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Improvement Projects


 Invitation to Bid

62nd avenue improvements


North Washington Street Water and Sanitation District

3172 E 78th Ave

Denver, Colorado 80229


June Engineering & Planning, LLC.

11990 Grant Street, Suite 550

Northglenn, Colorado 80233

Sealed bids will be received by North Washington Street Water and Sanitation District at 3172 E 78th Ave, Denver, Colorado 80229 until June 23rd, at local time 02:00 pm, 2023, for the 62nd Avenue Improvements project. Bids received AFTER this time will not be accepted and will be returned unopened.

At said place and time, and promptly thereafter, all bids that have been duly received will be publicly opened and read aloud.  All interested parties are invited to attend.

The Project is to be substantially completed by November 28th, 2023.  The project is to be finally complete by December 28th, 2023. A Notice to Proceed is anticipated by July 11thth, 2023.

The Work to be performed consists potable water and sanitary sewer infrastructure replacement. The potable water scope is generally, the abandonment of existing 10-inch cast iron potable water main with new 12-inch and 8-inch water mains. The sanitary sewer scope is the replacement of existing 8-inch VCP with new 8-inch sanitary sewer main and a section of pipe lining with cure-in-place-pipe. The project package includes two sets of plans: one for potable water and the other for sanitary sewer.

Potable Water:

12-inch C900, DR 18                          1,026 LF

8-inch C900, DR 18                            427 lf

Sanitary Sewer:

Open Cut, 8-inch PVC SDR 35          1,163 LF

Cure In Place Pipe, 8-inch                  153 LF

Hard copies of the Bid Documents for use in preparing Bids may be obtained from the office of the Engineer at 11990 Grant Street, Suite 550, Northglenn, Colorado 80233 upon depositing $200 for each set of Documents. Deposit for Bidding Documents is non-refundable. Electronic copies of Bid Documents for use in preparing Bids may be obtained from the Engineer by request at no charge. Request Bid Documents through electronic mail, using email address,

Each Bidder shall file with his Bid a Bid security in the form of a cashier's check, certified check or a bidder's bond in accordance with the Instructions to Bidders.

The Bidder to whom a Contract is awarded will be required to furnish a Performance Bond guaranteeing faithful performance and a Labor and Material Payment Bond guaranteeing payment of all debts arising out of the Work.

The Awarded Contractor will be required to carry a construction license with North Washington Street Water and Sanitation District. License may be obtained by contacting the Owner and requesting licensing documentation.

No Bid may be withdrawn for the period of time after the date Bids are opened which is specified in the Bid Form.

North Washington Street Water and Sanitation District reserves the right to reject any or all Bids, and to waive any informalities or irregularities therein.


                                                                              By              Mike DeMattee

                                                                                                District Manager, NWSWSD


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