When pouring concrete pouring to a given sequence, poured from far to near, from the inside out, starting from a low place before, poured in layers, finishing layer dress class.
Use the table to the floor dress, vibrator for columns, beams, walls.
thickness of concrete poured 16 TCVN4453 tables follow: 1995 to match the radius of the dress.
concrete must be poured continuously constantly arbitrarily, in every structural joints must be released in locations where there are power cuts and small bending moments.
When it rains to shield, not to fall into the concrete rainwater. In the case of continuous concreting over the time periods specified in Table 18 TCVN 4453: 1995.
Concrete foundations were poured onto the pad only clean the hard earth.
Concrete columns with a smaller height and 5 meters in height wall less than 3m is poured continuously.
column next to smaller size 40cm, small wall thickness and the columns hon15cm but any overlapping of reinforced belt is poured continuously in each stage has a height of 1, 5m.
column 5m higher than 3m high wall should be divided into several stages, but must ensure the location and structure reasonable construction joints.
concrete beams and the floors are done simultaneously, while large-sized beams own more than 80cm can pour piecemeal but must arrange a reasonable construction joints.
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