They're also saving themselves $25 million in the fuel it takes to keep those trucks idling.
We heard a quick horn toot at the street and saw the local towing company with a flatbed truck idling at the curb.
It swung through the chill air and dropped slowly down to a wooden crate lashed to a flatbed truck idling on the road.
Everywhere he goes, he said, he still sees trucks idling unattended and others with deadly chemicals but no locks on the valves.
It was a sign of the times that there was only one logging truck idling at the light.
Seated in the truck with both windows down and the engine idling quietly, he tried to guess what had to be happening inside.
They cram in as many trips as they can, and only a near blizzard can keep the trucks idling.
He turned to see his father's white truck idling at the curb.
There were trucks loading and idling all night.
Through the upside down V between his legs, I saw the truck idling on the side of the road, the other refugees climbing down the rear ladder.