Most construction projects call
for concrete in some form, whether as
footings, walls, or flatwork. As a frequently
used material, concrete is also
a common source of problems. Foulups
can occur at any stage, from
batching, mixing, and transporting to
placement, finishing, or even curing,
the final step. Concrete that has been
handled correctly all along can still
be ruined if it's not properly cured.
Warm and Wet: Keys to Curing
Curing means taking steps to keep
the concrete under the right temperature
and moisture conditions during
the first few days of hardening after
placement. Proper curing is vital
because the concrete will eventually
be much harder and stronger if it is
cured correctly.
Hydration. The hardening of concrete
is not