Today, we will compare rotary drilling rigs with commonly used impact and rotary drilling rigs in the past, and give some suggestions on how to choose hole-forming machinery in pile…
For rotary bored piles, controlling the thickness of sediment at the bottom of the pile is the key to quality control of pile foundation construction. Excessive sediment thickness will not…
With the continuous development of engineering technology, new steel piles and reinforced concrete piles are becoming more and more widely used in engineering construction. Different pile types also have different…
Venue Layout The construction site mainly includes three parts: the underground diaphragm wall forming area; the mud system area; and the steel cage processing area. The three areas are connected…
Foundation engineering is an extremely important part of construction projects, whether it is the treatment of problems such as "miscellaneous filling", "weakness", "collapse", "liquefaction" and "expansion", or the problems of…
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,…
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…
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;…
Introduction to CFG Piles The Chinese name of CFG (Cement fly ash gravel) pile is cement fly ash gravel pile. It is a high bonding strength formed by uniformly mixing…
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…
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…
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,…
Kaizer is a leading kelly bar and Piling tools manufacturer in China. Which Specializes in the designing and manufacturing of kelly bars and piling tools for over 15 years. We produce and supply Bored Pile Project-related products, including casings, tremie pipe, drill bits, and other accessories.
