Sand Patch Grade

[5][7] Ventilation in the tunnel was a problem; four vertical shafts had been bored during construction, and three were finished to provide air circulation.

The P&C became the Pittsburgh Division of the Baltimore & Ohio Railroad (B&O), which became a component of the Chessie System in 1972, then was merged into CSX in 1987.

Passengers can ride over Sand Patch Grade on Amtrak's Chicago–Washington train, the bi-directional Capitol Limited.

Mance, Pennsylvania, in Northampton Township along the Sand Patch Grade, is a popular spot for railfans and photographers due to the horseshoe curve located there, as well as the scenic backdrop provided by the old general store and tree farm and the mountains.

The line is also popular as a place to watch the trains labor up the steep grade toward Connellsville.