Reconstruction of the drainage system on the site of the former Rolling Stock Repair Plant (ZNTK) in Gdańsk as part of the Gdańsk Flood Protection Project

1. The subject of the contract is the implementation of the investment task entitled: Reconstruction of the drainage system on the site of the former Rolling Stock Repair Plant (ZNTK) in Gdańsk as part of the Gdańsk Flood Protection Project.

2. The scope of the procurement includes all works, activities and works necessary for the performance of the investment task, including the following elements:

preparatory works preceding the main works,

construction of a support pumping station with a retention tank with a capacity of 1.2 m3/s along with complete utilities and terrain equipment,

construction of a horizontal settling tank with a length L of approx. 95m and an active volume of Vcz900m3,

Construction of the overflow chamber,

construction of a DN2000 shut-off well,

construction of a separator with a nominal flow Qnom = 200l/s,

construction of an internal service road with a length of approx. 112.4 m to the pumping station and the settling tank,

demolition of the DN 600 collector and the outlet on the A-1 ditch with a length of approx. 70 m,

demolition of a fragment of the fence at the collector's outlet to the A-1 ditch,

construction of the DN1200 collector with a length of approx. 59 m along with the transfer of the conflicting water supply wA150,

reconstruction of the outlet to the A-1 ditch,

reconstruction of all networks (water and sewage, energy, road and rainwater channel lighting) colliding with the designed solutions, after prior notification of the administrators of individual networks.

3. The Contracting Authority informs that in order to perform the task, it is planned to obtain co-financing from EU funds from the "Gdańsk Flood Prevention Programme".