Controlled explosion of the 300-meter chimney stack in Lippendorf power station
Controlled explosion of the 300-meter high reinforced concrete chimney with three folding explosions, to reduce the length of fall in direction south east.
Client: Biq GmbH, Sigmund–Bergmann–Straße 1, 03222 Lübbenau
Project management TVF:
Region South/East
Time frame:
Begin: May 2005 End: December 2005
Job description:
Preparation for explosions:
- Drilling of holes at three levels 45, 120 and 210 metres
- Protection of the explosion openings against flying grit with three layers of fleece matting and two layers of wire netting
- Time lapse of three seconds between the upper and the two lower explosion levels to facilitate the correct angle of fall
Material preparation:
- Use of heavy plant crusher to prepare the rubble
- Preparation and recycling of the rubble in grit size 0-63 millimetres and recycling as backfilling material for the site
Special factors:
- The evacuation of four dwellings in Lippendorf for the creation of a safety zone
- Closing of the main road B71 by the police
- Cordoning-off of woodland areas by the company THW Borna
Quantity details:
Height 300 metres
Diameter at the top 11.90 metres
Diameter at the base 34.90 metres
Material 10,000 cubic metres
Drilled holes and number of detonators 3,304
Explosive Eurodyn 2000 375 kilograms
Fuse cable Dynacord 500 metres
