Search results for: chamber downstream

Army Corps of Engineers, Pittsburgh District, has a requirement for a new auxiliary chamber downstream closure system at Montgomery Locks and Dam, Ohio River, Monaca, Bever County, Pennsylvania. The major features of the requirement are identified below:The contract is a fabrication supply contract including furnishing and delivering a complete coffer beam assembly.

Cancel the Invitation For Bid (IFB) in accordance w ith FAR Subpart 14.404-1(c)(8). The IFB is being converted to a Request for Proposal (RFP) in accordance w ith FAR 14.404(e)(1).

The design and installation of a sewage flow meter and associated chamber downstream of the LLPS is also included in the project scope. The Regional Municipality of Niagara (“Niagara Region”, “the Region”) retained Associated Engineering (AE) as the Design Consultant to complete the detailed engineering design of the Southside Low Lift Forcemain Replacement.

Two (2) HPUs on the river wall; one upstream and one downstream for operation of the Main Chamber culvert valves and miter gates. ?Two (2) HPUs on the middle wall; one upstream and one downstream for operation of Main Chamber culvert valves and miter gates. In addition, the two HPUs on the middle wall are for operation of the Auxiliary Chamber miter gates.

The new HPUs shall be located in new precast buildings at the following locations:            •           Two (2) HPUs on the river wall; one upstream and one downstream for operation of the Main Chamber culvert valves and miter gates.•           Two (2) HPUs on the middle wall; one upstream and one downstream for operation of Main Chamber culvert valves and miter gates. 

The scope has been broken up into 3 sections; Upstream Approach Walls, Lock Chamber Walls & Downstream Approach Wall. The base captures the Upstream Approach and Downstream Approach walls which are painted yellow. The Lock Chamber Walls are captured as an option and will be painted aluminum. Each wall per section must be painted in full prior to painted the opposing wall or moving to the next section.

Contractor shall be responsible for painting Upstream Approach Wall Corner Armor (~800 LF), Chamber Corner Armor (~850 LF), Downstream Approach Wall Corner Armor (~775 LF), and Check Posts (53 total). Optionally the Vertical Armor of the Mooring Bit Recesses (Option 1), shall be painted to the summer pool elevation (approx. 100 LF).