Drainage, track and road construction work in the Nikolaus-Dürkopp-Straße, reconstruction of the Niederwall triangular rail junction and production of a mass-spring system in the intersection area Nikolaus-Dürkopp-Straße / August-Bebel-Straße in Bielefeld.
 

• Traffic safety, waste disposal services, surveying work for track and road construction as well as preparation of as-built plans
• 1,240 + 5,705 m³/m² of soil excavation / removal (partly for disposal on landfill)
• 2,665 m³ of shoring (vertical trench shoring with chamber slabs with trench sheets and load-bearing shoring of end walls)
• 680 m of sewerage duct installed, including branching and connection pieces (DN 160–600)
• 50 m of building connection pipes restored
• 2,230 m² of paved areas renewed (paving stones and slabs)
• 1,030 m of kerbstones installed/laid
• 950 m of paving guttering installed/laid
• 6,760 m² / 135 t of (poured) asphalt installed (incl. slab track area)
• 825 m of grooved rail track produced, incl. sheathing and sub-casting
• 3 x grooved rail points installed/laid
• 1 x installation of grooved rail crossing
• 115 m of Vignole rail track produced
• 2 x core Vignole point renewed 
• 1 x installation of Vignole rail crossing
• 100 m of mass-spring system produced, incl. base layers and sub-cast (incl. concrete work)
• 288 x welding productions