PSC codes › Y1LB
PSC Y1LB — Construction of Highways, Roads, Streets, Bridges, and Railways: federal contracts
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- CO NP ROMO 407(1) Holzwarth Culvert
- Bonneville Lock and Dam - Navigation Lock 1 Bridge Replacement
- Jake Rocks Road Reconstruction
- Y--GLCA Hite
- Guardrail Installation, Mansfield Hollow Lake, Mansfield, CT
- TX FW LGA 10(5) Steve Thompson Wildlife Drive
- Natchez Trace Parkway Project MS NP NATR 3F26
- ND NP THRO 204(1) Buck Hill Road
- WY BR WYAO US20(1) US 20 and Hayden Arch Bridge Repairs
- P110 CAPE CANAVERAL RAILHEAD AND TRANSFER FACILITIES AT KENNEDY SPACE CENTER, FLORIDA
- WA NP OLYM 12(8), Hurricane Ridge Rockfall Mitigation MP 9.4
- Acadia National Park
- OK FW TSM 10(1) NFH Entrance Road and Parking Improvements
- ID FLAP KOOTEN 8450(1), Yellowstone Trail Road, Segment 1
- AZ BL COLO 7528(1) Burro Creek Road
- Dugway Proving Ground (DPG) Horizontal Facility Construction Road Maintenance
- UT NP ARCH 100(2) Bridges on Delicate Arch Road
- Administrative Parking Lot Repairs
- Northeast Region Pavement and Bridge Preservation Construction - NP NER PMS BMS FY24(1)
- Northeast Region Pavement and Bridge Preservation Construction - NP NER PMS BMS FY25(2)
- New Mexico Forest Engineering and Road Maintenance (FERM)
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What PSC Y1LB covers
Includes: RESURFACING
Official definition: GSA PSC Manual (PSC April 2025.xlsx), acquisition.gov/psc-manual. Category: Facilities & Construction › Construction Related Services.
Who is winning new PSC Y1LB work
Contractors ranked by obligations on awards that started FY2024–FY2027 to date.
| Contractor | Obligations | Awards |
|---|---|---|
| BARNARD CONSTRUCTION COMPANY, INCORPORATED | $2.8B | 3 |
| FISHER SAND & GRAVEL CO | $1.2B | 2 |
| GRANITE CONSTRUCTION COMPANY | $635.8M | 6 |
| SPENCER CONSTRUCTION LLC | $433.3M | 2 |
| CENTRAL SOUTHERN CONSTRUCTION CORP. | $91.3M | 20 |
| ESTES BROS. CONST. INC. | $90.5M | 11 |
| WEEKS-CASHMAN JV | $87.8M | 1 |
| ECLIPSE COMPANIES, LLC | $86.4M | 22 |
| STEVE MANNING CONSTRUCTION INC | $85.0M | 4 |
| KOKOSING CONSTRUCTION COMPANY, INC. | $72.7M | 2 |
How competitive is PSC Y1LB?
- 98.9% of obligations on these awards were competed.
- 10.0% of competed awards that report offers drew a single offer (n=877).
- 27.1% went to small businesses.
- The five largest contractors hold 63.8% across 624 contractors.
NAICS codes used on PSC Y1LB awards
| NAICS | Industry | Share |
|---|---|---|
| 236220 | Commercial and Institutional Building Construction | 63.4% |
| 237310 | Highway, Street, and Bridge Construction | 32.8% |
| 237990 | Other Heavy and Civil Engineering Construction | 3.6% |
| 238990 | All Other Specialty Trade Contractors | 0.1% |
| 237110 | Water and Sewer Line and Related Structures Construction | 0.1% |
| 324121 | Asphalt Paving Mixture and Block Manufacturing | 0.0% |
| 326112 | Plastics Packaging Film and Sheet (Including Laminated) Manufacturing | 0.0% |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | 0.0% |
Related PSC codes
Z2LB Repair or Alteration of Highways/Roads/Streets/Bridges/Railways · Z1LB Maintenance of Highways/Roads/Streets/Bridges/Railways · Y1PZ Construction of Other Non-Building Facilities · Z2JZ Repair or Alteration of Miscellaneous Buildings · Y1JZ Construction of Miscellaneous Buildings · Z2AA Repair or Alteration of Office Buildings · Z2QA Repair or Alteration of Restoration of Real Property (Public or Private) · Z1JZ Maintenance of Miscellaneous Buildings
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