Butler County is
responsible for maintaining all bridge sized structures and large
culvert structures on County maintained and Township maintained roads. A
bridge is defined as a structure with a total length measured along the
center line from the inside face of abutment to the inside face of
opposite end abutment of 20 feet or longer. A large culvert structure is
any drainage structure not classified as a bridge, but, has a waterway
opening of 25 square feet or larger.
Butler County maintains 438 bridge sized structures. 123 of these bridges are classified as Rural Secondary Bridges located on County major collector roads. 315 of these bridges are as Off-System Bridges located on Township roads and County minor collector roads. Butler County maintains over 2000 large drainage structures on County and Township maintained roads.
Maps & Bridge Information
The following maps and bridge information are available for viewing online: