Barcelona Metro line 4

Barcelona Metro line 4
Overview
Service typeRapid transit
LocaleBarcelona
First service1973; 51 years ago (1973)
Current operator(s)TMB
Route
TerminiTrinitat Nova
La Pau
Stops22
Distance travelled16.7 km (10.4 mi)
Average journey time27 minutes
Technical
Rolling stock2100 and 9000 series
Trinitat Nova, Vernedai depots
Track gauge1,435 mm (4 ft 8+12 in) standard gauge
Electrification1,200 V DC rigid overhead wire
Track owner(s)TMB
Route map
Trinitat Nova
Via Júlia depot
Via Júlia
Llucmajor
Maragall
Guinardó –
Hospital de Sant Pau
Alfons X
Joanic
Verdaguer
Girona
Passeig de Gràcia
Urquinaona
Jaume I
Barceloneta
Barcelona França
Ciutadella –
Vila Olímpica
Bogatell
Llacuna
Poblenou
Selva de Mar
El Maresme | Fòrum
Besòs Mar
Besòs
La Pau
connection to Line 2
Triangle ferroviari depot
proposed extension
to La Sagrera
Barcelona Gran Metro
1934
Lesseps
Fontana
Diagonal-Passeig
de Gràcia
Aragó
current
current
Catalunya
Urquinaona
Liceu
Jaume I
Correus
The alignments for line 4 under the 1966 plan (in black) and 1974 plan (in grey) as well as the extension to Sagrera-Meridiana under construction (in dashed line)

Line 4, also known as Trinitat Nova – La Pau, usually called "línia groga" (yellow line), is a line in the Barcelona Metro network operated by TMB, and part of the ATM fare-integrated transport network. It serves the northern districts of the city, and it is being extended to the new major metro and rail stations Estació de la Sagrera and Sagrera-Meridiana.