History Line C (Buenos Aires Underground)

the count of guadalhorce, oversaw construction of line.

the line constructed hispanic-argentine company public works , finances (chadopyf), headed spanish nobleman, count of guadalhorce after great depression of 1930s had meant anglo-argentine tramways company (which owned of then-vast tram network in city) pulled out of construction. line subsequently opened in 1934 , extended present terminus @ constitución diagonal norte in centre of city. stretch diagonal norte present terminus @ retiro opened in 1936 , marked last expansion of line, remains line not extended since then.

on opening, stations decorated murals depicting rural spain created argentine artists martín s. noel , manuel escasani, stations taking moorish influences , painted gold powder. had advanced technology time, such automatic train stop (ats).

when line e opened in 1938, original terminus shared of line c @ constitución, route of line e altered in 1966 lines meet instead @ independencia, still day. current extension of line e , line h, both meet line c @ retiro, 3 terminate.

siemens modernising signalling systems on line, @ cost of $18 million includes use of communications-based train control (cbtc) in order improve line s frequency , potentially open possibility of automatic trains in future. work expected completed towards end of 2016.

aside signalling system, line having stations refurbished, rolling stock refurbished , ventilation improved, in part compensate heat associated air conditioning units added trains. major works under way @ constitución railway station provide better transfers between roca line, line c , metrobus sur in area, includes construction of new underground annex station. large segments of track, switches, being replaced.