NAICS 237990

Other Heavy and Civil Engineering Construction contracts

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Set-asides used in this sector

Small Business8(a)HUBZoneSDVOSB

About NAICS 237990

Heavy and civil engineering construction not classified elsewhere — including dams, dredging, marine construction, and other heavy-civil works. Used for federal Corps of Engineers civil-works projects, port construction, and similar specialised infrastructure.

Typical award value: $2M – $250M+ per award.

Full NAICS 237990 guide →

Other Heavy and Civil Engineering Construction contracts

About NAICS 237990

Other Heavy and Civil Engineering Construction contracts

About NAICS 237990

Mississippi River, Baton Rouge to Gulf of Mexico, Southwest Pass Hopper Dredge Contract No. 4-2025 (OM25004)

Tiger Pass Dredging Over Utility Corridor, Plaquemines Parish,

Mississippi River Southwest Pass and Calcasieu River Bar Channel Hopper Dredge Contract (OM25011)

Mississippi River, Baton Rouge to Gulf of Mexico, Southwest Pass Hopper Dredge Contract No. 4-2025 (OM25004)

Mississippi River, Baton Rouge to Gulf of Mexico, Southwest Pass Hopper Dredge Contract Nos. 9-2025 (OM25009)

Mississippi River, Baton Rouge to Gulf of Mexico, Southwest Pass Hopper Dredge Contract Nos. 6-2025 (OM25006)

Mississippi River, Baton Rouge to Gulf of Mexico, Southwest Pass Hopper Dredge Contract No. 5-2025 (OM25005)

Mississippi River, Baton Rouge to Gulf of Mexico, Southwest Pass Hopper Dredge Contract Nos. 2-2025 (OM25002)

Mississippi River, Baton Rouge to Gulf of Mexico, Southwest Pass Maintenance Dredging, Non-Continuous Mile 6.0 AHP to Mile 19.5 BHP, Cutterhead Dredge No. 4-2025 (OM25278)

Mississippi River, Baton Rouge to Gulf of Mexico, Southwest Pass Hopper Dredge Contract No. 3-2025 (OM25003)

Mississippi River, Baton Rouge to Gulf of Mexico, Southwest Pass Hopper Dredge Contract Nos. 10-2025 (OM25010)

Calcasieu River and Pass, Bar Channel Hopper Dredge Contract No. 1-2025, Cameron Parish, Louisiana. Specification Nos. OM25125

Calcasieu River and Pass, Bar Channel Hopper Dredge Contract No. 5-2025, Cameron Parish, Louisiana. Specification No. OM25129

Calcasieu River and Pass, Bar Channel Hopper Dredge Rental Contract No. 2-2025, Cameron Parish, Louisiana. Specification Nos. OM25126

Calcasieu River and Pass, Bar Channel Hopper Dredge Contract No. 3-2025, Cameron Parish, Louisiana. Specification Nos. OM25127

Mississippi River, Baton Rouge to the Gulf, Head of Passes, Hopper Dredge Disposal Area, Project #24-2, Plaquemines Parish, LA (ED 24-009)

Calcasieu River and Pass, Bar Channel Hopper Dredge Rental Contract No. 4-2025, Cameron Parish, Louisiana. Specification Nos. OM25128

Mississippi River, Baton Rouge to Gulf of Mexico, Southwest Pass Maintenance Dredging, Non-Continuous Mile 6.0 AHP to Mile 19.5 BHP, Cutterhead Dredge No. 3-2025 (OM25277)

Mississippi River, Baton Rouge to Gulf of Mexico, Southwest Pass Maintenance Dredging, Non-Continuous Mile 6.0 AHP to Mile 19.5 BHP, Cutterhead Dredge No. 2-2025 (OM25276)

Mississippi River, Baton Rouge to Gulf of Mexico, Southwest Pass Maintenance Dredging, Non-Continuous Mile 6.0 AHP to Mile 19.5 BHP, Cutterhead Dredge No. 4-2025 (OM25278)

Mississippi River Outlets, Vicinity of Venice, Louisiana, Baptiste Collette Bar Channel, #24-2 Maintenance Dredging, Plaquemines Parish, Louisiana

Calcasieu River and Pass, LA, Maintenance Dredging FY24, Mile 5.0 to Mile 17.0, Calcasieu and Cameron Parishes, LA. Specification No. ED-24-021.

Mississippi River, Baton Rouge to the Gulf, Head of Passes, Hopper Dredge Disposal Area, Project #24-1 (ED 24-008)