BC-80-0.8NSV Longmont Dam Road at North Saint Vrain

Pre-Bid Meeting

An Optional Pre-Proposal Video Conference Meeting through Microsoft Teams will be held on December 29, 2022 at 9:00 a.m. Please click on the link or call the number on the cover page.

Purpose/Background

This project consists of installing matrix rip rap under an existing bridge and around the existing bridge abutments. This project also includes a temporary creek diversion and construction access as well as temporary BMP’s to minimize impacts to the North Saint Vrain river. Finally this project will include restoration of the construction area.

Pre-Bid Meeting

An Optional Pre-Proposal Video Conference Meeting through Microsoft Teams will be held on December 29, 2022 at 9:00 a.m. Please click on the link or call the number on the cover page.

Written Inquiries

All inquiries regarding this BID will be submitted via email to the Boulder County Purchasing Office at purchasing@bouldercounty.org on or before 2:00 p.m. January 3, 2023. A response from the county to all inquiries will be posted and sent via email no later than January 5, 2023.

Do not contact any other county department or personnel with questions or for information regarding this solicitation.

Submittal Instructions

BIDs are due at the email box only, listed below, for time and date recording on or before 2:00 p.m. Mountain Time on January 12, 2023. A bid opening will be conducted at 3:00 p.m. via email by sending a copy of the bid tab to all who have submitted a bid. Vendors must answer whether line-item pricing information submitted with a bid is confidential or closely held.

Please note that email responses to this solicitation are limited to a maximum of 50MB capacity.

NO ZIP FILES OR LINKS TO EXTERNAL SITES WILL BE ACCEPTED. THIS INCLUDES GOOGLE DOCS AND SIMILAR SITES. ALL SUBMITTALS MUST BE RECEIVED AS AN ATTACHMENT (E.G. PDF, WORD, EXCEL).

BID #7402-22

Longmont Dam Scour BidTab BID #7402-22

The attached addendum supersedes the original Information and Specifications regarding BID #7402-22 where it adds to, deletes from, clarifies, or otherwise modifies. All other conditions and any previous addendums shall remain unchanged.

BID #7402-22 Addendum 1

The attached addendum supersedes the original Information and Specifications regarding BID #7402-22 where it adds to, deletes from, clarifies, or otherwise modifies. All other conditions and any previous addendums shall remain unchanged.

Please note: Due to COVID-19, BIDS will only be accepted electronically by emailing purchasing@bouldercounty.org .

BID #7402-22 Addendum 2

The attached addendum supersedes the original Information and Specifications regarding BID #7402-22 where it adds to, deletes from, clarifies, or otherwise modifies. All other conditions and any previous addendums shall remain unchanged.

Please note: Due to COVID-19, BIDS will only be accepted electronically by emailing purchasing@bouldercounty.org .

BID #7402-22 Addendum 3

Longmont Dam Scour Bid Tab REVISED