Ryan Rohlfing has earned his Colorado professional engineer license and has received a promotion within Ayres’ Western Division. Rohlfing, whose new title is hydraulic engineer, joined Ayres in January 2020 and provides clients analysis and design services on water resources and civil engineering projects.

Rohlfing’s duties include hydraulic and hydrologic analysis and modeling, report writing, data management, report preparation, technical support, CADD work, and field data collection. Rohlfing has experience providing SWMM modeling, site design, drainage analyses for detention ponds and outlet structures, trail and bridge project coordination, hydraulic and hydrologic analysis of riverine and tidal bridges, roadway and sidewalk design, railroad crossing design, and storm sewer and water main design.

“Ayres’ national leadership in hydraulic engineering and analysis is well known,” says Rex Bell, vice president. “Ryan offers our clients the next generation of innovative yet practical engineers as Ayres continues to strengthen its commitment to a discipline that is critical to public safety and infrastructure sustainability.”

Rohlfing – based in our Fort Collins, Colorado, office – earned his Colorado professional engineer licensure in January. He holds a bachelor’s degree in environmental engineering from Colorado State University.