Germany – Main road construction works – Modernisierung Stadthalle mit Außenanlagen / Teil B Außenanlagen (30-ZV-0030/25) hier: Parkplatz, nördl. Verbindungsstraße, Promenade

Lot 1 – Investigation for ordnance clearance Geophysical surface detection 25,500 m² Construction-accompanying ordnance survey Exploratory drilling for drainage trenches | Lot 2 – Civil Engineering and Road Construction: Excavation for sewer construction 1,310 m³; New construction of stormwater sewer, reinforced concrete pipe DN 300-400, 471 m; New construction of connection line (PP pipe SN 10 DN/OD 160) 140 m; New construction of precast concrete manholes DN 1000-1200, 9 units; Earthworks for traffic infrastructure 14,600 m³; Terrain profiling 16,500 m²; Subgrade stabilization; Soil replacement 3,100 m³; Construction of road drains 20 units; Construction of drainage line with drainage pipe DN 100, 520 m; Construction of infiltration basins 940 m³; Excavation of infiltration basin 2,300 m³; Sealing of infiltration basin 650 m²; Construction of drainage slots 2,350 m³; Construction of frost protection layer 4,600 m³; Construction of gravel base courses 1,650 m³ Production of bituminous base course 10,200 m² Production of bituminous surface course 10,200 m² Production of kerbs 4,356 m Production of steel edging 660 m Production of parking spaces with grass slabs including seeding 5,000 m² Production of parking spaces with concrete slabs 1,600 m² Production of concrete/natural stone paving 300 m² Root bridges 230 m² Traffic signs 26 units Marking work 200 m Benches 8 units Waste containers 8 units Bollards 12 units Proof of quality assurance for sewer construction (RAL quality mark for sewer construction AK3 or equivalent) | Lot 3 – Landscaping Work: Tree pruning of existing trees (15 trees); Tree planting including completion and maintenance (57 trees); Perennial planting including completion and maintenance (630 m²); Shrub planting including completion and maintenance (170 m²); Lawn/meadow areas including completion and maintenance (8,400 m²) | Lot 4 – Technical Equipment (Lighting): Technical building: 1 transformer metering cabinet; 1 slimline cabinet for UV...