Problems and Countermeasures in Deep Pile Construction The construction efficiency is low. The main reasons are that the time taken…
Prestressed pipe pile construction process The construction process of prestressed pipe piles is: measuring and setting out positioning → pile…
Prestressed Pipe Pile Construction Process The construction process of prestressed pipe piles is as follows: measurement and positioning → positioning…
Rotary drilling rigs can be divided into four drilling methods according to geological conditions: cutting, crushing, turning, and grinding. 1.…
At present, rotary drilling rigs have become one of the mainstream construction machinery for bored piles due to their advanced…
1, General requirements 1. The location of the steel sheet piles should meet the design requirements and facilitate the construction…
1.1 Construction Layout Before the construction layout, the measurement points provided by the design shall be reviewed, the plane control…
1. Common quality problems during construction (1) Pipe blockage: This manifests as concrete blocking the pumping pipeline or drill pipe…
1. The Drilling Methods and Principles Can Be Divided into the Following Categories: Spiral drilling, positive circulation rotary drilling, reverse…
1. Common problems During the construction process, bored piles are subject to natural conditions such as technology and strata, as…
When problems occur during bored pile construction, the on-site technical personnel on duty must immediately adopt the correct handling method…
According to the characteristics of the pile and the vertical force, the pile foundation can be divided into two categories:…