Buckholz Traffic

Buckholz Traffic

Jeffrey Buckholz, PhD, PE, PTOE

3585 Kori Road Jacksonville, FL 32257

About the Expert

Design engineer with 40 years of hands- on experience in traffic engineering, 30 running my company. Expert in traffic signal operation, signing & pavement marking, work zones, etc. Author of 3 traffic signal manuals. PE in FL, GA, OH, MI, CA & MA.

Areas of Expertise

  • Accident Reconstruction
  • Traffic Engineering

Personal Achievements


  • B.S., Civil Engineering, University of Toledo
  • M.S., Civil Engineering, Transportation Major, University of California at Berkeley
  • M.B.A., Finance, University of Toledo
  • PhD, Civil Engineering, Transportation Major/Statistics Minor, University of Florida


  • Registered Engineer in: California, Florida, Georgia, Massachusetts, Michigan and Ohio
  • Professional Traffic Operations Engineer (PTOE)
  • Certified Unlimited Electrical Contractor in Florida and Georgia
  • Certified Fiber Optic Technician, Levels I, II and III & Certified LAN Cabling Technician
  • Level II IMSA - Certified Traffic Signal Technician
  • Level II IMSA - Certified Signs & Markings Specialist
  • IMSA - Certified Traffic Signal Inspector
  • ATSSA Certified - Florida Advanced Work Zone Traffic Co

Special Training

  • Postgraduate Studies in Transportation, Massachusetts Institute of Technology


  • Institute of Transportation Engineers - Fellow
  • International Municipal Signal Association


  • ESI 6355 Outstanding Project Award: “Traffic Signal Simulation”, University of Florida, 2004
  • IMSA Journal Award for Journalistic Excellence, 1997 and 1998
  • Ohio Citizens Outstanding Student Award, 1983
  • Tau Beta Pi Engineering Honor Society, 1975


  • Buckholz, JW, “LOS for Oversaturated Conditions, A Proposed Solution for Signalized Intersections”, ITE Journal, January 2009
  • Buckholz, JW and Courage, KC, “Microscopic and Macroscopic Approaches to Delay Estimation with Oversaturated Conditions”, Transportation Research Record No. 2071, Journal of the Transportation Research Board, 2008
  • Buckholz, JW, Ph.D. Dissertation, “Real-Time Measurement of Delay at Signalized Intersections”, December 2007
  • Buckholz, JW, “Detector Switching and Detector Calling”, IMSA Journal, Vo. 41, No. 3/03 (May/June 2003)
  • Buckholz, JW, “Clamp-On Single Point Ground Testers”, IMSA Journal, March/April 2003
  • Buckholz, JW, “Choosing Intersection Control (Part II - 3 Case Studies)”, IMSA Journal, Jan/Feb 2003
  • Buckholz, JW, “Choosing Intersection Control (Part I)”, IMSA Journal, November/December 2002
  • Buckholz, JW, “The Future of Traffic Signals”, IMSA Journal, September/October 2002
  • Buckholz, JW, “Limitations of Coordinated Signal Timing Programs”, IMSA Journal, July/August 2002
  • Buckholz, JW, “Ten Common Deficiencies of Signalized Intersections”, IMSA Journal, May/June 2002
  • Buckholz, JW, “Check Timing Values (Construction Timings)”, IMSA Journal, November/December 2001
  • Buckholz, JW, “Fully-Actuated Traffic Signal Control”, IMSA Journal, July/August 2001
  • Buckholz, JW, “Stop Line vs. Upstream Detection (Volume-Density Operation)”, IMSA Journal, May/June 2001
  • Buckholz, JW, “Dilemma Zone Protection”, IMSA Journal, March/April 2001
  • Buckholz, JW, “IMSA Level II Traffic Signal Update (Preventive Maintenance)”, IMSA Journal, Jan/Feb 2001
  • Buckholz, JW, “Lane Discipline in Multi-Lane Roundabouts”, IMSA Journal, November/December 2000
  • Buckholz, JW, “Types of Flashing Operation (Low Volume Flash)”, IMSA Journal, July/August 2000
  • Buckholz, JW, “Improving Driver Education”, IMSA Journal, May/June 2000
  • Buckholz, JW, “The Benefit of Full Time Inspection (Tailored Inspection)”, IMSA Journal, March/April 2000
  • Buckholz, JW, “Stop Line vs. Upstream Detection Areas (Right Turn Slip Lanes)”, IMSA Journal, Jan/Feb 2000
  • Buckholz, JW, “Cabinet Grounding”, IMSA Journal, November/December 1999
  • Buckholz, JW, “The New IMSA Traffic Signal Inspection Manual”, IMSA Journal, September/October 1999
  • Buckholz, JW, IMSA Traffic Signal Inspection Manual, 1999
  • Buckholz, JW, “Travel Time Runs”, IMSA Journal, July/August 1999
  • Buckholz, JW, “Types of Flashing Operation (Yellow/Red vs. Red/Red Flashing)”, IMSA Journal, May/June 1999
  • Buckholz, JW, “Typical Background Cycle Lengths”, IMSA Journal, March/April 1999
  • Buckholz, JW, “Delay Detection”, IMSA Journal, January/February 1999
  • Buckholz, JW, “Left Turn Phasing”, IMSA Journal, November/December 1998
  • Buckholz, JW, “Traffic Signal Update (Level I and II Test Summary)”, IMSA Journal, September/October 1998
  • Buckholz, JW, “Traffic Signal Update (Australia-New Zealand Traffic Control)”, IMSA Journal, July/August 1998
  • Buckholz, JW, “Troubleshooting”, IMSA Journal, March/April 1998
  • Buckholz, JW, “Current”, IMSA Journal, January/February 1998
  • Buckholz, JW, “Maximum Usable Area of the Conduit”, IMSA Journal, November/December 1997
  • Buckholz, JW, “Check Timing Values (Dual Entry)”, IMSA Journal, September/October 1997
  • Buckholz, JW, “New Level I Signal Manual Arrives”, IMSA Journal, July/August 1997
  • Buckholz, JW, IMSA Level I Traffic Signal Training Manual, 1997
  • Buckholz, JW, “Fiber Optic Cable”, IMSA Journal, May/June 1997
  • Buckholz, JW, “Railroad Preemption”, IMSA Journal, March/April 1997
  • Buckholz, JW, “Relative Offset”, IMSA Journal, January/February 1997
  • Buckholz, JW, “Basic Signal Timing Concepts”, IMSA Journal, November/December 1996
  • Buckholz, JW, “Required Inductance”, IMSA Journal, September/October 1996
  • Buckholz, JW, “Pedestrian Phasing”, IMSA Journal, July/August 1996
  • Buckholz, JW, “The Detector Test Panel”, IMSA Journal, March/April1996
  • Buckholz, JW, “Mast Arm Pole Length”, IMSA Journal, January/February1996
  • Buckholz, JW, “The 10 Major Pitfalls of Coordinated Signal Timing”, ITE Journal, August 1993
  • Buckholz, JW, Transportation Resource Decision-Making Framework, University of California Institute of Transportation Studies, December 1977

Listed in the Following States

Buckholz Traffic is listed with ExpertPages in the following jurisdictions: All US Regions and States, Canada (all Provinces).