This federal contract opportunity solicitation requests proposals to replace the pond liner at Pond #1 in Katherine Landing within Lake Mead National Recreation Area. The Department of the Interior National Park Service Pacific West Region is seeking to award a contract to replace the existing pond liner due to deterioration. Offerors should submit proposals in response to solicitation number 140P8121R0005 by the specified deadline to be considered for award of a contract to complete the pond liner replacement project. The summary provides key details about the products and services required, the location of the work, awarding agency, and solicitation number for interested contractors to respond to this opportunity.