MCL Ambursen Dam Cleanout

THE SOLICITATION NUMBER HAS BEEN CHANGED This requirement will be advertised as W912EF-18-Q-0091 1.)This 100% set-aside for small business firm-fixed-price construction contract will be at the Mill Creek Diversion Dam located off Reservoir Road in Walla Walla, Washington 99362. Construction magnitude is estimated to be between $100,000 and $250,000. A performance bond and an irrevocable letter of credit will be required. The North American Industry Classification System (NAICS) code for this project is 238910 and the associated small business size standard is $15,000,000. 2.) Work is to remove and dispose of approximately 350 Cubic Yards (CY) sediment (silt) that has accumulated inside the Concrete Dam. This Dam is located in Walla Walla Washington on the Mill Creek Stream. The Structure is approximately 251 feet long The Silt is compact and will require a method to loosen it up enough to remove it from inside the dam. After removal silt shall be hauled to a disposal site located on the project. This work will require the services of a land surveyor to ensure that the sediment has been removed to the specified depth. Surveying is the responsibility of the Contractor. Work area access is by two (2) 23 foot deep access shafts, via ladder, located at each end of the dam. Access into the dam once the silt has been removed from the base of the ladder(s) may convert the entrance into a Fall Protection Required Entrance. At this time, prior to silt removal, the ladders are less than 20 feet high, 20 feet is when the entrance will become a Fall Protection requirement 3.) Invitation will be issued on or about 11-MAY-2018. The governement intends to allow the solicitation to remain open for three weeks. The work is to be completed within 90 days from Notice to Proceed. 4.) Plans will be available on FBO free of charge with the posted solicitation.