Bidding extended by U.S. to modify 6.4-MW Guernsey Dam

The Bureau of Reclamation has extended the deadline for bids for structural modifications to 6.4-MW Guernsey Dam on the North Platte River in Wyoming. Bids now are due Aug. 8.

Reclamation previously called for bids by Aug. 2. Guernsey Dam is part of Reclamation’s North Platte project that extends 111 miles along the North Platte River Valley from Guernsey to Bridgeport, Neb.

The bureau seeks removal of a concrete parapet wall and concrete in the back wall, shaft lining, and tunnel lining; placing cast-in-place concrete for new south spillway overlay walls and weir wall, and parapet wall; concrete repairs to back wall, shaft lining, and tunnel lining; excavation of existing dam embankment; construction of two-stage filter of sand filter and gravel drain materials at dam embankment and north spillway wall; installing collector drains; removing left drum gate and abandoned drum gate control piping and control valves; and rehabilitation of right drum gate.

The work is valued at $5 million to $10 million.

A solicitation notice may be obtained from the Federal Business Opportunities Internet site,, by entering Solicitation No. R12PS60207 in the “Keyword/Solicitation #” box.

Bids now are due Aug. 8. For information, contact Gerri Voto-Braun, Contracting Officer, Bureau of Reclamation, GP-5000, 316 N. 26th St., Billings, MT 59101; (1) 406-247-7809; E-mail:

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