Barcelona Metro line 4

Line 4, currently known as Trinitat Nova – La Pau, usually called "línia groga" (yellow line), is a line in the Barcelona Metro network operated by TMB.

Chronology

1973 – Joanic-Jaume I section opened (part of it had been part of L3 previously)
1974 – Joanic-Guinardó section opened
1976 – Jaume I-Barceloneta section opened
1977 – Barceloneta-Selva de Mar section opened
1982 – Guinardó-Via Júlia and Selva de Mar-La Pau sections opened.
1985 – La Pau-Pep Ventura section opened
1999 – Via Júlia-Trinitat Nova section opened.
2002 – La Pau-Pep Ventura section closed (and moved to L2)
2003 – El Maresme-Fòrum station opened.

Technical details

Colour on map: Yellow
Number of stations: 22
Type: Conventional metro
Length: 16.7 km (10.4 mi)
Rolling stock: 1100 and 2100 series
Journey time: 27 minutes
Track gauge:

Barcelona Metro Line 4 Media

The alignments for line 4 under the 1966 plan (in black) and 1974 plan (in grey) as well as the extension to La Sagrera under construction (in dashed line)
Schema della linea L4 della Metropolitana di Barcellona
Platform at Trinitat Nova, station on Line 4 of the Barcelona Metro
Via Júlia station platforms
Llucmajor metro station (Barcelona). Line 4 platforms.
Platforms at Maragall, a Barcelona Metro Line 4 station
Guinardó - Hospital de Sant Pau station northbound platform 01
Platform at Alfons X, a station on Line 4 of the Barcelona Metro
Joanic station northbound platform
Verdaguer station L4 northbound platform