21R0018_PLANS_Vol1.pdf

This document provides details on a forthcoming federal construction solicitation from the U.S. Army Corps of Engineers Walla Walla District. The solicitation will upgrade direct current systems and low voltage switchgear at Lower Monumental Dam in Washington, including replacing DC system panels, chargers, battery boards and installing a load bank for battery testing. It will also replace 480-Volt low voltage station service switchgear, transformers, motor control centers, and panelboards. Additional work includes converting governor oil pumps to 480V, installing local control cabinets, and upgrading the DC and preferred AC system switchboards and panelboards. The solicitation will be issued as a best value tradeoff request for proposals on September 2021 on sam.gov, with proposals due approximately 30 days later. The construction value is estimated between $10-25 million. The NAICS code is 238210 and it is set aside for small businesses under $16.5 million. The contact for questions is David Boone at the Walla Walla District. Safety and insurance requirements are also outlined.