Hartt Transportation runs tri-axle vans, among other things, in Maine, where such rigs may gross 100,000 pounds. Some tractors are specially spec’ed for pulling heavy water tankers, but normal road ...

Rumour has it that the big six-wheeler will be on show at Agritechnica in Hanover from 13 th – 17 th Nov. Video of another tri-axle tractor has also been doing the rounds on the internet. It shows an ...

Tridem-drive tractors, and maybe straight trucks with tri-drives, in Canada’s national agreement on truck weights and dimensions? Maybe. But not any time soon. There are too many technical issues and ...

WASHINGTON COUNTY, Pa. — The westbound lanes of Interstate 70 in Washington County shut down after a tri-axle rolled over on Friday afternoon. The crash happened at the Chestnut Street exit (Exit 15) ...

On August 1, 2011 a new air brake standard for three-axle tractors with Gross Vehicle Weight Ratings (GVWRs) up to 59,600 lbs. took effect. This rule applies to tractors invoiced after August 1, 2011.