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A topographic map of the area around the Horseshoe Curve. Horseshoe Curve is 5 miles (8 km) west of Altoona, Pennsylvania, in Logan Township, Blair County.It sits at railroad milepost 242 on the Pittsburgh Line, which is the Norfolk Southern Railway Pittsburgh Division main line between Pittsburgh and Harrisburg, Pennsylvania.
The city established the Horseshoe Curve Task Force to investigate the feasibility and costs of restoring No. 1361. In 1985, the Railroaders Memorial Museum was granted possession of the PRR 1361 on condition that a suitable replacement be provided to the Horseshoe Curve; Conrail subsequently donated PRR 7048, a GP9 diesel-electric locomotive ...
A stereo card of a train on the Horseshoe Curve, c. 1907. Horseshoe Curve, a curved section of track built by the Pennsylvania Railroad, located at MP 242 on the NS Pittsburgh line, has become a tourist attraction and National Historic Landmark. The curve was built to help trains cross the Allegheny Ridge, a barrier to westward trade.
A horseshoe curve is a means to lengthen an ascending or descending grade and thereby reduce the maximum gradient. Grade or gradient is defined as the rise divided by the run (length) or distance, so in principle such curves add to length for the same altitude gain, just as would a climbing spiral around one or more peaks, or a climbing traverse (cutting) wrapping around an end of a ridge.
Horseshoe Curve is located in the southwestern part of the township where the Norfolk Southern Railway's Pittsburgh Line climbs the Allegheny Front, a major escarpment at the edge of the Allegheny Mountains of central Pennsylvania.
The Allegheny Portage Railroad was the first railroad constructed through the Allegheny Mountains in central Pennsylvania.It operated from 1834 to 1854 as the first transportation infrastructure through the gaps of the Allegheny that connected the midwest to the eastern seaboard across the barrier range of the Allegheny Front.
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 ...
The black trace in this map forming a hairpin turn above the Lakes is the famous & historic Horseshoe Curve built by the Pennsylvania Railroad which crosses over four different streams sitting in the bottom end of water gaps in the view, and finishes its climb in a fifth, seen below in the next (zoomed out) map, just north of a sixth Blair Gap ...