C-4
A Civia train on a C-4 service towards Colmenar Viejo in Nuevos Ministerios station in 2016.
Overview
Status	Operational
Owner	Adif
Locale	Madrid, Community of Madrid, Spain
Termini	Colmenar Viejo/Alcobendas-San Sebastián de los Reyes Parla
Stations	18
Service
Type	Commuter rail
System	Cercanías Madrid
Services	Madrid-Burgos railway Cantoblanco-Alcobendas railway Madrid-Valencia railway Madrid−Valencia de Alcántara railway Móstoles-Parla railway
Operator(s)	Renfe Operadora
Rolling stock	Civia and 446 Series (occasionally) EMUs
History
Opened	1981 (1981)
Technical
Line length	62.2 km (38.6 mi)
Number of tracks	Double
Track gauge	1,668 mm (5 ft 5+21⁄32 in) Iberian gauge
Electrification	3kV DC overhead line

The C-4 is a line and rail service of Cercanías Madrid commuter rail network, operated by Renfe Operadora. It runs from Colmenar Viejo and Alcobendas – San Sebastián de los Reyes north of Madrid to Parla south of Madrid.^[1] The C-4 shares tracks for part of its length with Madrid commuter rail service line C-3 through the city of Madrid. The line has been in operation since 1981.

Infrastructure

Like the rest of Cercanías Madrid lines, the C-4 runs on the Iberian gauge mainline railway system, which is owned by Adif, an agency of the Spanish government. All of the railway lines carrying Rodalies de Catalunya services are electrified at 3000 volts V direct current (DC) using overhead lines. The C-4 operates on a total line length of 62.2 kilometres (38.6 mi), which is entirely double-track. The trains on the line call at up to 18 stations, using the following railway lines, in order from north to south:^[2]

List of stations

The following table lists the name of each station served by line C-4 in order from north to south; the station's service pattern offered by C-3 trains; the transfers to other Cercanías Madrid lines; remarkable transfers to other transport systems; the municipality in which each station is located; and the fare zone each station belongs to according to the Madrid Metro fare zone system.

Station	Service		Cercanías Madrid transfers	Other transfers	Municipality	Fare zone
	Colmenar Viejo branch	Alcobendas branch
Colmenar Viejo#	●		—	—	Colmenar Viejo
Tres Cantos	●		—	—	Tres Cantos
El Goloso	●		—	—	Madrid
Alcobendas-San Sebastián de los Reyes#		●	—	—	Alcobendas San Sebastián de los Reyes
Valdelasfuentes		●	—	—	Alcobendas
Universidad Pontificia Comillas		●	—	—	Madrid
Cantoblanco Universidad	●	●	—	—	Madrid
Fuencarral	●	●	—	—	Madrid
Chamartín#*	●	●	C-1, C-2, C-3, C-7, C-8, C-10	Renfe Operadora-operated high-speed and long-distance rail services Madrid Metro lines 1 and 10 National and international coach services	Madrid
Nuevos Ministerios*	●	●	C-1, C-2, C-3, C-7, C-8, C-10	Madrid Metro lines 6, 8 and 10	Madrid
Sol*	●	●	C-3	Madrid Metro lines 1, 2 and 3	Madrid
Atocha*	●	●	C-1, C-2, C-3, C-5, C-7, C-8, C-10	Renfe Operadora-operated high-speed and long-distance rail services Madrid Metro line 1 at Atocha Renfe station National and international coach services	Madrid
Villaverde Bajo	●	●	C-3	—	Madrid
Villaverde Alto*	●	●	C-5	Madrid Metro line 3	Madrid
Las Margaritas Universidad	●	●	—	—	Getafe
Getafe Centro*	●	●	—	Madrid Metro line 12 at Getafe Central station	Getafe
Getafe Sector 3	●	●	—	—	Getafe
Parla#*	●	●	—	Parla Tram	Parla

References