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© 2005-2010 Plasser UK Ltd.
UFM 160
Track survey car for electronic determination of track lifting- and lining values based on fixed points (reference points)

A new self-propelled recording car for speeds up to 160 km/h complements the top end of the Plasser & Theurer range of track recording cars among the self-propelled vehicles.
These series-production vehicles provide the necessary safety for rail traffic. In design and construction mainly proven and standardised components have been used.

The UFM 160 is designed as a two-section vehicle. A passageway is located between the recording car sections which can be used during travel. The two machine sections are designed to be coupled together so that they can be separated for parking in the workshops.

The vehicle is approved for the transport of 12 persons (incl. driver and conductor). Besides the spacious measuring compartment, the interior fittings include a separate guest/conference room, a workshop, a sleeping compartment, shower unit, wardrobe, WC, washroom and a kitchen unit. The two driver's control desks are equipped with all necessary operating controls for measuring runs and transfer travel.

Each vehicle section has an underfloor engine and a running bogie (fitted with the measuring systems) and a powered bogie. These bogies are a Plasser & Theurer development and were designed specially for heavy axle loads and speeds up to 180 km/h.

Two 60 kVA diesel-electric units supply the on-board current, a non-interrupting power supply unit is installed additionally for the measuring and computer systems.

Non-contact measuring systems of the latest design

The UFM 160 is equipped with the most up-to-date measuring and computer technology, all measuring techniques operate without contact. The measurements and recordings for the regular inspections of the permanent way and the catenary system can also be performed at the same time during a work run.

The quality data of the track geometry, the rail and the contact wire are measured with high accuracy and qualitative recordings and statements about rail faults and the track environment are performed. All measurements are related to one uniform reference point to the track. With an exact location measurement (GPS-assisted location synchronisation) it is possible to make an exact allocation of the measured values to the track. All measured data, video recordings, evaluations and error reports are also available after the measuring run stored in digital form.

Advantages of the UFM 160 compared to previous recording cars
  • of many types of measurement in one vehicle
  • Measurement of all important quality parameters of the line during one single run
  • All measurements are performed without contact
  • Higher measuring speed
  • High accuracy of the individual measuring values
  • Exact local reference of individual measured values to each other
  • Exact local reference of individual measured values to the true location in the field
  • Ability to measure at any time of day
Technical Data
Length over buffers 47 720 mm
Distance between bogie pivots
(each vehicle section)
17 000 mm
Wheelbase of the bogies 2 500 mm
Total mass 70 t
Engine output per vehicle section 550  kW
Self-propelled speed = measuring speed 100 mph/160 km/h
ufm160_01.htm
ufm160.wmv
Measured or observed track parameters
 
 

Track geometry

  • Track gauge
  • Longitudinal level
  • Versine
  • Cross level
  • Twist

Contact wire
For maximum four wires:

  • Position of contact wire (horizontal position, stagger)
  • Height of contact wire (vertical position)
  • Contact wire thickness in preparation

Rail profile
For each rail:

  • Rail height
  • Rail head width
  • Rail tilt
  • Rail type - for each side

Rail surface
For each rail:

  • Rail fracture or rail joint
  • Wheel burns
  • Worn welded areas
  • Ball indentations
  • Short-wave corrugations
  • Missing rail fastenings

Video observation and recording
In each case 360° swivelling, zoom, focus and lighting:

  • Track environment
  • Contact wire environment

Car body acceleration
Acceleration transducers are mounted in the interior of the vehicle which measure in horizontal and vertical direction. This provides information about the riding comfort.

Detection of signalling equipment
Moreover, the UFM 160 is equipped with a system that can record the local position of inductive train control magnets.