ÖBB class X534 catenary wire installation vehicle at Innsbruck Hauptbahnhof 5.1.2003. Picture by Ilkka Siissalo.

An ÖBB class X627 Oberbaumesswagen for measuring the rails, sleepers and the underlying gravel. This is built by Plasser & Theurer since 1974 numbering 26. It weighs 42 tons - note the concrete ballast blocks. This one, no. 522 is from a series suited for extremely cold temperatures. It is also being used for pushing snowploughs. Photo at Villach station 6.7.2015 by Ilkka Siissalo.

Catenary wire service wagon of ÖBB. Picture at Langen am Arlberg 6.7.2002 by Ilkka Siissalo.

A modern class X630 rail truck of ÖBB Infra at Salzburg. It is a diesel powered train, but it has a pantograph for removal of frost and for inspection purposes of overhead catenary wires. Similar rail trucks built by Robel are in use for example at SBB and BLS in Switzerland and in many other places around Europe. Picture from Salzburg 15.3.2018 by Ilkka Siissalo.

The same Robel Baureihe X630 rail truck as in the picture above, but seen from a different angle.
Picture from Salzburg 15.3.2018 by Ilkka Siissalo.

X512.04 catenary wire inspection and installation wagon (normal gauge) of the private railroad company Stern & Hafferl. Picture from the Stern & Hafferl service garage in Vorchdorf 15.3.2018 by Ilkka Siissalo.