John C. Herr, P.E.
Fellow - American Society of Engineers
 |
Structural Design
Structural Building Investigations
Forensic Structural Engineering
Structural Failure Investigating |
736 Mohns Hill Rd., Sinking Spring, PA 19608
Phone: 610.775.7554 Fax: 610.775.7554
E-Mail: john@herrengineering.com