Afterbay dam rehab sought by U.S. for 250-MW Yellowtail

The Bureau of Reclamation’s Great Plains Regional Office seeks bids for rehabilitation of the afterbay dam at the 250-MW Yellowtail Dam project. Bids are due July 6.

Yellowtail Dam power plant is one of five hydropower plants in the Pick-Sloan Missouri Basin project. (Hydro Review May 2009) It is located on the Big Horn River southeast of Billings. Reclamation awarded a contract to Eaton Corp. in 2009 for generator circuit breaker replacement at the project. (HydroWorld 2/13/09)

In the current solicitation, the agency seeks a contractor to: remove and dispose of coatings containing heavy metals; remove damaged or deteriorated concrete in sluiceway chute and stilling basin; furnish and install cast-in-place concrete for concrete repairs in sluiceway and stilling basin; remove damaged or deteriorated grout adjacent to sluice gate frames and replace with new grouting mortar; repair and prepare surfaces; recoat spillway radial gates, arms, slide gates, and frames; furnish and install galvanic anode cathodic protection systems for spillway radial gates; divert Big Horn River; furnish and place rock fill and underwater riprap; rehabilitate T-bar guides; and repair wire ropes to overflow radial gates.

The work is valued at $1 million to $5 million.

A solicitation notice may be obtained from the Federal Business Opportunities Internet site, www.fbo.gov, by entering Solicitation No. R10PS60025 in the “Keyword/Solicitation #” box.

Bids are due July 6. 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: ec_helpdesk@nbc.gov.  

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