A.03.09 Appendix C - Laboratory Reports & Chain of Custodies.pdf

This document provides details on a federal construction contract solicitation for the McNary Navlock Power and Controls Upgrade project. The solicitation is seeking a firm-fixed price construction contract valued between $10 million to $25 million to upgrade the electrical power and controls systems for the McNary Navigation Lock. The scope of work includes providing new feeders from the powerhouse to the navigation lock; replacing the 480-volt power distribution equipment; installing cameras; repairing certain grounding details; and replacing the control systems for the downstream gate, upstream gate, drain valves, fill valves, and bascule bridge. It also includes replacing the upstream and downstream control stands for the navigation lock. The new oil filled pad-mounted substation transformers shall be located away from the river and shall include spill containment systems. The project completion date is June 18, 2024. A bid bond of 20% or $3 million, whichever is less, is required, as well as 100% performance and payment bonds. The solicitation is unrestricted and issued by the Department of the Army Corps of Engineers Walla Walla District.