Key points for quality control of concrete engineering

The intuitive manifestation of concrete compaction is that when the vibrating rod is pulled out, there is floating slurry on the surface of the concrete, and it no longer sinks significantly.

During the vibration process, excessive vibration should be avoided to prevent segregation, and insufficient vibration should not cause honeycomb and rough surfaces.

The insertion vibrator should be inserted quickly and pulled slowly, with evenly arranged insertion points and a movement distance not exceeding 1.

Steel Rebar Chairs

5 times the vibration radius.

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