Soundproof wall hanging up when load deflection and load slip-prone.Crane operating turnover lower than expected, so around the private interview to conduct it.
When working cause hanging of soundproof wall is prone to load deflection and load slip. Since the lower part of the collapse of cargo are also envisioned, carefully be crane operation carried out around the a collect.
When the cause of sound-proof wall hanging is likely to slip and the load sway.It is assumed that the shift of the lower part of the people around to crane operation.