Bridge crane rehab solicited for 810-MW Lower Monumental

The U.S. Army Corps of Engineers seeks bids for rehabilitation of a 600-ton bridge crane in the powerhouse of the 810-MW Lower Monumental hydroelectric project on the Snake River in Washington. Bids are due June 3.

The Corps’ Walla Walla District also is taking bids May 24 to supply replacement gantry cranes at Lower Monumental and at the 810-MW Lower Granite project. (HydroWorld 4/29/10)

The current solicitation includes a new bridge drive arrangement with new gear motor drives on four new bridge drive trucks, modification of the lower bridge walkway for installation of the new bridge drives, new cages for the upper bridge access ladders, fall protection anchoring points, new crane access gate, new upstream crane corbel access gate, repair of defective welds, downstream rail clip replacement and rail alignment surveys, new crane corbel fall restraint system, modifications to bumpers, and new bridge travel and trolley travel limit switches. The work is valued at between $1 million and $5 million.

A solicitation notice may be obtained from the Federal Business Opportunities Internet site,, by entering Solicitation No. W912EF10R0031 in the “Keyword/Solicitation #” box. Bids are due by 4 p.m. Pacific time June 3.

For information, contact Jani Long, U.S. Army Corps of Engineers, Walla Walla District, 201 N. Third Ave., Walla Walla, WA 99362-1876; (1) 509-527-7209; E-mail:

For more hydropower tenders, click here.

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