Concrete Cracks

1) meeting of hospitalized unstable ground
2) failure by the
3) Run the form of poor quality and bad
4) lack of adequate fittings or improper location
5) Rust on steel rebar
6) concrete with high slump
7) Vibration inadequate or incorrect handling
8) non-curing
9) Change the volume of concrete pasty meeting
10) strong ground shaking nearby, like a candle sconce
11) remove the mold before the concrete is sufficiently taken
12) the absence or inadequacy of control and expansion joints