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Corrinne joined DGL in 2013 and became a partner in 2023. She has significant experience with signal timing analyses; traffic studies with an emphasis on access management; traffic control; signal designs; and lighting design. Corrinne has knowledge of design of signal support structures as well as utility clearance requirements. She specializes in traffic and safety projects, including HSIP Studies and Safe Routes to School (SRTS), downtown corridors, access management, and transportation plans. Corrinne provides an analysis of vehicular and pedestrian movements within busy corridors, as well as with school aged children and their paths to/from school. She has worked with communities to obtain grant funding for Safety, SRTS, Small City & Transportation Alternatives programs. In addition to her traffic related experience, Corrinne has provided professional experience on various transportation projects including interstate widening, interchange modifications, arterial widening, and intersections, and is a 2023 graduate of the American Council of Engineering Companies (ACEC) Rising Leader class. Her expertise is further exemplified with PTOE, PTP and RSP1 certifications which are designed to protect and promote public safety and welfare.

Contact

Home Office

Maumee, OH, USA

Joined Industry

2013

Joined DGL

2013

Registrations

Professional Engineer (PE): Ohio, Indiana, Michigan
Professional Traffic Operations Engineer (PTOE)
Professional Transportation Planner (PTP)
Road Safety Professional (RSP) Level 1

Education

BS, Civil Engineering
The University of Toledo

Corrinne M. Lochtefeld Staff Photo

Corrinne M. Lochtefeld, PE, PTOE, PTP, RSP1

Principal
Project Manager

Our Principals

Laurie L. Adams Staff Photo

Laurie L. Adams

Managing Principal

Senior Project Manager

Ahmed E. Hamid Staff Photo

Ahmed E. Hamid

Senior Principal

Director of Technical Services

Joshua J. O'Neil Staff Photo

Joshua J. O'Neil

Senior Principal

Senior Project Manager

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RJ Lumbrezer

Senior Principal

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Amy L. Zimmerman

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Nicholas B. Lake Staff Photo

Nicholas B. Lake

Principal

Senior Project Manager

Corrinne M. Lochtefeld Staff Photo

Corrinne M. Lochtefeld

Principal

Project Manager

Kyle W. Layton Staff Photo

Kyle W. Layton

Principal

Project Manager

Jerry W. Curry Staff Photo

Jerry W. Curry

Principal

Survey Manager

Scot A. Morehouse Staff Photo

Scot A. Morehouse

Senior Principal

Senior Project Manager

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