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Altamont Commuter Express

Altamont Corridor Express
Altamont Corridor Express logo.svg
ACE EMD F40PH Fremont - San Jose.jpg
Altamont Corridor Express train crossing the San Francisco Bay National Wildlife Refuge between Fremont and San Jose
Overview
Owner San Joaquin Regional Rail Commission
Locale San Joaquin Valley, Tri-Valley, and Silicon Valley
Transit type Commuter rail
Number of lines 1
Number of stations 10
Daily ridership 4,900 (weekdays)
Website http://www.acerail.com
Operation
Began operation October 19, 1998
Operator(s) Herzog Transit Services
Reporting marks HTSX
Number of vehicles 6 locomotives
30 passenger cars
Train length 1 locomotive, 6-7 passenger cars
Technical
System length 85 mi (137 km)
Track gauge 4 ft 8 12 in (1,435 mm)
(standard gauge)
Top speed 79 mph (127 km/h)
System map