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DREW Staging

Helix to Middle Level

Philadelphia Division:

Lemoyne

Harrisburg

ROCKVILLE

Marysville

BANKS

Middle Division:

Cove

VIEW

Duncannon

Helix to Upper Level

Pittsburgh Division:

Kittaning Point

Horseshoe Curve

MG

The Allegripus

Bennington Curve / BF

SF

Tunnel Hill / Gallitzin

AR / UN

MO

Cresson

Helix to Lower Level

ASH Staging

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Prototype MG Interlocking Diagram

Fully operational interlocking, though probably not to be used.

Published Photos

Tower, looking east, 1984. "Heart of the Pennsylvania Railroad", p. 124.

View of eastbound signal bridge, 1981. "Altoona Action", p. 68.

View of tower, 1987. "Altoona Action", p. 70.

Shot of east side of MG tower. "Triumph I", p. 113.

3/4 view of MG tower. "Triumph I", p. 114.

Needed: Closeup photos of MG tower, including dimensional data.

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