Open invitation to tender for maintenance and equipment refurbishment in IJ tunnel (2 x 1,129 m) on S116 in Amsterdam. Contract duration 2010, with extension to 2012. Contact W H Renkema at Amsterdam Municipality, Infrastructure and Transport, tel +31 205565-578, fax -710, e-mail w.renkema@ivv.amsterdam.nl. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=244091-2009. 37/09.Open invitation to tender, deadline 13.10.2009, for maintenance and equipment refurbishment in Amsterdam Arena, Piet Hein (1,492 m) and IJ-tram tunnels in Amsterdam. Duration contract 2010, with extension to 2012. Contact as above. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=244094-2009. 37/09.
