 Green Book, and 2018 Marin Uniform Construction Standards. Contractors are required to provide a baseline schedule within 15 days of contract execution and maintain a comprehensive Quality Control program. Payment is processed monthly via payment requests submitted to the Engineer, with change order bills submitted through the Department's internet billing system. The contract also mandates strict adherence to prevailing wage rates per Labor Code Sec. 1720 et seq. and full compliance with ADA and Section 504 accessibility standards.
County of Marin

POSTED

1 day ago

DEADLINE

in 2 days
NAICS: 237310
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SLED
RFB - REPAIR, REPLACEMENT, AND CONSTRUCTION OF SELECTED CONCRETE SIDEWALKS, CURBS, AND GUTTERS (FY24-25)
Solicitation # BPM013439
The County of San Diego Department of Public Works is soliciting bids for the repair, replacement, and construction of selected concrete sidewalks, curbs, and gutters for the FY24-25 period. The scope of work includes the installation of sidewalks, curb and gutter, cross gutters, driveways, and curb ramps, with specific project areas including Old Hwy 80 and Agua Dulce. All work must adhere to the 2015 Caltrans Standard Specifications and San Diego County Design Standards, specifically DS-21L for detectable warning surfaces. The contract requires strict compliance with the Americans with Disabilities Act of 1990, Buy America requirements, and state prevailing wage rates under Labor Code Section 1720. Proposals will be evaluated based on the total sum of all contract bid items, and the owner reserves the right to reject obviously unbalanced bids. Bidders must provide a bid security of ten percent of the bid amount via cash, certified check, or bidder's bond, while the successful awardee must furnish performance and payment bonds for one hundred percent of the contract value. Submission requires a complete original bid, including representations and certifications, a Small-Local Business Utilization Plan, and a noncollusion affidavit. The deadline for submission via the BuyNet portal or sealed envelope is December 03, 2026, at 2:00 PM local time. The contractor is required to appoint a quality control manager and must notify the Engineer of any noncompliance within 24 hours. Project management milestones include a preconstruction conference within 15 days of contract approval and the submission of a final as-built schedule within 30 days of completion. The solicitation emphasizes nondiscrimination and affirmative action, incorporating various federal regulations and executive orders, and provides specific preferences and certification paths for small, local, and disabled veteran business enterprises.
San Diego County

POSTED

1 day ago

DEADLINE

in about 1 month

AI Contract Overview

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Boulder County is seeking qualified contractors to undertake the construction of the Prairie Run Open Space Southwest Cluster Project, a significant open space development in Colorado. The project aims to enhance the natural landscape and recreational opportunities within the designated open space area. The contract is valued between 5 million and 15 million dollars, reflecting its substantial scope and importance. Interested firms are encouraged to submit proposals by July 14, 2025, with the primary point of contact being Boulder County’s procurement office. The project emphasizes experienced contractors capable of managing large-scale construction efforts in a natural environment, ensuring the preservation and enhancement of open space resources. Additional details and the proposal submission process are available through the provided online link.

General Info

Place of Performance

CO, USA

Set-Aside

NONE

Documents

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Timeline

PhaseClosed
Posted

Solicitation

Response Deadline

Deadline has passed

Submission Closed

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Organization & Contact Information

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AgencyColorado → Boulder County
Contacts2 people available
OfficeCO, USA
Organization / AgencyColorado → Boulder County
Office AddressCO, USA
Contacts
Boulder County Procurement

Full Description

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Boulder County Parks and Open Space is soliciting proposals from qualified and experienced contractors to secure construction services for the Prairie Run Open Space Southwest Cluster Construction Project. Prairie Run Open Space is an open space property located in Boulder County. The project is located in the Southwest Cluster of Prairie Run Open Space property and is east of Highway 287, north of Jasper Road, south of Boulder Creek and west of N 119th Street. The project entails the construction of a pathway/trail that will be located through the Prairie Run Open Space, a trail head (and associated amenities), ditch crossing, at grade crossings, and access to Boulder Creek. The Project shall be completed in compliance with the Contract documents prepared by the County and with all Federal and State regulations. Project completion date is April 30, 2026.
### This project has a 3.26% Contract Participation Goal for minority-owned and women-owned business enterprises (MBE/WBE). If you have any questions related to contract participation goals, please email contractgoals@bouldercounty.gov.
This goal was established based on the City and County of Denver vendor search by NAICS conducted on June 23, 2025. The following NAICS codes were utilized to set this participation goal: NAICS 237310: Highway, Street, and Bridge Construction NAICS 237990: Other Heavy and Civil Engineering Construction NAICS 237990: Recreation area, open space, construction NAICS 237990: Riprap installation NAICS 237990: Trail construction NAICS 238910: Dewatering contractors NAICS 238910: Site Preparation Contractors NAICS 238990: Fence installation (except electronic containment fencing for pets) NAICS 238990: Fencing contractors (except electronic containment fencing for pets) NAICS 524126: Bonding, fidelity or surety insurance, direct NAICS 541330: Erosion control engineering services NAICS 541370: Construction surveying services NAICS 561730: Landscaping services (except planning) NAICS 561730: Tree services (e.g., bracing, planting, pruning, removal, spraying, surgery, trimming) NAICS 561990: Flagging (i.e., traffic control) services
### The following documents will be required to be submitted with your proposal: * Utilization Plan * Commitment to MBE/WBE Participation * MBE/WBE Letter of Intent * List of Subcontractors and/or Suppliers
If you have any questions about the Boulder County procurement process, please email procurement@bouldercounty.gov.
[Americans with Disabilities Act and Equal Opportunity Notice](https://bouldercounty.gov/government/ada-eeo-notices/)

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