T/QGCML 4867-2025 Technical Specifications for an Integrated System of Cleaning and Draining the Back-casting Strip in Basements and Relieving Water Pressure and Preventing Floating
T/QGCML 4867-2025 Subterranean post-pouring belt cleaning and integrated drainage and pressure relief anti-floating system technical specifications
Basic Information
Scope
Main technical content: This document specifies the terms and definitions, general principles, basic requirements, process characteristics, process principles, construction procedures and operation points, quality inspection and groundwater detection, and safety management of the integrated system for cleaning and draining the post-casting joints in basements and for groundwater pressure relief and anti-floating. This document is applicable to the construction of garbage removal and draining of post-casting joints in basements in construction and municipal engineering projects, as well as the application of groundwater pressure relief and anti-floating devices, including the control of groundwater buoyancy in new, renovated, and expanded projects, the construction and maintenance of post-casting joints, and the durability assurance of anti-floating structures.