Asphalt Definitions and Terms

Home Knowledge Base Asphalt Terms Aggregate

Latest Posts

President’s Message

Building a Thriving Asphalt Pavement Ecosystem

Regionalization: TXAPA’s Bold Next Step

Introducing Apex: A TxDOT Quality Initiative for Asphalt Pavements

TxDOT Letting Report 2025 October

Aggregate

Aggregate is a hard inert granular material of mineral composition such as sand, gravel, slag, or crushed stone, used in pavement applications either by itself or for mixing with asphalt mixing in graduated fragments.