Asphalt Definitions and Terms

Home Knowledge Base Asphalt Terms Voids in Total Mix

Latest Posts

Mill & Overlay Best Practices Every Local Agency Should Know

TxDOT Letting Report November 2026

Accelerated Construction Success

The Road Ahead

The Asphalt Rulebook is Always Being Rewritten

Voids in Total Mix

Voids in Total Mix (VTM) refers to the total empty spaces (air pockets) in a compacted mix expressed as a percentage of the total solid volume.