Concrete · Government contracting
Concrete Government Contracts & Bids
Last reviewed August 14, 2026 · How we source this
Public agencies are among the largest buyers of concrete work — sidewalks, ADA curb ramps, curb and gutter, flatwork, and structural concrete for buildings and infrastructure. Much of it is bid locally as sealed low-bid work, which rewards accurate takeoffs and clean, compliant bids.
NAICS codes for concrete contractors
- 238110 — Poured Concrete Foundation and Structure Contractors
- 237310 — Highway, Street, and Bridge Construction (heavy-civil concrete)
Not sure which codes apply to your business? See the NAICS code definition in the glossary.
Typical government concrete projects
- Sidewalks, ADA curb ramps, and pedestrian-access projects.
- Curb, gutter, and municipal flatwork.
- Foundations and structural concrete for public buildings.
- Concrete for transportation and infrastructure (barriers, structures), often as part of heavy-civil work.
- Annual on-call / job-order concrete contracts for cities and counties.
Where the work is
Concrete flatwork is heavily local — cities and counties bid sidewalk, curb-and-gutter, and ADA-ramp programs constantly, often as annual on-call contracts. Structural concrete rides along with public building projects (state facilities, schools, and universities), and heavy-civil concrete is bid by state departments of transportation. Federal building work is posted on SAM.gov.
You can also browse opportunities by state to see how the work is posted where you operate.
What it takes to win concrete bids
- Most public concrete flatwork is bid as a lowest-price IFB — accurate takeoffs and a complete bid package win.
- On-call and job-order concrete contracts are common locally and are worth pursuing for repeat volume.
- Prevailing wage / Davis-Bacon usually applies on public concrete work — price the correct rates.
- Bid, performance, and payment bonds are typically required on public projects.
- You'll be a prime on flatwork and civil work and a subcontractor on building foundations — set both roles in your profile.
For the full pursuit process, read How to Win Government Contracts.
Concrete government contracting FAQ
What NAICS code do concrete contractors use for government contracts?
What NAICS code do concrete contractors use for government contracts?
The primary code is NAICS 238110, Poured Concrete Foundation and Structure Contractors, which covers foundations and flatwork. Heavy-civil concrete tied to roads and bridges falls under 237310, Highway, Street, and Bridge Construction. Carry the codes that match the work you self-perform.
Where are government concrete projects posted?
Where are government concrete projects posted?
Concrete flatwork is mostly local — cities and counties bid sidewalk, curb-and-gutter, and ADA-ramp work, often as annual on-call contracts. Structural concrete comes with public building projects, and heavy-civil concrete is bid by state DOTs. Federal building work is on SAM.gov.
Are bonds required for government concrete work?
Are bonds required for government concrete work?
Usually yes on public projects above statutory thresholds — bid, performance, and payment bonds are standard. Confirm the bonding requirement in each solicitation and make sure you have the surety capacity before you commit.
Find concrete contracts that match your business
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