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Key facts

Native name

Metro de Santiago

Locale

Santiago , Chile

Transit type

Rapid transit

Daily ridership

2.03 million ( avg. weekday , 2023)

Annual ridership

599 million (2023)

Website

Metro de Santiago

Began operation

15 September 1975 ; 50 years ago ( 15 September 1975 )

Operator s

es:Metro S.A.

System length

149 km (93 mi)

Track gauge

1,435 mm ( 4 ft 8 + 1 ⁄ 2 in ) standard gauge

Electrification

750 V DC third rail (as guide bars on lines 1 , 2 and 5 , conventional on line 4 / 4A ) 750 V DC overhead catenary (lines 3 and 6 ) 1,500 V DC overhead catenary (line 7 )

via Wikipedia infobox