Truck or trailer configuration with four axles. Allows for higher legal weight limits in many jurisdictions.
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Start QuizAdditional fees beyond the basic freight rate for extra services provided during transport. These can include detention, layover fees, fuel surcharges, or special equipment requirements.
A suspension system in trucks that uses air-filled bags instead of conventional steel springs. This provides a smoother ride and better protection for sensitive cargo.
A return trip carrying cargo after completing a primary delivery. Helps maximize efficiency and revenue by avoiding empty miles on the return journey.