25 May 2005
greatly from a conventional invitation for bid package. Refer to part 5 of USACE's
Guidance for Firm Fixed-Price Design-Build Construction Contracts for a discussion of
some modifications for Special Contract Requirements.
GOVERNMENT/CONTRACTOR D-B ROLES. There are no inherent
"design-build" roles and responsibilities simply because a contract is called design-build.
To increase the probability of a successful D-B contract, it is necessary that both the
Government and Contractor have a clear understanding of their respective roles,
responsibilities, and risks. The general descriptions of the D-B roles in paragraphs 1-5.1
and 1-5.2 may change to meet the requirements of individual projects.
Clearly establish the roles of the Government and Contractor in the
Express the intent of the design and provide an adequate and
complete facility design/construction scope and criteria in the RFP.
Establish execution requirements (e.g., customer schedule, customer
operations, and any constraints on Contractor work, Contractor
submittals, permits, special work acceptance requirements) and
identify appropriate requirements in the RFP.
Monitor design and construction during the project implementation for
Respond quickly to the design and construction needs of the
Contractor to avoid slowing down or otherwise impeding the
The Government must not assume responsibility for the design
adequacy by "approving" design or construction submittals, except to
approve requested deviations from the contract when acceptable and
appropriate. The Government's role changes from reviewing designs
and submittals for technical adequacy for design-bid-build projects to
reviewing for conformance with the contract on D-B contracts.
D-B Contractor Role
Whether the prime is the designer or Contractor, or both, its role in a D-B
contract is expanded from the conventional design-bid-build to include the following:
Integrated schedule for design and construction
Extensions of designs
Permit preparation (sometimes application)