"Modernization of the track and network system at the Zakład Usługowo Remontowy in Chorzów" – task No. 12, as part of the implementation of the Project entitled: "Integrated Project of modernization and development of tram infrastructure in the Silesian - Zagłębie Agglomeration along with the purchase of tram rolling stock - stage I" co-financed by the European Union from the Cohesion Fund under the Operational Program Infrastructure and Environment in the EU perspective 2014-2020.

1. The subject of the contract is the execution of construction works for the task entitled: "Modernization of the track and network system at the Zakład Usługowo Remontowy in Chorzów" – task No. 12, as part of the implementation of the Project entitled: "Integrated Project of modernization and development of tram infrastructure in the Silesian - Zagłębie Agglomeration along with the purchase of tram rolling stock - stage I" co-financed by the European Union from the Cohesion Fund under the Operational Program Infrastructure and Environment in the EU perspective 2014-2020.

2. General characteristics of the works:

1) Demolition works, i.e.:

-demolition of the track surface along with the substructure,

-removal and storage of debris from the demolition area with disposal,

-segregation of demolition materials (rails, sleepers, road materials),

-transport of materials from demolition,

-transport of steel scrap (from the entire range) and non-ferrous scrap to the ZUR warehouse in place,

-securing or reconstruction of collisions with underground infrastructure.

2) Reconstruction of the track, track and road system with a length of approx. 700 mtp, located on the premises of the Service and Repair Plant in Chorzów, including:

-reconstruction of tram tracks from 60R2 type rails with a gauge of 1435 mm using ballast and ballast-free technology,

-construction of the track structure in the system of integrated track and road surface,

-execution of the surface structure from recycled granite cubes,

-installation of the rail lubrication system (the exact location should be agreed with the Ordering Party immediately before assembly),

-installation of turnout heating system,

-turnout construction,

-construction of inter-track and intertrack connections,

-reconstruction of sidewalks,

-reconstruction of the road along the ZUR hall,

-reconstruction of power, return and control cables,

-reconstruction and construction of track drainage,

-reconstruction or securing of conflicting utilities networks,

-bringing the adjacent area to a proper condition, after the completion of works,

-introduction of temporary and target traffic organization,

-execution of as-built geodetic inventories along with marking in urban resources,

-grinding of rails after completion of track assembly works in accordance with the requirements of PKP instructions (ID 104 and ID 105).