Heavy-haul freight trains require fully charged brakes. When operating a train on a downgrade, brake usage levels on individual cars climb, equipment heats up, and braking power levels can drop ...

Semi air brakes rely on compressors, reservoirs, dryers, valves, brake chambers, pushrods, and S-cams to move shoes or pads ...

It’s impossible to fix something without understanding how it’s supposed to work. Brake system repair decisions can be difficult to make, and costly to execute, without a basic understanding of system ...

September 2014 marks the start of a year-long New York Air Brake celebration “honoring 125 years of making freight railroads safer and more productive,” according to NYAB President Mike Hawthorne. The ...

Autonomous vehicles and battery-electric trucks are no longer figments of engineers’ imaginations. They are poised to reshape almost everything we know about building and operating heavy trucks — ...

As much as I enjoy driving tractor-trailers, one thing that has irked me for many years is the parking brake valves on the dashboard. The two push-pull valves -- the yellow one for tractor brakes and ...

The electronically controlled braking system (EBS or ECBS), also called electro-pneumatic braking or brake-by-wire, has been waiting in the wings for several years. It’s still back there but, ...

Plumbing up a trailer with air-brakes might be almost as simple as tying your laces, but it’s a different story with tractor pneumatics. While the system itself is beautifully straightforward in ...

The Mining Safety and Health Administration offers some pretty sobering statistics and investigations. Take one recent incident, for example. A 50-year-old haul truck operator was fatally injured ...

US & Canada, Jan. 15, 2025 (GLOBE NEWSWIRE) -- According to a new comprehensive report from The Insight Partners, “the global Heavy Commercial Vehicle Air Brake Systems Market Size and Forecast (2021 ...

Air-brake systems are subject to excessive oil contamination. As reliable as they are, vehicle compressors can and do fail. One form of announcing this problem to the diagnostic technician is the ...