Home > Maryland > Baltimore > Baltimore & Potomac Interlocking Tower, Adjacent to AMTRAK railroad tracks in block bounde, Baltimore, Independent City, MD
B&W Photos
HB612262
Environment, From Northwest, Showing B&p Interlocking Tower And Power Substations
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HB612263
Environment, From Southeast, Showing B&p Interlocking Tower, Auxiliary Interlocking Building, And Power Substation
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HB612264
Northeast Elevation, Oblique View, From Northeast, Showing Bay Window
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HB612265
Partial Northwest Elevation, Oblique View, From Northwest, Showing First-story Entrance
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HB612266
Partial Southwest Elevation, Oblique View, From Southwest, Showing Basement Entrance And Chimney
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HB612267
Southeast Elevation, Oblique View, From Southeast, Showing Exterior Stairway And Second-story Entrance
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HB612268
Northeast Facade, Detail, Bay Window, From Below And Northeast, Showing Brackets And Overhanging Eaves
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HB612269
Interior Detail, Second Story, Showing Interlocking Machine Console And Track Board
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HB612270
Interior Detail, Second Story, Showing Track Board
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HB612271
Interior Detail, First Story, Showing Relay Racks
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HB612272
Interior Detail, Basement, Showing Conduits Leading Underground To Switches And Signals
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Data Pages
Photo Caption Pages
Item Title
LocationAdjacent to AMTRAK railroad tracks in block bounde,
Baltimore, MD
Find maps of Baltimore, MD
Created/Published
Documentation compiled after 1968.
Notes
Survey number HAER MD-163
Significance: The tower is part of the Baltimore's Pennsylvania Station terminal complex, which represented the peak of the Pennsylvania Railroad Company's development in Baltimore. The tower's design, construction, and associated machinery are representative of railroad engineering practices and interlocking signal technology in the early twentieth century.
Subjects
Interlocking Towers
Collection
Historic American Engineering Record (Library of Congress)
Contents
Photograph caption(s):
1. ENVIRONMENT, FROM NORTHWEST, SHOWING B&P INTERLOCKING TOWER AND POWER SUBSTATIONS
2. ENVIRONMENT, FROM SOUTHEAST, SHOWING B&P INTERLOCKING TOWER, AUXILIARY INTERLOCKING BUILDING, AND POWER SUBSTATION
3. NORTHEAST ELEVATION, OBLIQUE VIEW, FROM NORTHEAST, SHOWING BAY WINDOW
4. PARTIAL NORTHWEST ELEVATION, OBLIQUE VIEW, FROM NORTHWEST, SHOWING FIRST-STORY ENTRANCE
5. PARTIAL SOUTHWEST ELEVATION, OBLIQUE VIEW, FROM SOUTHWEST, SHOWING BASEMENT ENTRANCE AND CHIMNEY
6. SOUTHEAST ELEVATION, OBLIQUE VIEW, FROM SOUTHEAST, SHOWING EXTERIOR STAIRWAY AND SECOND-STORY ENTRANCE
7. NORTHEAST FACADE, DETAIL, BAY WINDOW, FROM BELOW AND NORTHEAST, SHOWING BRACKETS AND OVERHANGING EAVES
8. INTERIOR DETAIL, SECOND STORY, SHOWING INTERLOCKING MACHINE CONSOLE AND TRACK BOARD
9. INTERIOR DETAIL, SECOND STORY, SHOWING TRACK BOARD
10. INTERIOR DETAIL, FIRST STORY, SHOWING RELAY RACKS
11. INTERIOR DETAIL, BASEMENT, SHOWING CONDUITS LEADING UNDERGROUND TO SWITCHES AND SIGNALS
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