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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, Project Manager and Principal  at DGL Consulting Engineers

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

Principal
Project Manager

Our Principals

Ahmed E. Hamid, Managing Principal and Director of Technical Services at DGL Consulting Engineers

Ahmed E. Hamid

Managing Principal

Director of Technical Services

Joshua J. O'Neil, Senior Project Manager and Senior Principal  at DGL Consulting Engineers

Joshua J. O'Neil

Senior Principal

Senior Project Manager

RJ Lumbrezer Survey Manager and Senior Principal at DGL Consulting Engineers

RJ Lumbrezer

Senior Principal

Survey Manager

Amy L. Zimmerman, Senior Project Manager and Principal at DGL Consulting Engineers

Amy L. Zimmerman

Principal

Senior Project Manager

Nicholas B. Lake, Senior Project Manager and Principal  at DGL Consulting Engineers

Nicholas B. Lake

Principal

Senior Project Manager

Laurie L. Adams, Senior Principal and Senior Advisor

Laurie L. Adams

Senior Principal

Senior Advisor

Corrinne M. Lochtefeld, Project Manager and Principal  at DGL Consulting Engineers

Corrinne M. Lochtefeld

Principal

Project Manager

Kyle W. Layton, Project Manager and Principal  at DGL Consulting Engineers

Kyle W. Layton

Principal

Project Manager

Jerry W. Curry, Survey Manager and Principal  at DGL Consulting Engineers

Jerry W. Curry

Principal

Survey Manager

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