This project is a routine borehole inspection for support piles of a high-speed rail underground section in Xiong'an New Area.The borehole diameter is 0.8 m, borehole depth is 26.2 m, and construction is carried out by rotary drilling rig. The inspection is conducted as self-inspection by the cons Read More

Project NameBolt Construction Quality Inspection Project for a New Pumped Storage Power Station in Xinxiang, HenanInspection ItemThis project is located in Xinxiang, Henan Province, involving a newly-built pumped storage power station. its main permanent structures are designed in accordance with Gr Read More

Borehole quality inspection is a critical component of pile foundation testing. National, transportation, and construction standards have specified clear requirements for testing the borehole quality of cast-in-place concrete piles. Among these methods, ultrasonic testing is widely adopted due to it Read More

Project NameBorehole Inspection Project for the First Phase of an Expressway Double Track in ZhejiangInspection ItemThis project covers borehole quality inspection for expressway foundation piles, conducted as self-inspection by the construction contractor.Borehole diameter: 1500 mmBorehole depth: 1 Read More