Three foot six inch gauge railways in the United States

A list of 3 ft 6 in (1,067 mm) gauge railways in the United States. Apart from historical railways, it is commonly used in underground coal mines.^[1]^[2] Also, in the past, this gauge had been a popular choice for urban mass transit systems (see table below).

Railroads

State/territory	Railway
Arkansas	Arkansas Midland Railroad (1872-1883, then converted to 3 ft gauge)(defunct) Brinkley, Helena and Indian Bay Railway (1889 to 1900, then converted to standard gauge)(defunct)
California	Los Angeles Railway (dual gauge lines with standard gauge track also present) (all dual gauge lines shared with Pacific Electric) (defunct) Mount Lowe Railway (partially converted to standard gauge) (U.S. National Register of Historic Places status) (defunct) Pacific Electric (standard gauge lines and dual gauge lines with standard gauge track also present) (all 3 ft 6 in (1,067 mm) gauge trackage was dual-gauged with standard gauge trackage) (all dual gauge lines shared with Los Angeles Railway) (defunct) Poway–Midland Railroad (operating) San Diego Electric Railway (converted to standard gauge) (defunct) San Francisco cable car system (U.S. National Historic Landmark status) (operating) Southern California Railway Museum (standard gauge lines, 3 ft (914 mm) gauge lines, and dual gauge lines with standard gauge track and 3 ft 6 in (1,067 mm) gauge track also present) (operating)
Colorado	Denver Tramway (defunct) Henderson molybdenum mine (mostly defunct)
Maine	New Brunswick Railway (crossed into New Brunswick, Canada) (converted to standard gauge) (defunct)
Nebraska	Covington, Columbus and Black Hills Railroad (defunct)
New Jersey	Philadelphia and Atlantic City Railroad (converted to standard gauge) (defunct) Philadelphia and Atlantic City Railway (defunct) Pleasantville & Ocean City Railroad (converted to standard gauge) (defunct)
New York	City Island Railroad (defunct) Pelham Park Railroad Company (converted to a monorail) (defunct)
Oregon	Former Portland, Oregon city streetcar system (operated by various companies at different times, including the Portland Street Railway Company; the Portland Railway, Light and Power Company; and the Portland Traction Company), last lines closed 1950. Except for the line to Vancouver, Washington (3 ft 6 in or 1,067 mm), the interurban lines of the same companies were standard gauge,^[3] as were a few of the city lines (in the southeast part of the city).^[4]
Pennsylvania	Mauch Chunk Switchback Railway (U.S. National Register of Historic Places status) (defunct) Pioneer Tunnel^[5] (operating)

References

^ Stoek, H. H.; Fleming, J. R.; Hoskin, A. J. (July 1922). A Study of Coal Mine Haulage in Illinois. Vol. 132. University of Illinois. pp. 102–103. Retrieved 22 June 2011. {{cite book}}: |work= ignored (help)
^ Lowrie, Raymond L., ed. (2002). "Excavation, Loading, and Material Transport". SME Mining Reference Handbook. Society for Mining, Metallurgy and Exploration. p. 232. ISBN 9780873351751. Retrieved 9 Oct 2012.
^ Labbe, John T. (1980). Fares, Please! Those Portland Trolley Years. Caldwell, Idaho (US): The Caxton Printers. ISBN 0-87004-287-4.
^ Thompson, Richard M. (2010). Portland's Streetcar Lines. Arcadia Publishing. p. 98. ISBN 978-0-7385-8126-2.
^ Pioneer Tunnel - official website

[1] Stoek, H. H.; Fleming, J. R.; Hoskin, A. J. (July 1922). A Study of Coal Mine Haulage in Illinois. Vol. 132. University of Illinois. pp. 102–103. Retrieved 22 June 2011. {{cite book}}: |work= ignored (help)

[2] Lowrie, Raymond L., ed. (2002). "Excavation, Loading, and Material Transport". SME Mining Reference Handbook. Society for Mining, Metallurgy and Exploration. p. 232. ISBN 9780873351751. Retrieved 9 Oct 2012.

[labbe-3] Labbe, John T. (1980). Fares, Please! Those Portland Trolley Years. Caldwell, Idaho (US): The Caxton Printers. ISBN 0-87004-287-4.

[thompson2010-4] Thompson, Richard M. (2010). Portland's Streetcar Lines. Arcadia Publishing. p. 98. ISBN 978-0-7385-8126-2.

[5] Pioneer Tunnel - official website

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v t e Track gauge (list)
Minimum-gauge Minimum-gauge railways	15 in (381 mm) 400 mm (15+3⁄4 in) 16 in (406 mm) 18 in (457 mm) 19 in (483 mm) 500 mm (19+3⁄4 in) 20 in (508 mm) 21 in (533 mm) 1 ft 10 in (559 mm)
Narrow gauge	2 foot and 600 mm 2 ft 3 in (686 mm) 750 mm (2 ft 5+1⁄2 in) 760 mm (2 ft 5+15⁄16 in) 2 ft 6 in (762 mm) 800 mm (2 ft 7+1⁄2 in) 891 mm (2 ft 11+3⁄32 in) Swedish three foot 900 mm (2 ft 11+7⁄16 in) 3 ft (914 mm) 950 mm (3 ft 1+3⁄8 in) Italian metre gauge 1,000 mm (3 ft 3+3⁄8 in) metre gauge 1,050 mm (3 ft 5+11⁄32 in), 1,055 mm (3 ft 5+1⁄2 in), 3 ft 6 in (1,067 mm) 1,093 mm (3 ft 7 in), 1,100 mm (3 ft 7+5⁄16 in), 1,200 mm (3 ft 11+1⁄4 in) 4 ft (1,219 mm) 4 ft 1 in (1,245 mm), Middleton Railway 4 ft 6 in (1,372 mm), Scotch gauge 4 ft 6+1⁄2 in (1,384 mm), Scotch gauge 4 ft 7+3⁄4 in (1,416 mm) 4 ft 8 in (1,422 mm), almost standard gauge 4 ft 8+1⁄4 in (1,429 mm) 1,432 mm (4 ft 8+3⁄8 in)
Standard gauge	4 ft 8+1⁄2 in / 1,435 mm, Stephenson gauge
Broad gauge	1,440 mm (4 ft 8+11⁄16 in) 1,445 mm (4 ft 8+7⁄8 in) 1,450 mm (4 ft 9+3⁄32 in) 4 ft 9+3⁄8 in (1,457 mm) 1,458 mm (4 ft 9+13⁄32 in) 4 ft 10+7⁄8 in (1,495 mm), Toronto gauge 5 ft / 1,524 mm and 1,520 mm (4 ft 11+27⁄32 in), Russian gauge. 5 ft 2+1⁄4 in / 1,581 mm and 5 ft 2+1⁄2 in / 1,588 mm, Pennsylvania gauge 5 ft 3 in (1,600 mm), Irish gauge 5 ft 4+1⁄2 in (1,638 mm), Baltimore gauge 1,668 mm (5 ft 5+21⁄32 in), Iberian gauge 5 ft 6 in (1,676 mm), Indian gauge 1,945 mm (6 ft 4+9⁄16 in), De Arend 7 ft 1⁄4 in (2,140 mm), Brunel gauge 3,000 mm (9 ft 10+1⁄8 in), Breitspurbahn 8,200 mm (26 ft 10+27⁄32 in), Lärchwandschrägaufzug 9,000 mm (29 ft 6+5⁄16 in), Krasnoyarsk ship lift
List of track gauge articles	List of track gauges List of tram track gauges Miniature railways Minimum-gauge railways Large amusement railways
Gauge differences	Bogie exchange Break of gauge Dual gauge Gauge conversion list Variable gauge
Transport mode	Tram and light rail Rapid transit Miniature Scale model
Categories	by country by imperial units by metric units by name lists of track gauges

Railroads

See also

References