PLASSER & THEURER Dynamic Tamping Express 09-3X continously working levelling raising alignment and 3 sleeper tamping machine with integral dynamic track stabilisation. Length over buffers 34040 mm height above rail head 4130 mm width 3000 mm distance betweewn bogie pivots forward 15700 mm - rear 11000 mm total mass ca. 126t engine power of tamping machine 440 kW/598 HP stabilisating trailer 146 kW/199 HP max. speed selfpropelled 100 km/h. Wheel diameter 920 mm running tread within aggregat frame 730 mm. In comparison to groups of individual machines all aggregats work simultaneously from the start without the otherwise necessary delay and spacing between start and finsh of applying the machines. The stabilisation trailer is connected to the machine via a pivot link and runs on a two axle bogie. On this trailer are the stabilisation aggregats a further motor the fuel tank for both engines a loading platform and an enclosed driver´s cabin. Several railway companies already utilise the advantages of this machine. Currrently these machines are employed in Austria Germany the Russian Federation and in the USA.