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386 Barry’s Advanced Construction of Buildings
Post-tension cables and ducts
are positioned within the
reinforcement
The tension cables are
simply anchored into
the concrete at one
end and tension
exerted at the other
(a)
Grouting tube,
used once
tension is exerted
Reinforcement spacer
chair
Steel cables are left protruding
at the access end
Once the concrete is poured tension is exerted and a report is
prepared on each tension cable reporting the level of force
exerted
(b)
Photograph 6.8 (a and b) Post-tensioned concrete floor.