Sam Tignor, PE

Sam Tignor, PE

Sam leads Gorove Slade’s design team for the DC and Bethesda offices. Working primarily out of Bethesda, Sam has multiple years of experience working in both private and public sector transportation design projects. Sam has expertise in traffic signal design, roadway...

Kat Ritzmann

Kat joined Gorove Slade with six years of transportation and roadway design experience, specializing in intersection reconstruction and ADA-compliant design. Since joining the firm’s Washington, DC office nearly two years ago, she has broadened her technical expertise...
Birat Rijal

Birat Rijal

Birat is a Transportation Engineer based in our Bethesda office. He is part of the Transportation Modeling team and is involved in a variety of projects around the DMV area, from traffic impact studies and parking studies to campus transportation plans. Birat has...

Erin Lin

Erin supports the DC and Northern Virginia markets. With three years of experience in transportation engineering and planning projects, her work includes campus master planning, traffic impact analysis, and multimodal transportation studies. Erin is skilled in ArcGIS...

Michael King

Mike works on projects for Gorove Slade from the Alexandria, VA office and his work is concentrated in Alexandria and Arlington County. He has skills in Synchro and AutoCAD and enjoys working on traffic impact analyses and signalized intersection designs. He is a member...
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