Also known as road and highway “patchwork,” full-depth repair involves cutting out and replacing damaged sections of concrete. When these “patches” are many and far apart, dowel pin drilling can be ...

Mainly used for rapid manual assembly and disassembly, quick-release pins use a mechanism to provide a locking action. They use a clearance fit in holes formed to nominal diameters and are divided ...

Assemblies can be held together in many ways: bolts, rivets, screws and retaining pins, to name a few. Pinning represents one of the most economical fastening methods available. Pins generally cost ...

The Federal Railroad Administration (FRA) recently issued two new safety advisories, one concerning king pin assemblies in highway-rail grade crossing warning systems, and another focused on ensuring ...