Cobb County-Marietta Water Authority is seeking qualified, pre-qualified pipeline contractors for emergency and on-call construction services supporting water system facilities in Cobb County, Georgia. The scope includes emergency repairs, utility relocation, exploratory excavation, landscape repair, maintenance, modifications, and other pipeline and facility construction under a one-year standing contract reimbursed on actual time and materials. Bidders must meet the Authority’s prequalification categories and provide required bid and performance/payment security; this is a construction-services solicitation rather than a grant program.