What is the key benefit of having a detailed Bill of Quantities?

A detailed Bill of Quantities (BoQ) serves as a pivotal document in construction projects, streamlining the bidding process for contractors. By providing precise measurements and specifications of all the items required for the project, it enables contractors to accurately assess the extent of work involved and prepare their bids accordingly. This clarity helps to ensure that all bidders are pricing the same work, which fosters competitive and fair bidding.

Moreover, the standardized format of a BoQ allows contractors to focus on their pricing without ambiguity regarding project requirements, reducing discrepancies in understanding the project's scope. This ultimately leads to a more efficient bidding process, as contractors can quickly and accurately calculate costs based on the detailed quantities provided.

While the other options might touch on aspects of project management and bidding, none capture the essential role of the BoQ in simplifying and facilitating the bidding process as effectively as the correct response.