Aggregate Base (AB) is typically made of a recipe of mixing different sizes of crushed rock together forming the Aggregate which has certain desirable properties. 3/4 inch Aggregate Base, Class 2, is used in roadways and is an aggregate made of a specific recipe of different sizes and quality of rock inclusive of 3/4 inch to fine dust. An aggregate is normally made from newly quarried rock, or it is sometimes allowed to be made from recycled asphalt concrete and/or portland cement concrete.
Aggregate Base is used as the base course under asphalt concrete pavement roadways, under portland cement concrete slabs and structural foundations, and as backfill material for underground pipelines and other underground utilities within a roadway.
Aggregate Base Course is often referred simply as AB.
Supply/delivery of 824 Cu.M. Aggregate Base Course for the Resurfacing of Unpaved Shoulder along Batangas-Lobo Road (Batangas City Section), Batangas Second Ld
Aug 06, 2013; Contract awarded for supply/delivery of 824 cu.m. aggregate base course for the resurfacing of unpaved shoulder along...
Purchase of Aggregate Base Course for the Repair, Rehab., Improvement of Damaged Natl. Road, Baler-Casiguran Road, K0305+200-K0343+720 at Intermittent Sections
Nov 13, 2013; Contract awarded for Purchase of Aggregate Base Course for the Repair, Rehab., Improvement of Damaged Natl. Road, Baler-Casiguran...