Traffic Engineering

Peng Zhu, PhD, PE, PTOE

Traffic Practice Director

Peng brings over 15 years of experience working closely with state, county, municipal agencies and metropolitan planning organizations on a variety of transportation initiatives. He has expertise in traffic operations analysis, such as intersection, corridor and network analyses, traffic impact studies, and safety studies.  His simulation modeling experience ranges from traffic to transit, from freeways to arterials, and from corridors to grid networks. He has also completed numerous planning projects, including ITS master plans, growth management studies, corridor and network analyses, traffic forecasts, concept developments, interchange access documents, multimodal Level of Service analyses, mobility performance measures, and big data analyses.

Peng has also participated in various traffic engineering, general planning, congestion management, and transit program enhancements throughout south Florida. With proven working relationship with state DOT’s and local municipal clients, Peng will be integral in growing our client satisfaction throughout our various markets.

Peng is a registered Professional Engineer in Florida, Texas and Minnesota. He has also recently obtained his Professional Traffic Operations Engineer (PTOE) lincensure. Peng holds a Ph. D in Transportation Engineering from Florida International University and a Bachelor of Science in Structural Engineering from Southeast University in China.

David Bost, PE

Western Carolinas Traffic Leader

David brings  over 14 years of traffic experience including traffic safety studies, traffic signal design, bus and bike lane designs, and signs and marking for new school zones.

Prior to joining SEPI, David served the Charlotte Department of Transportation for over 10 years. During his time there, he wrote several technical documents, managed and designed over 30 signal modifications and new signals, implemented new school zone flashers, managed signal work for Land Development projects, and designed and implemented the first pilot bus/bike lane and bus platforms in Charlotte.

David is a registered Professional Engineer in both North Carolina and South Carolina.  David holds a Masters degree in Engineering from the University of North Carolina at Charlotte and a Bachelor of Science in Environmental Sciences from the University of North Carolina at Chapel Hill.

Buddy Murr, PE

Senior Project Manager

Buddy has 35 years of experience, 32 of which were spent with the NCDOT. He is proficient in the design and operations of traffic signals as well as preparation of traffic signal plans, specifications, and estimates (PS&E).

He is also knowledgeable in the preparation of signal communications PS&Es and has experience managing engineering staff and ensuring compliance with state and federal regulations.

Buddy holds a BS in Civil Engineering from North Carolina State University.

John Rowe, PE

Traffic Signal Engineer

Steve Miller, PE

Associate | Traffic Design Manager

Steve has 16 years of experience and is highly skilled in the design and coordination of transportation management plans (TMPs), signing plans, work zone traffic control, and pavement markings. Steve is qualified in TMP work zone levels of significance 1-4 and has completed traffic control design for interstates, rural and urban road widenings, and bridge structures statewide.

Steve’s expertise spans traffic operations for multimodal facilities including detour design, temporary signing and delineation, and phased construction methods for maintaining traffic flow and pedestrian safety.

Prior to joining SEPI, Steve held civil engineering positions in the private sector and with the NCDOT’s Work Zone Traffic Control Unit.

Steve holds a BS in Civil Engineering from Pennsylvania State University and is a member of the American Council of Engineering Companies (ACEC).