Design-Build (DB)
Design-Build (DB)
Design-Build combines into a single contract the design, construction, construction engineering, inspection requirements, and testing requirements for a project, all in accordance with project specific design criteria, construction specifications, and contract administration practices. These projects allow the contractor to participate in design in an effort to reduce costs and expedite construction.
Best fit characteristics
- Well-defined conditions, scope & outcomes
- Well-defined operations & aesthetics
- Conventional technology
- Experienced Owner
- Owner desires a single point of responsibility
Advantages
- Opportunities for innovation
- Single point of accountability (contractually and functionally)
- Owner gets ‘Performance Guarantee’
- Streamlined process
- Accelerated schedule
- Fixed price early in process
Challenges
- Limited Owner involvement
- Increased potential for change orders & claims
- Less ability to make design changes
- Owner disconnected from Designer
- Lengthy and costly bridging documents phase
- Lump Sum price may not reflect final cost
Active Projects
Active Project Documents
Completed Projects
- SR 189 Improvements (2022)
Program Guidance
ADOT Design-Build Procurement and Administration Guidedocument is pending FHWA approval
- Design-Build Contract Template -- coming soon
Resources
Frequently Asked Questions
Coming soon!
Contact Us
General Phone: (602) 712-4258