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Thursday, December 11, 2014

Cantilevered retaining walls

Cantilever Retaining Walls
Cantilever retaining walls are constructed of reinforced concrete. They consist of a relatively thin stem and a base slab. The base is also divided into two parts, the heel and toe. The heel is the part of the base under the backfill. The toe is the other part of the base.
  • Use much less concrete than monolithic gravity walls, but require more design and careful construction.
  • Generally economical up to about 25 ft. in height.
  • Can be precast in a factory or formed on site.
• Cantilever theory was
introduced by Galileo in
the 16th Century, then
advanced by Sir John
Fowler and Sir Benjamin
Baker in the 19th Century
• Reinforced concrete
retaining walls were
introduced by the
Chicago, Burlington and
Quincy Railroad in the
types of
wall systems
• Pile driving
dates back to
the time of the
• Large diameter
augers allow
structures to
extend into
any kind of