Standard
Trailer Grade Parking Performance Test Procedure
2011-06-16
HISTORICAL
J1452_201106
This SAE Recommended Practice establishes methods to determine grade parking performance with respect to: a Ability of the parking brake system to lock the braked wheels. b The trailer holding or sliding on the grade, fully loaded or unloaded. c Applied manual effort. d Unburnished or burnished brake lining friction conditions. e Down and up grade directions.