Casril Drive Drainage Improvements - Addendum No. 4

St. Tammany Parish Government is soliciting sealed bids for Casril Drive Drainage Improvements (Bid #26-23-2), a highway and bridge construction project located in Mandeville, Louisiana. The scope of work encompasses the design and installation of comprehensive subsurface drainage infrastructure, including 18-inch to 36-inch stormwater drainage pipelines totaling over 1,940 linear feet, 30 catch basins, open ditches, cleaning of existing box culverts, and surface restoration of asphalt and concrete drives along Casril Drive between Soell Drive and LA Highway 59. The project deliverables include approximately 6,586 cubic yards of excavation, installation of six asphaltic concrete speed tables for traffic calming, hydro-seeding of 1.3 acres, and clearing and grubbing activities. Qualified bidders must possess an active Louisiana contractor's license, provide corporate authority documentation, submit a 5% bid guarantee in the form of a cashier's check, certified check, or bid bond, and commit to a 100% performance and payment bond prior to contract execution. The contract period is 150 calendar days from the Notice to Proceed, with liquidated damages ranging from $500 to $3,000 per day depending on contract value. Sealed bids were due by 2:00 p.m. on Thursday, May 14, 2026, at which time bids were opened and publicly read. All work must comply with the 2016 Louisiana Department of Transportation and Development Standard Specifications for Roads and Bridges, applicable Louisiana law, local ordinances, and federal regulations, with the contractor bearing full responsibility for permits, surveys, utility coordination, traffic control, and site safety.

The contract will be awarded to the lowest responsible bidder in accordance with Louisiana public bid law, and St. Tammany Parish reserves the right to reject any or all bids submitted. Bidders must maintain comprehensive insurance coverage including commercial general liability ($1,000,000 per occurrence), business automobile liability ($1,000,000), workers' compensation as required by Louisiana state law, and pollution liability ($1,000,000), along with other specialized coverage as detailed in the insurance requirements section of the bid package. No specific set-aside designations for disadvantaged enterprises or other restricted categories are mentioned in the procurement documents. The bid package references detailed construction plans with drainage tables, plan and profile sheets, and geometric layouts, and all incidental work required for proper construction completion must be included in bid pricing at no additional cost to the parish. While the documents note estimated quantities are provided, contractors will be paid based on actual quantities verified by the parish owner. A complete 46MB bid package containing all technical specifications, supplementary general conditions, and construction plans was made available as of the April 8, 2026 posting date.