The Jay Street Bridge crosses the West Branch Susquehanna River between Lock Haven on the south bank and Lockport on the north.

[2] Travelers using the bridge passed through an archway in the center of the toll house.

[3] State Route 664, the southern terminus of which is in Lock Haven, crosses the river over the steel bridge.

[1] It is also slightly upstream of the Lock Haven Dam (also known as the Dunnstown Dam), built in the 19th century to provide water to the West Branch Canal, which ran parallel to the Lockport and Dunnstown side of the river.

[4] Canal boats crossed the pool behind the dam by means of a cable ferry between Lock No.