Example of Heavy- Duty Vehicles

A majority of on-road mobile emissions are generated from heavy-duty vehicles [1].  These vehicles are categorized as vehicles that have a gross vehicle weight rating (GVWR) over 14,000 pounds.

Examples of vehicles over 14,000 pounds GVWR include:

Bucket Truck

Delivery Truck

Dump Truck

Inner- City Tour Bus

Large Motor Home

Refuse Hauler

School Bus

Stake Truck

Step Van



Tanker Truck

Tow Truck

Tractor-Trailer Rig

Transit Bus

  1. Air Quality Handbook, Page 9