Tag: Superelevation Correction

How to Make Curves Safer: High Friction Surface Treatment One of Many Options

The I-43/I-41 HFST shows up as a texturized surface that improves grip on this curved fly-over ramp. Verville Roth By Phillip Verville III, PE, and William Roth, PE Traveling down a straight stretch of highway generally is not a high-risk endeavor. Throw in a curve and some rain or snow, though, and your chances of… Read More »