2026 Upper Development, Dam No. 1 Coffer Dam

IFP 2026 Upper Development, Dam No. 1 Coffer Dam - Project No. IFP 26-21-1

Bids for the construction of the Project will be received Idaho Falls Power, 140 S Capital Ave., Idaho Falls,

Idaho 83402, until Thursday, 09 July 2026, at 1:00 p.m., and then publicly opened and read aloud in

the Energy Center at Idaho Falls Power, 140 S. Capital, Idaho Falls, ID.

The Project includes the following Work:

Install an earth embankment coffer dam at the location in the plans. Import of the embankment material per the engineer specifications, install the coffer dam, monitor the seepage, dewater the seepage, the controlled removal of the coffer dam/rewatering of the channel, and export of the used coffer dam material.

This project is contingent on approval from the United State Army Corps of Engineers, Idaho Department of Lands, Idaho Department of Environmental Quality, Idaho Department of Water Resources, and the Federal Energy Regulatory Commission.

Owner anticipates that the Project’s total bid price will be approximately $250,000.00. The Project has an expected duration of 120 days.