Germany – Primary school construction work – 2026-031 H83 GS DAH Ost-302-Umbau- und Rohbauarbeiten

Approximately 150 m² demolition and disposal of concrete paving - approximately 500 m³ excavation with removal topsoil backfill - approximately 650 m³ excavation with removal backfill gravel/sand mixture - approximately 185 m laying of main lines and sewer - approximately 450 m³ installation of gravel bags - approximately 450 m² fine levelling - approximately 80 units demolition and disposal of internal doors with steel casing frame - approximately 30 units demolition and disposal of wood-aluminium windows - approximately 150 m² demolition and disposal of glass-metal internal door elements - approximately 1,700 m² dismantling and disposal of suspended ceiling constructions - approximately 3,000 m² dismantling and disposal of floor coverings, partially incl. screed construction - approximately 1,400 m² partial dismantling and disposal of internal and external masonry and lightweight walls - approximately 450 m² removal and disposal of PCB-containing wall plaster - approximately 25 m³ demolition and disposal of in-situ concrete of 4 units of reinforced concrete stairs - approximately 20 m² supplementing foundation components incl. partial dismantling of base plate and manual excavation in the building - approximately 50 m² supplementing reinforced concrete ceiling with beam construction to close ceiling openings - approximately 20 m underpinning with supports and girders made of profile steel incl. provisional support measures - approximately 40 units installation of concrete lintels to create new door and window openings - approximately 300 m² supplementing masonry internal and external walls - approximately 85 m³ in-situ concrete reinforced concrete base plate - approximately 450 m² formwork reinforced concrete walls and approximately 50 m³ in-situ concrete reinforced concrete walls - approximately 300 m² ceiling formwork - approximately 75 m³ in-situ concrete solid ceiling - approximately 40 t reinforcing steel - approximately 75 m² double wall elements - approximately 600 m² internal and external plastering works - approximately 200 m cable protection pipes - approximately 350 m earthing conductor - approximately 200 m laying of empty pipes in in-situ concrete walls with approximately 85 units of junction boxes