Tag: Erosion

Inspectors Make Sure Gorgeous Bridges Are Safe Bridges

By Rick Maslyn, CBI MSN.com recently compiled a listing of “Gorgeous Photos of Bridges in Every State.” The photos range from suspension and cable-stayed bridges crossing major water bodies to pedestrian bridges in parks. What unites these and most of the approximately 600,000 structures in the United States is that they are safe because they… Read More »

Best Management Practices for Stormwater Runoff Facilities: Detention vs. Retention

April showers bring more than May flowers. Snow melt and springtime rains also bring stormwater runoff pains. Why is stormwater runoff a problem? Stormwater runoff impacts two areas: water quantity and water quality. When vegetative surface cover is replaced with streets and buildings, the rate of stormwater runoff, which starts as precipitation (rain, sleet, and… Read More »

River Hydraulics in Steep Canyon Environments

This is a view of US 34 within the Big Thompson Canyon during the final repair phase in late 2017. By John Hunt, PE; Will deRosset, PE, CFM; and Anthony Alvarado, PE, CFM The September 2013 flood in Colorado devastated the northern Front Range, causing widespread damage to critical infrastructure and transportation networks. Hundreds of… Read More »