This document provides details on a federal contract opportunity for construction work on the Sacramento River East Levee issued by the Department of the Army Corps of Engineers Engineering District Sacramento. The scope of work involves constructing approximately 1.8 miles of various types of seepage cutoff walls along segments of the levee, relocating and removing utilities, modifying relief wells, removing and replacing a sump, and removing contaminated soils. The contract value is estimated between $25-100 million. Bids are due by 30 November 2020 for the firm-fixed price construction contract awarded through unrestricted solicitation using contractors from the Pre-Qualified Sources List. The successful bidder must complete all work no later than December 2021, including levee reconstruction by 30 September 2021.