BULGARIA: Rail infrastructure contractor ZHP Stroy has taken delivery of five machines ordered from Plasser & Theurer in 2013 as the basis for a track construction and maintenance fleet it plans to use across Bulgaria and the Balkans.

The PA 1-20 ES twin-unit sleeper layer has electronic controls enabling the automated placement of different types of sleepers with millimetre precision.

The USP 2005 universal ballast distributing and profiling machine for both plain line and turnouts stores surplus ballast in a hopper for returning to the track where required.

The MTW 100.083 self-powered overhead electrification installation and maintenance tower vehicle is based on a design in service with Austrian Federal Railways, equipped with the latest controls.

The APT 1500 RL automatic flash-butt rail welding robot is delivered to worksites by road. It is equipped with PlasserDatamatic remote diagnostic systems.

The Unimat 08-475/4S universal tamping machine offers three-rail lifting and four-rail tamping.