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Turnkey construction: from plot decisions to handover

Turnkey construction means more than receiving a finished building. Design, budgeting, execution, inspection and handover responsibilities need to be defined together. For a home or commercial building in Düzce, the first step is to turn expectations into a measurable scope of work.

YASEL İnşaat · Construction Journal

Turnkey construction: from plot decisions to handover

Write a clear project brief

A room count is not a complete brief. Occupancy, accessibility, storage, parking, workspaces and future changes should be considered together. Area and cost commitments should follow an assessment of the plot and its planning conditions. The first meeting should produce a decision log, a list of missing information and named responsibilities.

Compare the boundaries of each proposal

Comparing total prices alone can be misleading. State whether ground investigations, design, permit coordination, utility connections, landscaping and fixed fittings are included. Performance specifications and installation methods matter alongside brands. A separate exclusions schedule helps prevent disputes caused by different assumptions.

Connect the schedule to decisions

A useful schedule contains more than start and finish dates. Design approvals, long lead items, structural work, system testing and acceptance milestones should be visible. Client selection deadlines also belong in the programme. Changes should be evaluated for cost and time and approved in writing before implementation.

Complete handover with records and checks

At handover, prepare a snagging list for shared and individual areas. Assemble operating information, product warranties, test records and construction documentation. Compare the completed work against the contractual scope. Occupancy permission and other administrative requirements should be coordinated with the responsible professionals for the particular project.

Example: handling a specification change

If a client changes the window system midway through a project, the assessment goes beyond product price. Opening dimensions, installation details, lead time and facade interfaces also need review. A change record should show the previous and proposed scope, cost difference and programme impact. Check technical compatibility before ordering. The record also explains the agreed selection at handover.

Prepare for your project discussion

Scope and exclusions; material performance schedule; decision deadlines; payment milestones; handover documents.

Bring this list with your plot or building documents. Separate verified information from assumptions. At the first discussion, clarify scope, decision-making authority and the next assessment step.

A common question

Can the same solution be used for every project?

No. Plot, use, ground, existing work and official conditions differ. This guide supports preparation; implementation requires assessment by the responsible professionals.

General information; not an engineering report, legal advice or quotation.

Next article: How to take over an unfinished construction project →
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