Concrete foundation slab for length of railway track has horizontal row of bores in ends, accommodating reinforcing rods spanning gap between adjacent rods
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Rail bed for high speed trains consists of concrete panels with expansion gaps separating them into sections, load being spread between sections across these gaps by short, plastic coated steel rods
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Transportable concrete mixing station has a modular construction which packs into standard containers and which uses the containers as building modules
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Excavator for ditches and embankments has a cutting attachment fitted to the arm of a conventional excavator and with adjustment to angle the cutting head
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Method for producing an at least two-layer outer wall element and outer wall element produced thereby
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Pipe laying device
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Noise absorption element
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Connecting element for reinforcing bars in concrete panels
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Road surface concrete paving by immediate texturising
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Track superstructure comprising a continuous supporting slab and individual rail fastening means
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Process for smashing concrete floors and a subsoiler suitable for carrying out the process
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Joint cutting device for longitudinal and transverse joints
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Sound absorber construction for solid roads
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Track superstructure with continuous support plate and individual fastening devices for the rails
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Combination of a digger with a vibrating device
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Internal vibrator
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Railway track on a continuous supporting slab
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Track grate on a continuous support plate and method for laying a track grate on a continuous support plate
