The U.S. Army Corps of Engineers, Pittsburgh District, is seeking qualified sources for concrete testing services under a Blanket Purchase Agreement (BPA). Services will support navigation projects across Pennsylvania, Ohio, and West Virginia, with testing including temperature, air, slump, washout, cylinder casting, and compression strength. The district may be divided into northern and southern regions, and contractors should indicate their ability to serve the entire area or a specific region. No budget amount is specified, and performance periods will be negotiated at the individual call level. Responses are due by 10:00 AM ET on May 7, 2026.