Project Engineer | Iowa Transportation
Erin Tyrrell is a Project Engineer for HR Green’s Transportation Business Line.
Erin is experienced in roadway design, drainage design, project management, and construction observation. Her experience with roadway design ranges from major interstates and interchanges to local roads and intersections. With her array of project experience, Erin also has a strong background in roadway geometrics, storm sewer design, construction staging, and utility relocation coordination. She maintains strong communication with the client throughout design and construction. Erin is proficient with Microstation/Geopak and familiar with SUDAS, Iowa DOT, and Texas DOT design manuals and specifications.