Boskovice Dam - reconstruction of the dam aimed to increase safety during flood events

Investor: Povodí Moravy, státní podnik

The Boskovice dam is located on the Bělá river in km 7.4 upstream the town of Boskovice in the South Moravian region. Its earth-fill dam (including structures) and the area downstream the dam are located in the cadastral districts of Hrádkov, Vážany u Boskoviceand Boskovice. 

The purpose of the project is to implement measures at the of Boskovice dam in order to ensure safe transfer of a transformed 10000-year flood wave, related work and other construction work ensuring safe and reliable operation of the hydraulic structure in the future.

The reconstruction includes modification of the top of the dam including the raising of the breakwater, new spillway with a higher capacity, chute spillway and stilling basin and a new bridging. It also covers modifications to the waste canal, installation of a camera system and modification of the technical safety supervision equipment.

Main scope of the work as a whole:
Reinforced concrete structures 7850 m3
Plain concrete, filler concrete and screeding concrete 1,725 m3
Sprayed concrete 850  m2
Stone packing and paving 1,900 m3
Excavations  class 1-4 9,215 m3
Breaking class 5-7 9,100 m3
Demolition of concrete and reinforced concrete 12,530 t
Basic parameters of the dam:
max. height above the valley bottom: 42.5 m
Length at the crest: 305.0 m
Width at the crest: 11.0 m
Lowest point in the valley: 390.00 m a.s.l.
Slope on the upstream side: 1 : 1.6
Slope on the downstream side: 1 : 1.9
Dam crest elevation in the axis: 432.65 m a.s.l.

Work provided by AQUATIS:
Zoning permit
Building permit documentation
Detailed design

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