Chimney, TENT B, Obrenovac

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Investor: JP Elektroprivreda Srbije, TE Nikola Tesla B, Obrenovac Location: Obrenovac, Serbia Year: 2022-2025 Height: 150 m

Details about the works

Scope of work:

  • Production and installation of the steel structure – 770 tons

Specifications:

  • Execution class of the steel structure: EXC 3
  • Installation of a load-bearing scaffold due to insufficient lifting capacity of the tower crane for mounting internal platform trusses
  • Execution of works from suspended work platforms due to lack of access for construction machinery

Description

The structure is a reinforced concrete chimney of circular shape, with an internal diameter of 28 meters, a variable external diameter ranging from 29.9 to 29 meters, and a height of 150 meters.

The chimney includes several structural units, and we were responsible for the following:

  • Internal platforms at levels +73.5, +92, +114, and +136 meters
  • External platforms A and B
  • Staircase and elevator
  • Compressor station
  • Chimney entrance portal

Anti-corrosion protection was carried out in accordance with exposure class C4 (for external elements), C3 (for internal elements), and a required durability of 15–25 years.