To ensure that there is no slurry leakage during the construction of bored piles in karst development areas, or that…
Before Talking About the Construction of Punched Piles, Let’s Talk About the Hole Forming of the Mud Wall Protection Wall.…
Classification of Piles 1. Score according to the number of piles Single pile: only one pile The row of piles:…
Information required for tank inspection (1) Geotechnical engineering survey report in the detailed survey stage; (2) Structural drawings in the…
About large diameter piles (d≥800mm) Size effect of extreme side resistance and end resistance. 1. Size effect of large-diameter pile…
Due to the complex construction technology of bored pile engineering, various visible or invisible factors may interfere with the final…
How to Prevent and Control Bored Piles from Deflecting? 1. Quality problems and phenomena 1) The hole is not vertical…
Rock Name (Origin) Different rock names represent their origin. The origin of rocks includes (magmatic rock (intrusive rock, volcanic rock),…
A rotary drilling rig is a construction machine suitable for hole-forming operations in construction foundation projects. It is widely used…
During the construction of pile foundations, due to geographical environment, mechanical equipment, and human factors, it is inevitable that some…
Earthworks 1. The excavation slope is too steep 1.1. Phenomenon: During earthwork excavation, the slope of the foundation pit and…
The safety and stability of the water-stop curtain have a significant impact on surrounding safety. In actual construction, loopholes may…