Z--Dworshak Fish Hatchery Vacuum Degassing Towers

Construction Project: Place of performance is the Dworshak Fish Hatchery, Clearwater River, Clearwater County, Ahsahka, Idaho. The purpose of this work is to replace existing packed-column degassing towers with vacuum-degassing towers and degassing systems for one-half of the existing river water intake structure. This project consists of modifications to the main river water intake structure header piping, its piping support members, grating and grating support members. The 3 existing header pipes (which will support the 24 - aluminum vacuum-degassing towers) will require fabrication and installation of additional supports, and disassembly and assembly efforts to raise 3 - 24 quote mark diameter (mortar lined) header pipes approximately 3'3 quote mark . Assemble and install new piping, elbows, flanges, and support brackets to extend the 3 existing header pipes an additional 25' with steel piping. Assemble and install additional header pipe sections with appurtenant butterfly valves, elbows and flanges, support columns, and support brackets for installation of the 42 new vacuum degassing towers. Remove 24 - 3' dia. by 4' high aluminum packed column towers and plastic packed media. Remove and modify existing packed column grating and its support beams. Install 42 - 3'2 quote mark diameter by 10' high aluminum vacuum degassing towers and its appurtenant support columns and beams. Install new fiberglass grating. Install the vacuum pumps, gauges, and appurtenant valves, piping, tubing, brackets, hardware, and electrical equipment for the vacuum system on the 42 vacuum degassing towers. The Government anticipates awarding the contract in March 2013. The onsite performance period is expected to begin on 12 April 2013 and end by 23 May 2013. The construction magnitude is estimated to be between $250,000 and $500,000. Performance and payment bonds in the amount of 100% of the contract price are required. A bid bond is required in the amount of 20% of the total bid price. The North American Industry Classification System (NAICS) code for this work is 237990, Other Heavy and Civil Engineering Construction. This project is 100% set-aside for competition among small business concerns. The small business size standard for 237990 is no more than $33,500,000 in average annual receipts over the firm's last three fiscal years. Invitation for Bids No. W912EF-13-B-0002 will be posted to the FBO website on or about 16 January 2013. Bids will be due no sooner than 30 calendar days after the solicitation is issued. Anticipated bid opening date is 15 February 2013. Important Note: The FBO Response Date listed elsewhere in this synopsis is for FedBizOpps archive purposes only. It may have no relationship to the actual bid opening date. The bid opening date will be contained in the solicitation and any solicitation amendments that are issued. A site visit will be offered approximately 2 weeks after the solicitation is made available to bidders. See solicitation for details about the site visit. When issued, the solicitation documents for this project will be available at FedBizOpps.gov https://www.fbo.gov NO CDs OR HARD COPIES WILL BE AVAILABLE. Bidders are responsible for checking the referenced page for any update(s) to the Notice. The Government is not responsible for any loss of Internet connectivity or for a bidder's inability to access the document posted at the referenced website. To obtain automatic notifications of updates to this solicitation, you MUST log in to FedBizOpps.gov and add the solicitation to your Watchlist. If you would like to list your firm so others can see you are an interested vendor, you must click the Add Me To Interested Vendors button in the listing for this solicitation on FedBizOpps.gov. contact@example.gov USACE District, Walla Walla