The National Park Service is soliciting quotes for leveling sidewalk sections at the Gateway Arch National Park visitors center and museum. This opportunity is a total small business set-aside under NAICS 238110 (Poured Concrete Foundation and Structure Contractors). The work is to be performed in St. Louis, Missouri, at the park's visitors center and museum. Performance must occur within 30 days of award, and this timeline is negotiable. A firm-fixed-price contract will be awarded based on price and technical factors, with quotes submitted via email.