CONSTRUCTION, REPAIR AND MAINTENANCE OF RAILWAY LINES

SUBGRADE
  • Land works
  • Concrete works
  • Security works
  • Draining
  • Level-crossings

SUPERSTRUCTURE
  • Material purchase
  • Construction and repair of superstructure

RAILWAY LINES MAINTENANCE
  • Mechanised maintenance of railway infrastructure and superstructure
  • Current maintenance of railway infrastructure and superstructure

MAINTENANCE OF RAILWAY AND CONSTRUCTION MECHANISATION

INVESTMENT AND CURRENT MAINTENANCE OF RAILWAY AND CONSTRUCTION MECHANISATION

ZGOP has a manufacturing facility with 15 lines and with total length of 2,810 meters and a depot with surface area of 4000 square meters.

There is also a facility for painting vehicles, machines, mechanisation and equipment, a facility for train washing, as well as several garages and storages.

  • Authorised workshop ŽS
  • Authorised service Vaia Car
  • Authorised service Plasser&Theurer

LABORATORY TESTS

  • Ultrasonic, visual and bending rail welds testing
  • Ultrasonic and penetrant testing of axle sets
  • Ultrasonic and penetrant testing of wheels, brake disks and other vital components of railway vehicles
  • Ohmic electrical resistance testing of axle sets
  • Brake system testing
  • Electrical resistance testing of insulated rail joints
  • Weighing of railway vehicles
  • Testing of track gauge and superelevation measuring devices
6000km

Railway lines constructed and repaired

300

Machines and wagons

280

Employees

62

Years of experience

MECHANISATION

ZGOP also has an authorised workshop specialised in machinery and equipment maintenance, which guarantees by its Certificate of compliance with the requirements for train maintenance that all mechanisation and equipment are properly maintained and functional. The workshop has obtained the certificate of qualification and quality for its services through the agreements concluded for authorised servicing of top global manufacturers of railway infrastructure machinery. For all the works we use modern technology and mechanisation of renowned manufacturers Plasser&Theurer, Geismar, Doneli, Solinger, Matisa, Kalugaputmaš, Caterpillar and Mercedes. In addition to high-quality equipment, ZGOP’s greatest value lies in its experienced and skilful workers. The staff performing even most complex tasks comprises of civil, mechanical and electrical engineers, civil, mechanical and electrical technicians, as well as operators of construction machinery at railway lines. Owing to all that, ZGOP is the sole company in Serbia fully equipped for construction and repair of railway superstructure.

TRACK LAYING AND REPLACEMENT

  • Geismar MD10
  • Donelli PD350
  • Giral

SWITCH LAYING AND REPLACEMENT

  • Geismar PUM

BALLAST CLEANING

  • Plasser&Theurer RM74U
  • Plasser&Theurer RM 76UHR

BALLAST PLACING

  • Solinger SK73
  • Matisa R-780
  • Matisa R7D

LEVELLING AND LINING OF TRACKS AND SWITCHES

  • Plasser&Theurer 07-32
  • Plasser&Theurer 08-32
  • Kalugaputmaš VPR-02(08-32)
  • Plasser&Theurer 08-275

RAIL WELDING

  • ET method
    Kalugaputmaš PRSM-4
    Kahovka K922-1
  • AT method

SLEEPER CHANGING

  • Kalugaputmaš MSŠU4

LOCOMOTIVES

  • Locomotive 480kW
  • Locomotive 440kW
  • Locomotive 240kW
  • Trolley 150kW
  • Trolley 70kW

WAGONS

LAND WORKS AND MATERIAL HANDLING

CONCRETE WORKS

  • Concrete mixer mounted on wagon 6 m3/h

SMALL MACHINERY FOR SUPERSTRUCTURE WORKS

  • Track lifting machine SA/S-784
  • Rail threader MPR
  • Rail loading and transportation unit ZPK56
  • Power wrenches, rail drilling machines, sleeper drilling machines, rail cutting machines, weld trimmers, rail grinders etc.

ZGOP

Company for construction, repair and maintenance of railway lines

Certificates


Within its accredited laboratory testing, ZGOP examines the quality of its services according to the requirements of ISO/IEC 17025 standard. ZGOP has conformed its operation to highest global standards, whereas its quality is proved by the necessary certificates it obtained (licence for construction works on roads for public railway infrastructure including junctions, ISO 9001, ISO 14001, OHSAS 18001, certificate of compliance for maintenance works on railway superstructure and subgrade). Capacities, knowledge, experience and expertise are invested into each kilometre of railway line, which is the best guarantee for successful performance.