Cushion Method for Foundation Treatment
The cushion method is to dig out the weak soil layer within a certain range under the base of the foundation, then fill it in layers with strong sand, gravel,…
20 Questions on Bridge Pile Foundation Construction!
1. What should I do if the drilling hole is offset? 1. Quality problems and phenomena 1) The hole is not vertical after being formed, and the deviation value is…
Summary of Various Open-Cut Construction Methods for Underground Projects
1. Slope excavation (Large excavation) method There are no supports or supporting structures in the pit; it is convenient for the construction of large-scale excavating machinery and the main structure;…
Prestressed Pipe Pile Construction Technology Guidelines, Hammering, Static Pressure
Scope of Application 1. Scope of application of hammered prestressed pipe piles Hammered prestressed pipe piles are suitable for all kinds of cohesive soils and silt soils. When it is…
Methods and Techniques for Treating and Reinforcing Poor Foundation Soil
Before constructing a building, use temporary loading (sand, soil, other building materials, goods, etc.) to apply load to the foundation and give it a certain preloading period. After the foundation…
What Is a Lime-Soil Compaction Pile? Summarize the Common Problems in the Construction of Lime Soil Compaction Piles
1. What is a lime-soil compaction pile? 1. Lime soil column Using the lateral extrusion during the hole-forming process, the soil in the pile hole is squeezed into the surroundings,…
Anti-Slide Pile Construction Technology Commonly Used in Slope Treatment
Overview Piles are cylindrical members that penetrate deep into the soil or rock layer. The anti-slide pile in the slope treatment project transfers the slope thrust from the upper part…
The Cast-in-Place Piles Are Constructed in the Pebble Geological Layer
[Abstract] Rotary drill is a pile foundation construction machine with a high degree of mechanization and intelligence, flexible walking and movement, and simple installation and alignment. With different drill bits…
7 Methods for Pile Foundation Inspection
Pile foundation testing is divided into pre-construction and post-construction testing of pile foundations: before construction, test pile testing provides a basis for design, mainly to determine the ultimate bearing capacity…
Design of Underground Continuous Wall
As a foundation pit enclosure structure, the underground diaphragm wall is designed and calculated mainly based on three major aspects: strength, deformation, and stability. Strength mainly refers to the horizontal…
Summary Analysis of Pile Foundation Inspection and Quality Issues!
There are many types of pile foundations with large differences in construction techniques. In addition, the ground changes are complex. During the construction process, the pile body may have defects…
The Detailed Process of Pile Hole Bite Pile Construction Technology, If You Don’t Understand, Please Read It!
Bored Bite Pile Construction Method Bored interlocking piles are drilled into piles by rotary drilling. The piles are arranged to interlock with each other. The pile diameter is 120cm and…
