Purchase of Materials for the Walnut Crossing Rail Reconstruction

Location:	Colorado
Posted:	Jan 20, 2026
Due:	Feb 10, 2026
Agency:	Regional Transportation District - Denver
Type of Government:	State & Local
Category:	56 - Construction and Building Materials
Solicitation No:	IFB 226DR002
Publication URL:	To access bid details, please log in.

Project ID: IFB 226DR002

Title: Purchase of Materials for the Walnut Crossing Rail Reconstruction

Addenda: 1

Release Date: 1/13/2026

Due Date: 2/10/2026

Last updated by Addendum #1 on Jan 21, 2026 3:25 AM See what changed

Invitation for Bid

Capital Programs

Project ID: IFB 226DR002

Release Date: Tuesday, January 13, 2026

· Due Date: Tuesday, February 10, 2026 2:00pm

Posted Tuesday, January 13, 2026 2:47pm

All dates & times in Mountain Time

Draft Response Events RSVP No Bid20 days, 19 hours, 17 minutes

Post Information

Posted At:Tue, Jan 13, 2026 2:47 PM
Sealed Bid Process:Yes (Bids Sealed / Pricing Sealed)
Private Bid:No

Overview

Summary

The Regional Transportation District will be replacing a section of double track crossing Walnut Street between the Auraria West Station and the Empower Field at Mile High Station in downtown Denver. The project includes the replacement of two curves consisting of pre-curved rail with restraining rail and tie assemblies.

Provide a bid for all pre-curved rail, restraining rail and tie assemblies required to complete the construction of these projects. The bid shall be for track materials only.

The base bid shall include:

Pre-curved running and restraining rail for Curves NB05, and SB05 (including spirals)
196 EA – Restraining Rail Tie Assemblies
24 EA – Transition Ties Assemblies
2 EA – Insulated Joint Kit – Single Rail
2 EA – Insulated Joint Kit – Double Rail

This solicitation is for track materials only.

Timeline

IFB advertised and made available to prospective bidders.:

January 13, 2026

Pre-bid briefing (Non-Mandatory):

January 22, 2026, 11:00am

Via Microsoft Teams: https://teams.microsoft.com/meet/21411714816951?p=mCKJOINjPwido4A6rO

Inquiry Period: Written questions from prospective bidders are to be received in the online procurement portal.:

January 27, 2026, 2:00pm

RTD sends responses to written questions, if any, to all prospective bidders through RTD’s online procurement portal.:

February 3, 2026, 2:00pm

Bids due: Bids must be received through RTD’s online procurement portal.:

February 10, 2026, 2:00pm

Via Microsoft Teams: https://teams.microsoft.com/meet/28394783993319?p=SmcNlAv8tFkMykHT2Y

RTD anticipates making final selection.:

February 17, 2026

Purchase of Materials for the Walnut Crossing Rail Reconstruction

See also