The procurement route determines how design responsibility, risk and cost certainty are allocated. Procurement advice saves time and cost downstream.
Client appoints a design team to prepare detailed drawings before tendering. Maximum control over quality, good cost certainty. Suited to refurbishment and quality-critical projects.
Contractor takes design and construction responsibility. Transfers design risk, can be faster. An Employer's Agent administers the contract.
A management contractor manages construction with trade contractors. Flexibility and early involvement but less cost certainty. Suited to complex or fast-track projects.
Depends on design quality, cost certainty, speed and risk allocation. A contract administrator can advise on the most appropriate route.
Traditional with a fully detailed design. D&B offers good certainty once the contract is signed.
D&B generally because design and construction overlap.
The contractor develops a compliant design against the client's requirements.
Changing is disruptive and costly. Decide early based on clear priorities.