It also makes winter maintenance operations more difficult. This problem seems to be more significant for the B trains because the ratio between the tractor tandem load and the total mass is lower than for other types of vehicles. However, there are various mechanisms on the market designed to improve the vehicles' tractive capacity. Bibliographic research on the various methods used to determine a traction system's performance is conducted. Tests are then conducted on a track about ten feet wide, with half of its length covered with ice and the other half with gravel.
Trucks equipped with different traction systems are to pull a pull sled.
An acquisition system and a load cell complete the test set-up. A final report is deposited after the results are analysed. This page is also available in 97 for Windows format.