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A bill of quantities is a document used in tendering in the construction industry in which materials, parts, and labor (and their costs) are itemized. It also (ideally) details the terms and conditions of the construction or repair contract and itemizes all work to enable a contractor to price the work for which he or she is bidding. The ...
Typical Lump Sum Contract Structure. A lump sum contract in construction is one type of construction contract, sometimes referred to as stipulated-sum, where a single price is quoted for an entire project based on plans and specifications and covers the entire project and the owner knows exactly how much the work will cost in advance. [1]
Bill of materials (BOM) - a list of materials required for the construction of a project or part of a project, which may include quantities. Bill of quantities (BOQ) - a document used in tendering in the construction industry in which materials, parts, and labor (and their costs) are itemized. It also (ideally) details the terms and conditions ...
The cost contingency which is included in a cost estimate, bid, or budget may be classified as to its general purpose, that is what it is intended to provide for. For a class 1 construction cost estimate, usually needed for a bid estimate, the contingency may be classified as an estimating and contracting contingency.
Construction bidding is the process of submitting a proposal to undertake, or manage the undertaking of a construction project. The process starts with a cost estimate from blueprints and material take offs .
A cost plus contract states that a client agrees to reimburse a construction company for building expenses such as labor, materials, and other costs, plus additional payment usually stated as a percentage of the contract's full price. This type of construction contract is an alternative to lump sum agreements.
The costs which are applied to the line-item quantities may come from a cost book (either internal or external) or cost database. For construction contractors or construction managers it is important to track and compile past data of trends, completed projects, production factors, equipment changes, and various labor markets. [32] Sample labor ...
Bids can be based on the quantities of materials in the completed construction (e.g., as in the UK with bills of quantities), the operations needed to build it (e.g., as in operational bills), or simply as a lump sum cost; however, these bid requirements are elucidated within the bid documents.