Asphalt must never be overheated. Overheating damages the bitumen binder, leading to premature cracking and brittle pavement.
If a design dictates a 40 cm thick Aggregate Base Course, it must be placed in three separate layers to avoid inadequate layer compaction. 3. Portland Cement Concrete Pavement (Item 311) material engineer reviewer dpwh philippines updated
Earthworks lay the foundation for all infrastructure. You must master the physical and engineering properties of soil. Asphalt must never be overheated