Photo of Timothy Ziegler

Timothy Ziegler

Field Operations Specialist


  • Larson Transportation Institute

207 Research Building D


Personal or Departmental Website

Interest Areas:

Training and technical assistance of environmentally sensitive maintenance practices and techniques for unpaved roads to municipal officials and road maintenance personnel.






Established in 1989 by the Pennsylvania Transportation Institute with funding provided by the Federal Transit Administration, the Larson Transportation Institute’s Bus Research and Testing Center tests buses for safety, structural integrity, durability, performance, maintainability, noise, emissions, energy economy, and fuel economy. Based primarily in Altoona, Pennsylvania, the Center also has a facility located at the Larson Transportation Institute Test Track in Bellefonte, Pennsylvania.  

Bus Research and Testing Center

2237 Plank Road

Duncansville, PA 16635

Phone: 814-695-3404

Fax: 814-695-4069