PSC codes › Y1KZ
PSC Y1KZ — Construction of Other Conservation and Development Facilities: federal contracts
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- Grand Island Mitigation Site
- Y--NGWSP Cutter Lateral Reach 21 Booster Plant
- Borough of Millvale, Pennsylvania, Local Protection Project (LPP) PL84-99 Rehabilitation
- Canonsburg-Houston, Pennsylvania, Local Protection Project (LPP) PL84-99 Rehabilitation
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What PSC Y1KZ covers
Official definition: GSA PSC Manual (PSC April 2025.xlsx), acquisition.gov/psc-manual. Category: Facilities & Construction › Construction Related Services.
Who is winning new PSC Y1KZ work
Contractors ranked by obligations on awards that started FY2024–FY2027 to date.
| Contractor | Obligations | Awards |
|---|---|---|
| KIEWIT INFRASTRUCTURE WEST CO. | $399.4M | 1 |
| NORFOLK DREDGING COMPANY | $95.9M | 6 |
| DONJON MARINE CO., LLC | $60.6M | 2 |
| HAMILTON CONSTRUCTION, LLC | $22.8M | 1 |
| GREAT LAKES DREDGE & DOCK CO, LLC | $19.6M | 1 |
| H & L CONTRACTING LLC | $17.7M | 1 |
| GEORGE HARMS CONSTRUCTION CO INC | $15.9M | 1 |
| JPC GROUP INC | $11.8M | 1 |
| CASHMAN DREDGING & MARINE CONTRACTING CO LLC | $10.7M | 2 |
| APTIM FEDERAL SERVICES, LLC | $8.5M | 1 |
How competitive is PSC Y1KZ?
- 99.6% of obligations on these awards were competed.
- 17.6% of competed awards that report offers drew a single offer (n=34).
- 6.2% went to small businesses.
- The five largest contractors hold 87.6% across 29 contractors.
NAICS codes used on PSC Y1KZ awards
| NAICS | Industry | Share |
|---|---|---|
| 237990 | Other Heavy and Civil Engineering Construction | 97.5% |
| 236220 | Commercial and Institutional Building Construction | 1.9% |
| 238910 | Site Preparation Contractors | 0.3% |
| 238990 | All Other Specialty Trade Contractors | 0.2% |
| 541990 | All Other Professional, Scientific, and Technical Services | 0.1% |
| 212321 | Construction Sand and Gravel Mining | 0.0% |
Related PSC codes
Z1KF Maintenance of Dredging Facilities · Y1PZ Construction of Other Non-Building Facilities · Y1KF Construction of Dredging Facilities · Z1AZ Maintenance of Other Administrative Facilities and Service Buildings · Y1JZ Construction of Miscellaneous Buildings · F108 Hazardous Substance Removal, Cleanup, and Disposal Services and Operational Support · Y1QA Construction of Restoration of Real Property (Public or Private) · F099 Other Natural Resources and Conservation Services
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