olemus
(4a) veos/vedu sihtkohast, tühjalt tagasisõidu vältimiseks
(4b) tagasisõit veo sihtkohast

Wiktionary:
noun
1. (transport) a return trip after delivery of cargo
Low rates for backhaul account for the huge volume of waste paper shipped to Asia from the US.

Merriam-Webster:
noun
1: the return movement of a transportation vehicle from the direction of its principal haul especially transporting a shipment back over part or all of the route
verb
1 transitive + intransitive : to pick up (something) at one of the stops along a delivery route and transport it over part or all of the return route
// The grocer has its own recycling facilities where materials to be recycled are backhauled to its distribution centres.
// As shipping rates increase, backhauling empty containers makes less economic sense.
// … they also attempt to maximize backhauling, in which goods from a supplier are picked up on a truck's return trip to a distribution center, to reduce the number of empty miles driven.

https://en.wikipedia.org/wiki/Backhaul_(trucking)