page_title: Three foot six inch gauge railways in the United States
hierarchical_section_title: Three foot six inch gauge railways in the United States
caption_attribution_description: English: 13 and #23 Cable cars on the Powell &amp; Mason line at its northern terminus at Taylor &amp; Bay.
context_page_description: A list of 3 ft 6 in gauge railways in the United States. Apart from historical railways, it is commonly used in underground coal mines. Also, in the past, this gauge had been a popular choice for urban mass transit systems.
context_section_description: 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.  Also, in the past, this gauge had been a popular choice for urban mass transit systems (see table below).
caption: The San Francisco cable car system is the last manually-operated cable car system in the world.
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