AAR Technical Services

Technical Services Working

Arbitration & Rules

Asset Health Strategy

Brake Systems

Car Repair Billing

Coupling System & Truck Castings

Damage Prevention & Freight Claim

Equipment Engineering

Equipment Health Monitoring

Intermodal Car Performance

Intermodal Operations


Locomotive Repair Billing & Interchange Rules

Open Top Loading Rules

Quality Assurance Committee

Specially Equipped Freight Car

Wheels, Axles, Bearings & Lubrication

Brake Systems Committee

It is the responsibility of the BSC to establish, improve and maintain brake system interchange standards and rules, and to certify and monitor
the performance of new brake system equipment. The Braking Systems Committee Manager can answer questions concerning freight car air brake component issues.

Devin Sammon

Devin Sammon

Manager, Brake Systems Committee

Transportation Technology Center, Inc

55500 DOT Road Pueblo, CO 81001

Phone: 584-0702 | FAX: 719-585-1895 | email: Devin_Sammon@aar.com

AAR Member Railroads

CSX (Chair)
UP (Vice Chair)

Associate Members




Field Manual

RULE 3 - Testing of Air Brakes

RULE 4 - Air Brake Valves and Parts

RULE 5 - Air Brake Hoses, Hose Supports, and Train Lines

RULE 6 - Brake Beams

RULE 7 - Brake Beam Hangers, Brackets, Wear Plates and Brake Connection Pins, Hanger Pins or Bolts

RULE 8 - Automatic Slack Adjuster

RULE 10 - Brake Beam and Bottom Rod Supports

RULE 11 - Brake Levers, Guides and Brake Connection Rods

RULE 12 - Brake Shoes and Shoe Keys

RULE 13 - Hand Brakes - Geared and Non-Geared

Manual of Standards and Recommend Practice

Section E Brakes and Brake Equipment
Section E Part II Electronically Controlled Brake Systems