Rock Name (Origin) Different rock names represent their origin. The origin of rocks includes (magmatic rock (intrusive rock, volcanic rock),…
During the construction of pile foundations, due to geographical environment, mechanical equipment, and human factors, it is inevitable that some…
The safety and stability of the water-stop curtain have a significant impact on surrounding safety. In actual construction, loopholes may…
The steel casing wall protection is used during the hole-forming process of the cast-in-place piles drilled by the full-casing and…
Pile foundation testing is divided into pre-construction and post-construction testing of pile foundations: before construction, test pile testing provides a…
[Abstract] Rotary drill is a pile foundation construction machine with a high degree of mechanization and intelligence, flexible walking and…
Scope of Application 1. Scope of application of hammered prestressed pipe piles Hammered prestressed pipe piles are suitable for all…
Venue Layout The construction site mainly includes three parts: the underground diaphragm wall forming area; the mud system area; and…
With the continuous development of engineering technology, new steel piles and reinforced concrete piles are becoming more and more widely…
For rotary bored piles, controlling the thickness of sediment at the bottom of the pile is the key to quality…
Today, we will compare rotary drilling rigs with commonly used impact and rotary drilling rigs in the past, and give…
Nowadays, the construction of large buildings is becoming more and more common. The increase in the scale of buildings has…