NAICS 237990 – Other Heavy and Civil Engineering Construction

Browse 1665+ active federal contract opportunities classified under NAICS 237990.

Recent Opportunities

• Grand Encampment Island Unloading
  Agency: DEPT OF DEFENSE Posted: May 20, 2026 NAICS: 237990
• Y--Steamboat Rock State Park Shoreline Stabilization Columbia Basin Project, Washi
  Agency: INTERIOR, DEPARTMENT OF THE Posted: May 20, 2026 Due: Jun 5, 2026 NAICS: 237990 Location: WA
• 127EAW26Q0011 - GAOA, Lassen NF Toilet Replacement
  Agency: AGRICULTURE, DEPARTMENT OF Posted: May 20, 2026 NAICS: 237990 Set-Aside: SBA Location: CA
• Construct New Bulkhead, Hugo Lake
  Agency: DEPT OF DEFENSE Posted: May 20, 2026 Due: May 27, 2026 NAICS: 237990
• ON-RAMP OPPORTUNITY: Electrical Equipment Rehabilitation and Replacement MATOC, SWPA 6 AoR
  Agency: DEPT OF DEFENSE Posted: May 20, 2026 NAICS: 237990
• USBR Patillas Dam Seismic Retrofit Design Update and Industry Outreach
  Agency: DEPT OF DEFENSE Posted: May 20, 2026 Due: Jun 11, 2026 NAICS: 237990 Set-Aside: NONE Location: PR
• Y1PC--Sources Sought Notice
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 20, 2026 Due: Jun 10, 2026 NAICS: 237990 Location: PR
• Navigation Obstruction Removal, Portland Harbor, Portland, ME
  Agency: DEPT OF DEFENSE Posted: May 20, 2026 Due: Jun 12, 2026 NAICS: 237990
• Z--DK Heart Butte Dam Safety Modification
  Agency: INTERIOR, DEPARTMENT OF THE Posted: May 20, 2026 Due: Jun 10, 2026 NAICS: 237990
• MIDDLE MISSISSIPPI RIVER STONE DIKE ALTERATION (NESP)
  Agency: DEPT OF DEFENSE Posted: May 20, 2026 Due: Jun 1, 2026 NAICS: 237990
• Tongass NF Helicopter Pad Replacement
  Agency: AGRICULTURE, DEPARTMENT OF Posted: May 20, 2026 Due: May 26, 2026 NAICS: 237990 Set-Aside: SBA Location: AK
• Sources Sought Notice - Morovis National Cemetery, Phase 1B
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 20, 2026 Due: Jun 10, 2026 NAICS: 237990 Location: PR
• Streambank Stabilization Project –Gabions Thunderhill Run G Street – EWP 2025 Mineral County, West Virginia
  Agency: AGRICULTURE, DEPARTMENT OF Posted: May 20, 2026 Due: Jun 3, 2026 NAICS: 237990 Set-Aside: SBA Location: WV
• Y1PC--Sources Sought Notice
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 20, 2026 Due: Jun 10, 2026 NAICS: 237990 Location: PR
• NRCS-MA Tyler Dam Rehabilitation Project Floodwater Retarding Dam
  Agency: AGRICULTURE, DEPARTMENT OF Posted: May 20, 2026 Due: Jun 18, 2026 NAICS: 237990 Set-Aside: SBA Location: MA
• RIO DE LA PLATA FLOOD CONTROL PROJECT, SUPPLEMENTAL CONTRACT 1 PROJECT LOCATION: DORADO AND TOA BAJA, PUERTO RICO
  Agency: DEPT OF DEFENSE Posted: May 20, 2026 Due: Jul 20, 2026 NAICS: 237990
• Yuba Gravel Placement
  Agency: DEPT OF DEFENSE Posted: May 20, 2026 Due: Jun 4, 2026 NAICS: 237990 Set-Aside: SBA Location: CA
• RENO BOTTOMS HREP - STAGE 2 - ICE HAUL SLOUGH
  Agency: DEPT OF DEFENSE Posted: May 20, 2026 NAICS: 237990 Set-Aside: SBA
• Miller-Rice Pile Dike Repairs
  Agency: DEPT OF DEFENSE Posted: May 20, 2026 Due: Jun 3, 2026 NAICS: 237990 Set-Aside: SBA Location: WA
• M--Boardwalk Replacement @ CUVA
  Agency: INTERIOR, DEPARTMENT OF THE Posted: May 20, 2026 Due: May 27, 2026 NAICS: 237990 Set-Aside: SBA
• ON-RAMP OPPORTUNITY: Electrical Equipment Rehabilitation and Replacement MATOC, SWPA 6 AoR
  Agency: DEPT OF DEFENSE Posted: May 20, 2026 NAICS: 237990
• TAMPA HARBOR MAINTENANCE DREDGING EGMONT AND MULLET KEY CUTS, HILLSBOROUGH COUNTY, FL
  Agency: DEPT OF DEFENSE Posted: May 20, 2026 Due: Jun 18, 2026 NAICS: 237990
• James River Maintenance Dredging IDIQ
  Agency: DEPT OF DEFENSE Posted: May 19, 2026 Due: Jun 22, 2026 NAICS: 237990 Set-Aside: SBA
• Bear Creek Service & Emergency Gates Replacement
  Agency: DEPT OF DEFENSE Posted: May 19, 2026 Due: Jun 8, 2026 NAICS: 237990 Set-Aside: SBA Location: CO
• FY26-29 Grays Harbor Inner Dredging
  Agency: DEPT OF DEFENSE Posted: May 19, 2026 Due: May 18, 2026 NAICS: 237990 Set-Aside: SBA

Data sourced from SAM.gov. Updated daily. Last updated: May 21, 2026.