Interstates of Pennsylvania

Interstate 70

A EB guide maker near Washington. (May, 2004)

A EB guide maker near Washington. (May, 2004)

Interstate 76

A WB guide marker near Beaver Falls. (May, 2004)

A guide marker on PA 910. (May, 2004)

Interstate 79

A NB guide marker near Canonsburg. (May, 2004)

A NB guide marker near Canonsburg. (May, 2004)

Interstate 279

A guide marker on PA 121. (May, 2004)

A EB guide marker near Carnegie. (May, 2004)