This document provides details on a federal contract opportunity for water line replacement work at Great Smoky Mountains National Park. The solicitation number is 140P5321R0015 and is being issued by the National Park Service Southeast Region on behalf of Great Smoky Mountains National Park. The opportunity is for replacing the existing water distribution system serving the Cosby area of the park. Bids are due by the date listed on SAM.gov and the contract is to be awarded shortly thereafter. The work includes installing approximately 7,500 linear feet of new water lines along with related valves, fittings and appurtenances.