Construction, infrastructure and engineering

All industries

Construction procurement must connect the award process to a buildable scope, realistic programme and workable allocation of risk. Incomplete design or uncertain site information can cause disputes long after a formally correct tender.

Choose the package structure

Separate works from architectural and engineering services, and consider the relationship between trade lots, functional packages and a general-contractor model. Record the reasons for the chosen structure. Estimate the overall project correctly when testing EU thresholds; a domestic permission for an individual trade is a different question.

Prepare a dependable tender

Identify the design status, site conditions, interfaces, access constraints and required approvals. Decide which quantities are fixed, estimated or subject to measurement. Requirements for alternative proposals should explain the minimum technical conditions and evaluation approach. A bidder should raise contradictions between drawings, specifications and the pricing schedule before submitting an offer.

Assess price and deliverability

Use the announced criteria to assess programme, methodology and commercial terms. Investigate an unusually low price through the proper process rather than rejecting it on intuition. Examine assumptions on temporary works, logistics and subcontracting. The evaluation record should explain why the proposed approach satisfies the tender and how any quality score was reached.

Control changes and claims

Maintain a clear record of instructions, quantities, delay events and contract amendments. A contractual entitlement to payment and permission to modify a public contract are related but separate issues. Review scope changes and extensions before ordering them. Plan the evidence needed for disputed variations and final-account negotiations from the start.

Three practical situations

  • A school is refurbished while occupied: allocate access and safety constraints clearly.
  • A bridge project is split into lots: coordinate interfaces and aggregate valuation.
  • A ground-condition change causes additional work: assess both contractual compensation and procurement modification.

From tender review to contract delivery

We assess the procurement documents and the proposed delivery model together. For bidders, the first questions are eligibility, technical compliance, commercial exposure and deadlines. For authorities, they are a lawful route, comparable offers and a contract that can be managed after award. Provide the specification, pricing schedule and draft terms so these issues can be reviewed as one package.

Official sources and further reading

Editorial review: 12 November 2026. Apply the rules and transitional provisions governing the start of the individual procedure.

Discuss your procurement project

Send the notice, tender documents, relevant correspondence and the next deadline. We assess the legal route, the work required and the proposed fee before taking further steps. For proceedings abroad, the scope of local-law advice and any involvement of local counsel are agreed for the specific matter.

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