Fleet glossary
What is Cold chain?
The unbroken sequence of temperature-controlled storage and transport that keeps perishable goods safe from origin to delivery, and the documentation proving it never broke.
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...
Reefer
Industry shorthand for a refrigerated trailer. Reefers carry temperature-sensitive freight and a...
Deadhead miles
Miles a truck drives empty, after a delivery, on the way to the next pickup. Deadhead burns fuel...
Dwell time
How long a vehicle or trailer sits in one place: at a dock, a yard, or a jobsite. High dwell tim...