1.冻土地区基础类型应根据建筑物类型、上部结构特点、冻土地基条件和多年冻土所采用的设计状态选定。
2.多年冻土地区的基础下应设置由粗颗粒非冻胀性砂砾料构成的垫层。垫层厚度不应小于300mm,并应根据多年冻土地区所采用的设计状态确定。当在独立基础下设置时,垫层的宽度和长度应按规范规定计算。垫层应分层夯实,并应符合现行国家标准《建筑地基基础设计规范》GBJ7的规定。当按允许地基土逐渐融化和预先融化状态设计时,应满足垫层下冻土融化后的承载力要求。
3.冻土地区的基础设计除应符合本规范规定的要求外,尚应符合现行国家标准《建筑地基基础设计规范》GBJ7中的有关规定。
Wulingyuan Conducts Survey of District-wide Transportation Infrastructure Construction
下一篇Comprehensive Determination Provisions for the Bearing Capacity of Frozen Soil Foundations

2024-10-08 13423 0

2024-09-30 13142 0

2024-09-20 12919 0

2024-09-13 13091 0

Lize City Air Terminal Underground Main Structure Nearing Completion: Maximum Transfer Walk Under 4 Minutes After Operation

Anti-seepage Curtain for Main Lock Pit of CSCEC Port Shenqiu Double-Line Lock Project Completed on Schedule

All Pile Foundations Completed on Quanzhou Baiqi Channel

Hainan Upgrades Housing and Municipal Infrastructure

First Foundation Concrete Pour Successfully Completed for Zambia Kafue West–Muzuma 330kV Transmission Line EPC Project
Hot News
评论 (0)