West Ascension Drainage Improvements Ascension Parish Bayou McCall

Ascension Parish Government is requesting qualification statements for engineering services to provide preliminary and final design for drainage improvements along Bayou McCall, with statements due July 16, 2026. The selected firm must be Louisiana-registered and capable of performing at least 50 percent of the total scope in-house.

Required key personnel include one registered professional engineer principal, one engineer with minimum ten years of hydrologic and hydraulic modeling experience, one licensed land surveyor with minimum five years of experience, and one civil, geotechnical, and structural design engineer with minimum five years of experience. The scope covers an eight-mile drainage improvements project on the north side of Donaldsonville, including evaluation of existing culverts and bridges, potential channel improvements through dredging and widening, and nature-based solutions such as bioretention cells with wetland plantings for approximately 20 crossings. Deliverables include preliminary and final design, hydraulic and hydrologic analysis, environmental permitting, benefit-cost analysis, construction bid packages, and submittal reviews.

The contract is cost-reimbursement "not to exceed" basis with payment terms to be negotiated; maximum engineering fees are subject to determination by the Louisiana Department of Transportation and Development under the State Flood Control Program and may require adjustment to the proposed amount. Reimbursement is contingent upon the Parish receiving DOTD funding. The tentative term is two years with two optional one-year renewals, not to exceed four years total. The project is funded through DOTD, which must approve the contract before services commence.

Selection uses a scorecard evaluation addressing firm qualifications, key personnel experience, project experience, proposal understanding, firm size compatibility, current workload, past performance, and compliance with RFQ special conditions, with a maximum of 95 points. Written inquiries were due June 30, 2026, with official responses issued July 7, 2026. Submittals require one original and five hard copies, SAM registration documentation, and completion of Standard Form APG-1001.