Common use of Coarse Aggregate Clause in Contracts

Coarse Aggregate. The coarse aggregate for concrete shall be natural gravel or crushed stone. It shall consist of hard, dense, durable uncoated rock fragments and shall meet the requirements of B.S. 882. Coarse aggregate for reinforced concrete shall be either graded aggregate or made up of a number of single size aggregates, with the largest particles not exceeding the following sizes: (a) 40mm, or (b) 1/3 of the smallest thickness of concrete members, or (c) 3/4 of the smallest space between reinforcement bars, whichever is the smallest. Coarse aggregate for non-reinforced concrete may contain particles up to 3”