Expansion of Seepage Measurement Stations and Service Road for Altenberg Dam

Earthworks and installation for seepage measurement stations and service road at Altenberg Dam: Excavation of 740 m³ pipe trench, 140 m³ backfill material for the pipe zone, 600 m³ trench backfilling and compaction, demolition and disposal of concrete shafts, masonry, and seepage pipes. Delivery and installation of 435 m flexible connection pipe, 200 m storm sewer pipe, 45 m partial seepage pipe, 3 precast concrete shafts, and 4 additional precast shafts. Preparation of workshop drawings for measurement shaft 3. Creation of 400 m² crushed stone breakout and 1,000 m² subgrade, crushed stone base layer, and wearing course. Execution period: October 5, 2026 to May 28, 2027. This is a transparency notice for a restricted tender without a call for competition (VOB/A); the circle of participants has already been determined, and applications are no longer possible.

Tender documents

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