Municipalities across America face an ongoing challenge when maintaining large diameter sewer pipes. As time passes, mud, sludge, sand, and gravel can accumulate along the bottom of the pipe, ...

Fiber architecture, using continuous and chopped glass, mimics an I-beam for axial strength, without the need for axial or helical fibers. Improved glass sizing and toughened resin result in greater ...

This file type includes high resolution graphics and schematics. Piping systems are often not self-supporting because of routing, length, and weight factors. Weight loads include the weights of pipes, ...