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Human Factors and Ergonomics Tests and Testing Truck and Bus Brake Systems Committee Automotive Pressure

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Standard

BRAKE SYSTEM ROAD TEST CODE—TRUCK, BUS, AND COMBINATION OF VEHICLES
1978-03-01
HISTORICAL
J786A_197803
This SAE Recommended Practice establishes a uniform procedure for the level road test of the brake systems of new trucks, buses, and combination of vehicles designed for roadway use and falling in the following classifications: Light trucks and buses: 6001-10,000 lb (2700-4500 kg) gvw Truck and bus: Over 10,000lb (4500 kg) gvw Combination of vehicles (towing vehicle over 10,000 lb (4500 kg) gvw)
Standard

Brake System Rating Test Code - Commercial Vehicles
2011-10-05
HISTORICAL
J880_201110
This code is intended for commercial vehicles over 4500 kg (10 000 lb) with brake systems having typical service pressure ranges 0 to 14.1 mPa (0 to 2050 psi) hydraulic or 0 to 830 kPa (0 to 130 psi) air and is not directly applicable to vehicles with other systems. Air over hydraulic systems are to be tested as air systems.
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.
Standard

Trailer Grade Parking Performance Test Procedure
2002-12-20
HISTORICAL
J1452_200212
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.
Standard

TRAILER GRADE PARKING PERFORMANCE TEST PROCEDURE
1995-09-01
HISTORICAL
J1452_199509
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.
Standard

Trailer Grade Parking Performance Test Procedure
2018-11-12
CURRENT
J1452_201811
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 upgrade directions.
Standard

PARKING BRAKE DRAWBAR PULL TEST PROCEDURE—COMMERCIAL VEHICLE
1995-08-01
HISTORICAL
J1729_199508
This SAE Recommended Practice provides a test method and instructions for measuring performance of parking brakes on air- or hydraulic-braked vehicles equipped with in-wheel or drive-line parking brakes. This procedure applies to truck, tractor, trailer, and bus.
Standard

Drawbar Pull Performance Criteria
2000-09-29
HISTORICAL
J2503_200009
This SAE Performance Criteria code applies to vehicles that are tested in accordance with SAE J1729 and SAE J1626.
Standard

TRUCK AND BUS GRADE PARKING PERFORMANCE TEST PROCEDURE
1995-09-01
HISTORICAL
J360_199509
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 vehicle 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.
Standard

Truck and Bus Grade Parking Performance Test Procedure
2020-08-19
CURRENT
J360_202008
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 vehicle 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.
Standard

Truck And Bus Grade Parking Performance Requirements
2004-01-22
HISTORICAL
J293_200401
This SAE Recommended Practice establishes minimum performance requirements for trucks, buses, truck-tractors, full trailers, and semitrailers with gross vehicle weight ratings greater than 4540 kg (10 000 lb) with regard to: a Vehicle classification b Vehicle load c Percent grade d Application force
Standard

VEHICLE GRADE PARKING PERFORMANCE REQUIREMENTS
1995-09-01
HISTORICAL
J293_199509
This SAE Recommended Practice establishes minimum performance requirements for trucks, buses, truck-tractors, full trailers, and semitrailers with gross vehicle weight ratings greater than 4540 kg (10 000 lb) with regard to: a Vehicle classification b Vehicle load c Percent grade d Application force
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