From the notice

Levee Access Manholes for Fairfax-Jersey Creek Levee Unit. The U.S. Army Corps of Engineers, Kansas City District, has a need for design-build construction services to install access manholes to facilitate access to an existing seepage collection system in the levee. Invasive mass excavation methods such as trenching will not be allowed. Minimally invasive excavation methods are required. The location is the Fairfax-Jersey Creek Levee Unit on the Missouri River in Kansas City, Kansas. The requirements are described in more detail in this solicitation. The North American Industry Classification System (NAICS) Code is 237990, Size Standard $45 Million. The magnitude of this project is represented by the following estimated price range: Between $1,000,000.00 and $5,000,000.00. THE CONTRACT AWARD AMOUNT (INCLUSIVE OF ALL CONTRACT LINE ITEMS) SHALL NOT EXCEED $3,400,000.00 FOR THIS PROJECT. OFFERORS ARE UNDER NO OBLIGATION TO APPROACH THIS AMOUNT.