Asphalt: What’s It Made Of?

What’s The Difference Between HL3, HL3a, HL5 and HL8 Asphalts And What Are They Used For? Asphalt is a versatile material used in various construction projects, particularly in road construction. The terms HL5, HL8, HL3, and HL3a refer to different types or grades of asphalt mixtures commonly used in pavement construction. Here’s an explanation of […]