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Vibro Concrete Columns
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Vibro Concrete Columns
by Laura Winkler & Teresa Pühringer
Project
London Olympic Athletics Stadium
Company: Keller
500 VCC's
Staircases, walkways & ramps are supported on VCC's
Thank you for
your attention
www.haywardbaker.com
www.nicholsonconstruction.com
www.keller-uk.com
www.balfourbeatty.com
www.vibromenard.co.uk
www.bauer.de
www.franki.de
References
Disadvantages
-
Vibration
-
Low depth
-
Out-dated method
Applications
Road & rail embankments
Industrial & commercial structures
Low-rise residential developments
Large Area loads
Structures built on weak soils
VCC's arranged in groups
A
A = 50 - 80 cm
if necessary Reinforcement steel
Able to carry up to 750 kN (75 t)
can be built vertical or with a slope
More information
Ways of construction
Rammed in with pressure
With vibration
Result = the same
Advantages
Improvement of bearing capacity
Shorter & using less concrete
cost effective
minimal spoil
High production rates
Minimal noise
Dimensions
Length: 2,5 - 20 meters
Column
Enlarged base
Diameter: Column 40 - 60 cm
Enlarged base 60 - 100 cm
Load
Weak layer
Solid layer
Description
Vibro Concrete Columns VCC
Ground improvement technique
Deep foundation
increase bearing capacity - decrease settlements
Main task:
Process