Active SLED Opportunity · COLORADO · ARAPAHOE COUNTY

    Highline Canal Underpass #1 at Colfax Avenue

    Issued by Arapahoe County
    countyRFPArapahoe CountySol. 9218948154
    Open · 27d remaining
    DAYS TO CLOSE
    27
    due Jul 20, 2026
    PUBLISHED
    Jun 22, 2026
    Posting date
    JURISDICTION
    Arapahoe County
    county
    NAICS CODE
    237310
    AI-classified industry

    AI Summary

    Arapahoe County seeks proposals for the final design of the Highline Canal Underpass #1 at Colfax Avenue in Aurora, Colorado. This RFP requires mandatory pre-bid conference attendance and electronic bid submission with lump sum pricing.

    Opportunity details

    Solicitation No.
    9218948154
    Type / RFx
    RFP
    Status
    Active
    Level
    county
    Published Date
    June 22, 2026
    Due Date
    July 20, 2026
    NAICS Code
    237310AI guide
    Jurisdiction
    Arapahoe County
    Agency
    Arapahoe County

    Description

    Arapahoe County is seeking proposals for Final Design of the Highline Canal Underpass #1 at Colfax Avenue between the intersections of Laredo Street and Norfolk Street in the City of Aurora, Colorado, in Arapahoe and Adams Counties. **Solicitation Type**: RFP - Request for Proposal (Formal) **Source ID**: PU.AG.USA.1109.C2686576 **Piggyback Contract**: No **Question Acceptance Deadline**: 07/09/2026 04:00 PM EDT **Questions are submitted online**: Yes **Bid Submission Type**: Electronic Bid Submission **Owner Organization**: Department of Public Works and Development **Solicitation Number**: 26-37 **Reference Number**: 0000428404 **Pricing**: Lump sum **Bid Documents List**: | Item Name | Description | Mandatory | Limited to 1 file | |---|---|---|---| | Bid Documents | Documents defining the proposal | No | No | **Pre-Bidding Events**: Event Type: Prebid Conference | Attendance: Mandatory | Event date: 07/08/2026 03:00 PM EDT | Location: Virtual via Microsoft Teams | Event Note: To receive an invitation to the pre-proposal meeting, email the following information to the Purchasing Agent listed by noon on July 8, 2026: • Name, • Company, • Phone Number, • Email Address A representative of the Proposer must attend this conference to qualify to respond to this Solicitation. Proposers who fail to arrive prior to the scheduled starting time shall be considered nonresponsive and ineligible for award.

    Key dates

    1. June 22, 2026Published
    2. July 20, 2026Responses Due

    AI classification tags

    Frequently asked questions

    SLED stands for State, Local, and Education. These are solicitations issued by state governments, counties, cities, school districts, utilities, and higher education institutions — as opposed to federal agencies.

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