Z--Lock and Dam 2 Upper Guidewall Repair, Hastings, Minnesota.

Lock and Dam 2 Upper Guidewall Repair, Hastings, Minnesota. The Contractor will furnish all plant, materials and labor necessary to repair the upper guide wall at Lock and Dam 2 in Hastings Minnesota. Repairs will occur during the upcoming non-navigation period from December 2011 through February 2012. Repairs include removal of damaged guide wall components and reconstruction of the guide w all in accordance with Government furnished plans and specifications. The principal repair feature is replacing approximately 180 CY of cast-in-place concrete, portions of which are below water. The Contractor w ill also design, furnish, operate and remove the associated dewatering system. The Contractor w ill be responsible for planning and executing the work to be completed in a short period of time, in adverse environmental conditions and with limited site accessibility. The estimated price range for this solicitation is between $500,000. and $1,000,000. The North American Industry Classification System (NAICS) code is 237990 with a small business size standard of $33.5 million. This solicitation will be issued as an Invitation for Bids (IFB) and will be issued unrestricted. It is expected that the solicitation will be issued on or about August 19, 2011.