- Execution documents and workshop planning for construction aids;

- Execution documents and workshop planning for the anti-irritation wall;

- surveying services;

- Safety and health protection (construction site ordinance);

- Construction site facilities: construction site access roads, construction roads;

- earthworks: soil replacement;

- construction pits;

- bridge construction works;

- Reinforcement work (reinforcing steel, prestressing steel);

- scaffolding (shoring, working and protective scaffolding);

- Finishing work: sealing, protective layer, joints in concrete, surface protection;

- anti-irritation wall;

- Building backfilling and rear surface drainage, drainage concrete layer.

- Execution documents and workshop planning for construction aids;

- Execution documents and workshop planning for the anti-irritation wall;

- surveying services;

- Safety and health protection (construction site ordinance);

- Construction site facilities: construction site access roads, construction roads;

- earthworks: soil replacement;

- construction pits;

- bridge construction works;

- Reinforcement work (reinforcing steel, prestressing steel);

- scaffolding (shoring, working and protective scaffolding);

- Finishing work: sealing, protective layer, joints in concrete, surface protection;

- anti-irritation wall;

- Building backfilling and rear surface drainage, drainage concrete layer.