Banská Bystrica, system for waste water disposal

Client

Stredoslovenská vodárenská spoločnosť, a.s., Banská Bystrica

Superior Contractor

Alpine 30 Consortium, Banská Bystrica

Construction period

September 2006 – December 2009

Structures description:

  • trunk sewer A, reconstruction of collectors AN-1, AO, AO-1, AP
  • construction of new collectors AT, AT3, AT4, AT-V, construction of relieving chambers and pumping stations

Construction technology:

  • non-excavation construction technology in the whole length of 1580 m
  • excavation technology of collector construction in the total length of 4 225 m
  • reinforced concrete structures of relieving chambers and pumping stations

Completed structures:

  • non-excavation technology of collector construction: – shield tunneling 115 m, – overpressure technology 29 m, – classic excavation 1436 m
  • excavation technology of collector construction in the total length of 4 225 m from this: reconstruction of existing collector 2 568 m, new collector 1 657 m
  • reinforced concrete relieving chambers – constructing and technological part
  • pumping stations – constructing and technological part