REHABILITATION OF WAHNBACH DAM Facts Project Description The existing dense asphalt lining is removed up to the lower storag level and replaced by a fresh asphalt lining. Transitions to old liner are tempered and receive strengthening layer on top. Perimeter joints against concrete walls / plinths are renewed. Bituminous mastic seal is applied for ageing protection. Project Data: Reservoir capacity: 41 Mio m3 Total lining surface (1:1,52): 25,500 m2 New dense asphalt course: 11,500 m2 New mastic seal: 14,000 m2 Works: Milling of old asphaltic lining: 5 - 6 cm New dense asphaltic lining: 7 cm Edge strenghtening layer: 6 cm New construction joint: 30 m Placing of mastic seal: 2 kg / m2 Asphalt concrete sealing with an inclination of 1:1.5. City/Country Wahnbach / Germany Client Wahnbachtalsp

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