Tag: River Engineering

Mary Huisenga to Manage Ayres’ Stream and Stormwater Team

Mary Huisenga has been promoted to manager of Ayres’ Stream & Stormwater group. Huisenga, who is based in Fort Collins, Colorado, brings extensive experience as a watershed scientist and environmental planner, with a solid background in leading and managing multidisciplinary teams. Her strengths include driving strategic initiatives and fostering collaborative environments, and Anthony Alvarado, PE,… Read More »

What Is Riprap? And Why It Rocks!

What is Riprap? Riprap describes a range of rocky material placed along shorelines, bridge foundations, steep slopes, and other shoreline structures to protect from scour and erosion. Rocks used range from 4 inches to over 2 feet. The size of the rock needed on a project depends on the steepness of the slope and how… Read More »

Benefits of 2D Modeling for River Hydraulics

By Dusty Robinson, PE Two-dimensional (2D) hydraulic models are not new to the industry; they’ve been in use for close to 30 years. However, older 2D models required highly experienced users and the technology was expensive and cumbersome so they were typically only used on complex projects. Recently, advances in computer technology and 2D modeling… Read More »