Pennsylvania Statutes Title 36 P.S. Highways and Bridges § 670-785. Maintenance and repair of rebuilt bridges

All bridges erected under the provisions of this subdivision of this article  1 shall be maintained, and at all times kept in good repair, by the county in which the same may be located, at its proper expense, and in case such bridge is over any stream forming the boundary line between two counties, the same shall be maintained and kept in repair at the joint expense of such counties.