by In the morning of July 2, the concrete canopy collapse in Fuyingxiangcha County, Yanxi Road, Chashan Town, Dongguan, has been increasing in recent years.
We should pay attention to it.
Although the causes of the canopy collapse are not clear, we can get some enlightenment from the case of the canopy collapse in Yaojing Garden, Jiangbei, Ningbo.
The awning of Yaojing Garden fell down ▼ According to the information of Ningbo Housing and Urban-Rural Development Co., Ltd., the expert group believed that the main reasons for the collapse of the awning of Yaojing Garden were: 1.
The design method of the awning was cast-in-situ with the balcony, and the actual construction was post-pouring, which was not approved by the design; 2.
The reinforcement connection is changed to planting reinforcement, and the number, position and spacing of reinforcement are inconsistent with the design; 3.
The anchorage depth of embedded reinforcement does not meet the specification requirements; 4.
The practice of canopy surface layer is inconsistent with the design, and the load exceeds the design requirements; 5.
The interface between new and old concrete is not roughened.
The rebar planting holes are still visible ▼ Source: Civil engineering bar attention gift package: pay attention to the official account backstage to immediately obtain the latest specifications, technical responsibility, project manager, supervision boutique data business cooperation, enter the project manager, chief engineer, technical exchange group to read the news, learn knowledge, and click “watching” to show me!.
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