germany-lahr: road construction works./ development of rheinstraße nord, northern part, 1st construction phase./ the canal and road construction work "gg rheinstraße nord" is located in lahr and is in the immediate vicinity of the lahr airfield. a fundamental renovation and redesign of rainer-haungs-strasse and the eastern part of david-schieni-strasse is to be carried out. the traffic facilities will be fully expanded across the entire width of the future road cross-section with around 16,000 m2. the new mixed water and rainwater sewers to be built with dimensions from dn 300 to rectangular profile 1400/800 and a total length of approx. 2450 m are being produced for the reorganization of the drainage system in the entire "gg rheinstraße nord" planning area. in the course of this reorganization, a lamella clarifier and two shafts with flushing gates are installed as engineering structures. in addition, the existing water line da 225 and gas line da225 will be renewed or rerouted in some areas. furthermore, a district heating line kmr-dr dn125/500 is laid. in addition, power cables are being laid by the mittelbaden überlandwerk. main masses: lot 1: - road development: approx. 16,000 m2 - disposal of excavated material/surface road construction: approx. 20,000 tons - shelves and gutters: approx. 8000 m - trench excavation including shoring canal construction: approx. 15,800 m3 - rain and mixed water sewer dn 300 bis re 1400/800: approx. 2,450 m - shafts, tangential shafts and shaft structures: approx. 57 pieces lot 2: - supply and installation of street lighting: approx. 33 pieces