Gravel And Sand Supply
Coarsely crushed rock used for structural concrete mixes, pre-stress or pre-cast concrete products and asphalt concrete mixes. 10mm to 20mm: rizal, batangas, quezon: g-1: coarsely crushed rock used in concrete pavements, massive foundations, granular bedding/filler, and for asphalt concrete mix with coarser design specifications. 20mm to.Concrete is a common material used in a wide range of construction projects. it is used in setting fence posts, pouring driveways and even laying the foundation for a home. with so many different types of concrete mix available, understanding the differences is imperative to choosing the ideal material for the job. shop concrete.