Mercer County Engineer's Office
Brad Elder, Director
104 Mortensen Road
Greenville, PA 16125
The Mercer County Engineer's Office is responsible for design, construction, and inspection of County owned infrastructure such as Bridges
Learn about our office, and what we do.
to the Past
See 1920's era photos of bridges from Mercer County's past.
Learn about the history of our County Bridges.
The design process for a typical bridge replacement is explained.
Closure and Removal Study
Evaluation of Operationally Redundant Bridges.
|Posted Bridges and Permits
Obtain permits to cross County Bridges.
County Historic Bridges
Information about Mercer County historic bridges.
Learn about the Inspection program for our County Bridges.