Project Description.docx

Pipe Lining of the Lake Winfield Scott Dam Conduit

Project Description The Lake Winfield Scott project consists of relining the existing 4 ft by 60 ft CMP conduit. The lining shall be a minimum 1 inch thick HDPE pipe; pipe shall allow a minimum Q of 200 cfs. The conduit drains a 17 acre lake impounded behind a 31 foot high earthen dam constructed in 1935. The dam is 242 feet long and GA 180 runs along the top of the structure.

The Contractor shall provide a technical proposal to the Government providing the following information:

· Outside diameter of HDPE pipe proposed to use to slip line the conduit

· Maximum flow the proposed HDPE pipe passes

· Method of installation

· Type of grout used and thickness of grout between old conduit and slip lining

· Engineering shall be performed by a licensed engineer in the State of Georgia, and all drawings shall be signed and sealed by a licensed engineer in the State of Georgia

· Experience of the Company to perform this type of work

· Experience of the employees who will be assigned to the contract to do this type of work Video Survey The pipe has numerous leaks and separations. A video survey of the pipe is available for viewing. Contractors can view the video survey of the pipe during the pre-bid conference on 12 Feb 2010 at 10:00AM.