Fleet glossary
What is Reefer?
Industry shorthand for a refrigerated trailer. Reefers carry temperature-sensitive freight and are commonly monitored with environmental sensors for temperature and humidity.
Related terms
Keep going.
PTO (Power Take-Off)
A mechanism that lets a truck's engine power auxiliary equipment: a dump bed, a boom, a pump. PT...
Deadhead miles
Miles a truck drives empty, after a delivery, on the way to the next pickup. Deadhead burns fuel...
Cold chain
The unbroken sequence of temperature-controlled storage and transport that keeps perishable good...
Dwell time
How long a vehicle or trailer sits in one place: at a dock, a yard, or a jobsite. High dwell tim...