It consists of mineral aggregate bound together with bitumen (a substance also independently known as asphalt, pitch, or tar), laid in layers, and compacted.

Mar 18, 2025 · Asphalt is a mixture of bitumen (a thick, tar-like substance) and aggregates like sand, gravel, or crushed stone. This combination creates a strong, flexible surface that can handle heavy …

Dec 10, 2025 · Petroleum asphalt is produced in all consistencies from light road oils to heavy, high-viscosity industrial types. Asphalt softens when heated and is elastic under certain conditions. The …

Did you know asphalt comes in different types? Hot mix asphalt (HMA) stays heated during installation, while cold mix asphalt (CMA) cures faster and doesn’t require heat.

This online directory of asphalt paving companies is offered as a convenience to pavement owners, designers and general contractors in finding quality asphalt contractors in the state of Ohio.

Mar 4, 2025 · Asphalt is a composite material used for paving surfaces for walking and driving. It is made of aggregate materials—such as crushed rocks, sand, and gravel—and bitumen, a sticky, …

NAPA advances the asphalt pavement industry through leadership, stewardship, and member engagement to support sustainable transportation infrastructure that paves the way for thriving …

Dec 6, 2024 · Asphalt is a widely used material in construction, known for its durability, flexibility, and versatility. Commonly seen in roads, pavements, and roofing, asphalt is a composite mixture of …

Feb 12, 2025 · Asphalt is a composite material made up of mineral aggregates and bitumen used for roads, parking lots, and airports. Learn what asphalt is made of and where it is commonly used. Find …

Asphalt is a dark brown to black, highly viscous, hydrocarbon produced from petroleum distillation residue. This distillation can occur naturally, resulting in asphalt lakes, or occur in a petroleum …