Introduction In today's construction environment, super high-rise buildings are becoming increasingly common, with greater heights, requiring larger foundation diameters and higher bearing capacities. As the most common foundation type for…
Project Overview Pile diameter: 1600 mm Pile length: 43.5 m Pile type: Bored cast-in-place pile Testing methods: Ultrasonic Crosshole Testing Low Strain Integrity Testing Core Drilling Inspection Borehole Television Inspection…
Introduction A rotary drilling rig is a construction machine used for soil excavation and cast-in-place pile formation, widely applied in various engineering projects. But how much do you know about…
1. Quality Problems in Rotary Drilling Pile Construction (1) Hole Wall Collapse Hole wall collapse is a common issue in rotary drilling pile construction, primarily caused by the following factors:…
Overview of Reinforced Concrete Precast Piles Reinforced concrete precast piles are manufactured in prefabrication plants or construction sites before being driven into the ground at designed locations using pile-driving equipment.…
Introduction to the TRD Method The TRD Method (Trench Cutting Re-mixing Deep Wall Method) is an advanced construction technique that utilizes a chainsaw cutter system as its primary machinery. During the insertion process, the…
Why Pile Inspection Matters Pile inspection is a critical step in ensuring the safety and stability of building foundations. It verifies that the pile's bearing stratum aligns with design specifications,…
Introduction to Pile Foundation Testing Pile foundation testing is divided into pre-construction and post-construction testing phases. Pre-construction test pile evaluation provides design parameters by determining the ultimate bearing capacity of…
Pile Foundation Engineering Material Requirements Precast piles must have factory certification and inspection reports. All incoming components should be clearly labeled and free from visible defects. Their identification marks, model…
1. Rotary Drilling Rig Construction Process Rotary drilling rigs are widely used in foundation engineering due to their efficiency and precision. The construction process involves several critical steps to ensure…
Introduction Bored piles offer significant advantages such as low construction noise, minimal vibration, adjustable length and diameter according to design requirements, reliable penetration into bearing strata, and high single-pile bearing…
Introduction Piling foundation engineering is a critical part of construction projects, involving complex processes and stringent technical requirements. Several factors can affect the quality of piles, such as inadequate geological…
