447. Extent of power to delegate.

447.     Extent of power to delegate.

The employment of an architect or engineer being usually a personal contract, he cannot delegate his duties entirely1, but he need not individually go into every matter in detail2, and may make use of the skill and labour of others in the performance of his duties3. The ordinary course of business would make it unreasonable and impossible for the architect or engineer to be constantly on the site, supervising the construction of every part of the works, and taking upon himself the functions of a clerk of works (or a project