Understanding Design-Build
in a Design-Bid-Build
Environment
What is Design-Build?
One entity (design-builder) with a single contract
DESIGN-BID-BUILD
DESIGN-BUILD
Owner
Owner
A/E
Contractor
Design-Builder
Concepts of Design-Build
• A/E and Contractor have direct contractual relationship
• Single point of responsibility (Design Builder)
• Contract controls (different level of contract detail)
• Design-cost relationship
• DB teaming concepts (you have a choice of who is on the team)
Design-Bid-Build
Documents
100% Complete
PLANS
SPECS
CONTRACT
Design-Build
RFP
Documents less than 100%
complete
TECH
PROPOSAL
PRICE
PROPOSAL
CONTACT
PLANS
&
SPECS
After contract signed
Design-Build Design
• Level of design in RFP varies
• Design Builder assumes risk
• Price dictates design
Details of Design
Details of design controlled by…
Design-Bid-Build
• Owner
Design-Build
• Design-Builder
Liability
Design-Bid-Build
Design-Build
• Owner warrants the
sufficiency of the plans and
specs to the contractor
• The Design-Builder
warrants the sufficiency of
the plans and specs
• Owner liable for any
mistakes between plans,
specs, and performance
• Design-Builder is liable for
any mistakes
Integrated Project Team
The most important distinction is the
integrated project team
Design-Bid-Build
Design-Build
Segregated
services
Integrated
services
Choosing the Right Project Delivery
Considerations
Project profile/phasing - coordination requirements
Schedule flexibility
Owner profile/design control
Low initial cost
Establishing early price
Market Conditions
Ability to pre-qualify the contractor pool
D-B-B
D-B
Other
Pierce County Readiness Center
Pierce County Readiness Center
Pierce County Readiness Center
Pierce County Readiness Center
Team:
Owner: Washington Military Dept.
Design Builder/Contractor: Absher Construction
Company
Designer: WJA Design Collaborative
Engineer: BCE Engineers, Inc.
MADCC: $28,983,135.00
Size: 77,809sf, plus 16,000 vehicle storage building
Schedule: 670CD from NTP
SPSCC Lacey Campus Building 1
SPSCC Lacey Campus Building 1
SPSCC Lacey Campus Building 1
SPSCC Lacey Campus Building 1
SPSCC Lacey Campus Building 1
Team:
Owner: South Puget Sound Community College
Design Builder/Contractor: Korsmo
Construction Company
Designer: KMB Design
MADCC: $8,000,000.00
Size: 52,657sf
Schedule: 387CD from NTP
Thank you
Questions?