Sigma Plastics Home / StormPrism Projects / Sigma Plastics PROJECT Sigma PlasticsColumbus, GA CIVIL ENGINEER Moon MeeksColumbus, GA CONTRACTOR Georgia Site Solutions Inc. STORMPRISM DETAILS Volume: 79,431 CFSystem Height: 8′ (internal)System Information: 81 8’x16′ modulesMaximum Cover: 7′Date Completed: October 2025Features: Internal Outlet Control Structure Download