Last edited 23 Jan 2018

Order of cost estimate

An order of cost estimate may form part of the initial build-up to the cost planning process. It involves determining the possible cost of a building project, early in the design stage before a full set of working drawings and bill of quantities have been prepared.

The purpose of an order of cost estimate is to establish affordability for the client, by looking at whether the proposed project is affordable and what a realistic budget might be.

Methods for preparing order of cost estimates are set out in the New Rules of Measurement:

A wide range of information may be required from the parties to the project to prepare an order of cost estimate:

From the employer:

From the architect:

Information can also be provided by the services engineer, structural engineer, and other consultants if these have been appointed.

The key constituents of an order of cost estimate are typically:

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