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Federal Construction Bidding: A Contractor's Guide to SAM.gov and Government Contracts

December 15, 2025
11 min read
CBConstructionBids.ai Team
Federal Construction Bidding: A Contractor's Guide to SAM.gov and Government Contracts

Federal construction contracts represent a significant opportunity for qualified contractors. The federal government spends billions annually on construction, from military facilities to federal buildings to infrastructure projects. Here's how to enter and succeed in federal construction procurement.

Understanding Federal Procurement

Market Overview

Federal Construction Spending

  • Department of Defense facilities
  • General Services Administration buildings
  • VA medical facilities
  • Federal courthouses and offices
  • National parks and public lands
  • Border and security infrastructure

Contract Types

  • Construction (new and renovation)
  • Repair and maintenance
  • Design-build
  • IDIQ (Indefinite Delivery/Indefinite Quantity)
  • Job Order Contracts

Key Agencies

Major Construction Spenders

  • Army Corps of Engineers (USACE)
  • Naval Facilities Engineering (NAVFAC)
  • Air Force Civil Engineer Center
  • General Services Administration (GSA)
  • Department of Veterans Affairs
  • National Park Service

SAM.gov Fundamentals

What Is SAM.gov

System for Award Management

  • Required registration for federal contracts
  • Contractor information database
  • Opportunity listing platform
  • Compliance verification

Key Functions

  • Entity registration
  • Contract opportunity search
  • Award data
  • Exclusion records

Registration Process

Getting Started

  1. Obtain DUNS number (now UEI)
  2. Register in SAM.gov
  3. Complete required information
  4. Renew annually

Information Required

  • Business information
  • Financial data
  • Ownership details
  • Past performance information
  • Socioeconomic status

Timeline

  • Initial registration: 7-10 business days
  • Annual renewal required
  • Keep information current

Entity Validation

UEI (Unique Entity Identifier)

  • Replaced DUNS number
  • Assigned through SAM.gov
  • Required for all federal contracts
  • Use for all government dealings

Finding Federal Construction Opportunities

SAM.gov Contract Opportunities

Search Functions

  • Keyword search
  • NAICS code filtering
  • Agency selection
  • Geographic area
  • Set-aside type

Relevant NAICS Codes

  • 236220: Commercial building construction
  • 237310: Highway and street construction
  • 237990: Other heavy construction
  • 238XXX: Specialty trade contractors

Alert Setup

  • Save searches
  • Email notifications
  • Daily/weekly digests
  • Opportunity tracking

Agency-Specific Sources

Corps of Engineers

  • USACE Solicitations website
  • District-specific opportunities
  • Presolicitation notices
  • Market research announcements

GSA

  • GSA eBuy
  • Schedule opportunities
  • Small business set-asides
  • Regional office solicitations

Other Agencies

  • Agency procurement websites
  • FedBizOpps archive integration
  • Specialized industry days
  • Forecast publications

Federal Contracting Requirements

Registration Requirements

Essential Registrations

  • SAM.gov (mandatory)
  • Agency-specific registrations
  • Security clearances (some projects)
  • Environmental certifications

Compliance Requirements

Standard Requirements

  • Davis-Bacon prevailing wages
  • Equal Employment Opportunity
  • Buy American provisions
  • Small business subcontracting plans

Project-Specific

  • Security clearances
  • Bonding requirements
  • Insurance specifications
  • Past performance requirements

Small Business Programs

Set-Aside Categories

  • Small Business (SB)
  • Small Disadvantaged Business (SDB)
  • Women-Owned Small Business (WOSB)
  • HUBZone
  • Service-Disabled Veteran-Owned (SDVOSB)
  • 8(a) Business Development

Certification Benefits

  • Exclusive competition
  • Sole-source potential
  • Subcontracting opportunities
  • Price evaluation preferences

Federal Bid Process

Solicitation Types

Invitation for Bid (IFB)

  • Sealed bidding
  • Lowest price technically acceptable
  • Clear specifications
  • Minimal negotiation

Request for Proposal (RFP)

  • Best value evaluation
  • Technical and price factors
  • Negotiations possible
  • More complex evaluation

Timeline

Typical Federal Procurement Timeline

  • Presolicitation: Advance notice
  • Solicitation: Formal release
  • Questions: Site visits, RFIs
  • Submission: Proposal/bid due
  • Evaluation: Review period
  • Award: Contract execution

Submission Requirements

Proposal Contents (RFP)

  • Technical approach
  • Past performance
  • Management plan
  • Small business participation
  • Price proposal

Bid Contents (IFB)

  • Completed bid schedule
  • Required representations
  • Bonds
  • Certifications

Evaluation Methods

Lowest Price Technically Acceptable (LPTA)

How It Works

  • Meet technical requirements
  • Lowest price wins
  • Pass/fail technical evaluation
  • No technical trade-offs

Strategy

  • Ensure compliance
  • Competitive pricing
  • Clear documentation
  • No extras needed

Best Value Trade-Off

How It Works

  • Technical quality weighted
  • Past performance matters
  • Price considered with quality
  • Trade-offs evaluated

Evaluation Factors

  • Technical approach
  • Past performance
  • Management capability
  • Price

Strategy

  • Strong technical proposal
  • Excellent past performance
  • Competitive (not necessarily lowest) price
  • Differentiation focus

Past Performance

Building Federal Experience

Starting Points

  • Subcontract to experienced primes
  • Small set-aside contracts
  • Indefinite delivery contracts
  • State/local government work

Documentation

  • CPARS/PPIRS entries
  • Contract completion records
  • Reference letters
  • Project descriptions

CPARS (Contractor Performance Assessment Reporting System)

How It Works

  • Agency evaluates contractor performance
  • Ratings assigned
  • Available to future source selections
  • Critical for best value proposals

Rating Categories

  • Quality
  • Schedule
  • Cost control
  • Management
  • Small business participation

Protecting Your Record

  • Review interim evaluations
  • Address issues promptly
  • Comment on ratings
  • Build positive history

Bonding for Federal Work

Standard Requirements

  • Bid bond: 20% of bid
  • Performance bond: 100%
  • Payment bond: 100%

Miller Act Requirements

  • Applies to contracts >$150,000
  • Performance and payment bonds required
  • Statutory framework
  • Claim procedures defined

Surety Considerations

  • Federal experience matters
  • Bonding capacity needed
  • Treasury-listed sureties
  • Relationship important

Security Requirements

Security Clearances

When Required

  • Military installations
  • Sensitive facilities
  • Classified work areas
  • Critical infrastructure

Types

  • Facility clearances
  • Personnel clearances
  • Specific access requirements

Timeline Implications

  • Clearance processing takes time
  • Plan ahead for requirements
  • Maintain clearance status
  • Build cleared workforce

Common Federal Contracting Challenges

Compliance Complexity

Challenge: Extensive regulatory requirements

Solution: Build compliance systems, consider compliance support, start with simpler contracts

Past Performance Requirements

Challenge: Can't get work without experience

Solution: Subcontract first, pursue small set-asides, document all relevant experience

Long Procurement Cycles

Challenge: Extended timelines from solicitation to award

Solution: Plan capacity accordingly, pursue multiple opportunities, understand timeline expectations

Pricing Pressure

Challenge: Competitive federal market

Solution: Understand true costs, efficient operations, appropriate risk pricing

Building Your Federal Practice

Getting Started

Entry Strategy

  1. Complete SAM registration
  2. Identify target agencies/work
  3. Build past performance (subcontract if needed)
  4. Pursue appropriate set-asides
  5. Develop compliance capability

Growth Path

Progression

  • Small contracts → Medium → Large
  • Subcontractor → Prime
  • Set-aside → Full competition
  • Single agency → Multiple agencies

Resources

Support Available

  • Procurement Technical Assistance Centers (PTACs)
  • Small Business Administration
  • Agency small business offices
  • Industry associations

Conclusion

Federal construction offers significant opportunities for contractors willing to invest in understanding the system. Success requires proper registration, compliance capability, past performance documentation, and strategic pursuit.

Start with SAM.gov registration and target opportunities that match your capabilities. Build experience through subcontracting or small set-asides. Develop compliance systems that meet federal requirements. Over time, grow your federal practice through proven performance and expanded capabilities.


ConstructionBids.ai includes federal construction opportunities from SAM.gov alongside state and local bids, giving you a comprehensive view of public construction opportunities.

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Data Sources: Bid opportunities are sourced from federal, state, county, and municipal government portals including but not limited to SAM.gov, state procurement websites, and local government bid boards. All data remains the property of the respective government entities.

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