Deadline postponed from 09.02.2012 to 27.02.2012 for open invitation to tender for company list for 4,968 m extension of Diameter I Sofia metro line from Tsarigradsko Shose station (not included) to Sofia Airport. Four stations included: MS20, MS21, MS22 and MS23. Further information from Metropoliten EAD, Engg Krasimira Georgieva and Iskra Ilieva, Sofia, tel +359 29212034-722, fax +359 29877892, e-mail ob_por_metro@abv.bg. Tenders or requests to participate must be sent to Adelina Stoichkova, tel +359 29212012. Time limit for accessing documents 17.02.2012.Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=408847-2011. 02/12.