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强夯施工中,为了防止吊车倾覆

网址:www.qianghangshigong.com.cn  2022-02-18  作者:admin    阅读:

强夯施工中,为了防止吊车倾覆,强夯锤质量可取10~15t较为合适,其底面形式宜采用圆形。强夯施工机械宜采用带有自动脱钩装置的履带式起重机或其他专用设备。采用履带式起重机时,可在臂杆端部设置辅助门架,或采取其他安全措施,防止落锤时机架倾覆。当场地表土软弱或地下水位较高,夯坑底积水影响施工时,宜采用人工降低地下水位或铺填一定厚度的松散性材料,使地下水位低于坑底面以下2m。坑内或场地积水应及时排除。保定平面设计培训 保定空调维修 保定管道通风 包装盒定做 化粪池模具 废旧电缆回收 不锈钢铸件 指派专人负责对夯点沉降量的观测,及时统计分析数据,发现与试夯区观测数据偏离较大的,应及时分析,调整夯击方案。
In dynamic compaction construction, in order to prevent crane from overturning, the quality of dynamic compaction hammer should be 10-15t, and its bottom form should be circular. Crawler crane with automatic decoupling device or other special equipment should be used in dynamic consolidation construction machinery. When crawler crane is used, auxiliary gantry can be installed at the end of boom, or other safety measures can be taken to prevent the overturning of the gantry when the hammer drops. When the surface soil is weak or the groundwater level is high, and the seepage at the bottom of the rammed pit affects the construction, it is advisable to use loose materials to reduce the groundwater level artificially or fill a certain thickness, so that the groundwater level is lower than 2 m below the bottom of the pit. Water accumulation in pits or sites should be removed in time. Specialized personnel are assigned to observe the settlement of the tamping point, analyze the data in time, and find that there is a big deviation from the observation data in the test tamping area. The tamping plan should be analyzed and adjusted in time.

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