Status Name:
NESVADY – Expansion of sewerage and WWTP
Investor
Západoslovenská vodárenská spoločnosť, a.s.
Nábrežie za hydrocentrálou 4, 949 01 Nitra
Construction period
June 2023 – August 2024
Description of objects:
The subject of the contract is the construction of the Work – the expansion of the sewage system and the existing Nesvady WWTP – in the following scope:
– construction of a gravity sewer system with a total length of 21,793.02 m from smooth, full-wall PVC SN8 sewer pipes as follows:
DN300 in length 21,451.59 m
DN400 in length 341.43 m
Revision shafts DN1000 in the number of 571 pcs.,
– construction of 5 pumping stations (ČS6, ČS7, ČS9, ČS10 and ČS11),
– construction of 985.10 m HDPE discharge pipes DN80 and DN100 PN10,
– implementation of 1,378 pieces of DN150 and DN200 SN8 PVC sewer branches with a total length of 9,021.82 m, terminated by a DN400 inspection shaft,
– expansion of the existing Nesvady WWTP for a projected capacity of 7500 EO.
The work contains the following SO and PS:
Sewerage
– SO 101 Sewer network
– SO 102 Sewer branches
– SO 103 pumping stations
– SO 103.1 pumping stations
– SO 103.2 LV connections
– PS 103.1 Machine technology part of PS
– PS 103.2 ASRTP
Waste water treatment plant
– SO-01 Object of mechanical pre-cleaning
– SO-02 Entrance pumping station
– SO-03 Denitrification tanks
– SO-04 Biological reactors
– SO-05 Pumping station for treated wastewater
– SO-06 Sediment trap
– SO-07 Measuring shaft
– SO-09 Sediment drainage facility and sediment pumps
– SO-10 Operating building – reconstruction
– SO-11 Transshipment of drinking water
– SO-12 Well and service water distribution
– SO-13 Connecting pipes
– SO-14 Preparation of territory and demolition
– SO-15 Secondary LV cable distributions
– SO-16 Outdoor lighting
– SO-17 Communications and paved surfaces
– SO-18 Terrain and orchard improvements
– PS-01 Mechanical pre-cleaning and input PS
– PS-02 Biological cleaning and compressed air distribution
– PS-03 PS for treated wastewater
– PS-04 Sediment management
– PS-05 Electrical installation and MaR