Session No. 2C

Innovative Intersections and Interchanges

The session will focus on innovative solutions, current best practices, and lessons learned.

Moderator(s): Michael P. Mastaglio, P.E., PTOE, Urban Engineers

Modern Urban Roundabout at Frankford Ave, Trenton Ave, and York Street

  • Jeannette Quirus, P.E., PTOE, Director, Traffic Engineering, McCormick Taylor
  • Gustave Scheerbaum, P.E., Director — Strategic Initiatives, Department of Streets, City of Philadelphia

Missouri’s Experiences with Innovative Intersections: Roundabouts and Diverging Diamonds and Variations — Oh, My!

  • Ryan Hale, P.E., Senior Highway Designer, Missouri Department of Transportation (MoDOT)

Six Points Peanut Roundabout — Design of a Peanut-Shaped Roundabout to Address High Crash Rates and Fatalities at a Six-Legged Intersection in Rural Pittsgrove Township, Salem County, New Jersey

  • Adam Brown, P.E., Project Manager, Urban Engineers
  • Jason Simmons, Program Manager — Capital Planning and Local Project Development, South Jersey Transportation Planning Organization (SJTPO)


Jeannette Quirus is the Director, Traffic Engineering for McCormick Taylor, has 25 years of experience, and holds a Masters and Bachelors of Civil Engineering from the University of Pittsburgh. As the manager for the company’s traffic department; she coordinates traffic workloads, work sharing and staffing needs company wide. Quirus has extensive experience in project management and a wide range of traffic engineering activities ranging from studies and operations to final design. She is an active volunteer in professional societies, having served in elected positions including President of MASITE in 2007; President of Mid-Colonial ITE District in 2010; and elected a member of the Board of Directors for the Engineer’s Club of Philadelphia for 2010-2015. She currently chairs the Montgomery County Transportation Authority and sits on the Whitemarsh Township Authority.

Gustave Scheerbaum is Director of Strategic Initiatives for Department of Streets at the City of Philadelphia. With over 20 years of wide-ranging engineering design and program management experience in the private and public sides of the transportation industry, Scheerbaum currently leads special transportation projects, initiatives, and multimodal safety issues, and manages the City’s portfolio of Automated Enforcement funded safety programs. As an appointed member of PennDOT’s Transportation Advisory Committee, Scheerbaum served the Commonwealth of Pennsylvania for ten years participating in a number of state policy and guidance studies and chairing project subcommittees on behalf of the Advisory Committee and State Transportation Commission. He is a career bicycle commuter; a Penn State graduate in Civil Engineering and German; and a licensed Professional Engineer.

Ryan Hale has worked at the Missouri Department of Transportation (MoDOT) Kansas City District for 12 years. He focuses on geometric design and traffic modeling. Hale studies signal timings and problematic locations as potential inclusions in the Statewide Transportation Improvement Program. He often uses microsimulation to study alternative intersections. 

Adam Brown is a licensed PE in the state of New Jersey and has worked in the transportation field for nearly 20 years. A graduate of Lafayette College (Bachelor of Science) and Villanova University (Master of Science), Brown has worked his entire career with Urban Engineers. He has focused his expertise on Modern Roundabouts and has designed roundabouts for several counties throughout New Jersey including one for each MPO in that state as well as roundabouts in both Maryland and Connecticut.

Jason Simmons is the Program Manager for Capital Planning and Local Project Development at SJTPO, the Metropolitan Planning Organization for south Jersey. Simmons' role is to assist SJTPO’s subregional partners and participating agencies in the coordination of planning activities and adopt long-range plans to guide transportation investment decisions.

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Dec. 8, 2021

2:45 to 4:00 p.m.




The Transportation Engineering and Safety Conference (TESC) attracts professionals from throughout Pennsylvania, the mid-Atlantic region, and the country. It is an authoritative source of information on pressing issues from some of the foremost experts in transportation today.

Thomas D. Larson Pennsylvania Transportation Institute

201 Transportation Research Building

The Pennsylvania State University

University Park, PA 16802-4710

Phone: 814-865-1891