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强夯如何检验强夯施工的加固效果

网址:http://www.sddhfjx.cn/   发布日期:2022-04-11 关注次数:0
强夯机对土体停止强力夯实,以行进地基强度、降落地基的紧缩性。其作用机理,主要是用很大的冲击能(普通为50~300tm)使土中呈现冲击波和很大的应力,迫使土中的孔隙紧缩、土体局部液化,夯击点四周发作空地,构成更好的的排水通道,使土体灵活固结。那么针对强夯施工程的加固效果如何停止检验呢?
The dynamic compactor stops strong compaction of the soil to improve the strength of the foundation and reduce the compactness of the foundation. Its action mechanism is mainly to use great impact energy (generally 50 ~ 300tm) to make the soil present shock wave and great stress, force the pores in the soil to tighten, local liquefaction of the soil, and open space around the tamping point to form a better drainage channel to make the soil flexible consolidation. So how to check the reinforcement effect of dynamic compaction construction project?
1、动力触探是动力检测实验的一种,即圆锥动力触探实验,普通将圆锥动力触探实验简称为动力触探或动探。分为轻型,重型和超重型3种实验,三种重锤的质量分别为10kg,63.5kg和120kg。动力触探实验的探头为锥尖状,实验时记载强夯机重锤锤击后探头停止特定土层深度时的锤击数
1. Dynamic penetration is a kind of dynamic detection experiment, namely conical dynamic penetration experiment. Generally, conical dynamic penetration experiment is referred to as dynamic penetration or dynamic penetration. There are three kinds of experiments: light, heavy and super heavy. The masses of the three kinds of heavy hammers are 10kg, 63.5kg and 120kg respectively. The probe of dynamic penetration test is cone-shaped. During the test, the number of blows when the probe stops at a specific soil depth after the heavy hammer of dynamic compactor is recorded
2、静力触探是应用压力安装将有触探头的触探杆压入实验土层,经过量测系统侧土的贯入阻力,可肯定土的某些根本物理力学的特征,如土的变形模量,土的允许承载力等。静力触探加压方式有机械式,液压式和人力式三种。静力触探在现场停止实验,将静力触探所得的比贯入阻力(Ps)与载荷实验,土工实验有关指数停止回归剖析,能够得到适用于一定地域或一定土性的经历公式,能够经过静力触探所得的计算指标肯定土的自然地基承载力。
2. Static cone penetration test is to use pressure installation to press the cone rod with contact probe into the experimental soil layer. After measuring the penetration resistance of the soil on the side of the system, some fundamental physical and mechanical characteristics of the soil can be confirmed, such as the deformation modulus of the soil, the allowable bearing capacity of the soil, etc. There are three pressurization methods of CPT: mechanical, hydraulic and manual. Stop the static cone penetration test on site, stop the regression analysis between the specific penetration resistance (PS) obtained by static cone penetration test and the relevant indexes of load test and geotechnical test, and obtain the experience formula applicable to a certain region or certain soil properties, and confirm the natural foundation bearing capacity of soil through the calculation index obtained by static cone penetration test.
以上就是为大家介绍的有关强夯机出租的详细介绍,希望对您有所帮助.如果您有什么疑问的话,欢迎联系我们.我们将以的态度,为您提供服务http://www.sddhfjx.cn
The above is a detailed introduction to the rental of dynamic compaction machine. I hope it will be helpful to you If you have any questions, please contact us We will provide you with professional service http://www.sddhfjx.cn
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