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China State Construction Engineering Bureau II – Wuhan Metropolitan Area Ring Expressway Project

Release time:

2025-09-29 10:36

Project Overview

Project Name: Hannan Yangtze River Bridge and Connecting Works, Wuhan Metropolitan Area Ring Expressway

Project Type: Road and Bridge Construction

Location: Panjiawan Town, Jiayu County, Xianning City, Hubei Province, China

Testing Equipment: RSM-STD(C) Sediment Thickness Detector

 

Testing Purpose & Method
The purpose of this inspection was construction self-checking to verify borehole cleanliness and ensure the quality of pile foundations for the Yangtze River bridge structure. The sediment thickness detection method was applied to evaluate the interface conditions of sediment, floating debris, and slurry at the pile bottom.

 

Testing Scope

Pile foundations for bridge substructure

Assessment of sediment and floating debris layers in boreholes

 

Testing Results

Findings:

Sediment–floating debris interface: clear

Floating debris–slurry interface: clear

Sediment thickness: 10 mm

Impact: Results were within allowable design specifications; no negative effect on pile performance.

 

Evaluation

Engineering Evaluation: Borehole cleaning quality met design requirements, ensuring a solid foundation for bridge construction.

Equipment Performance: The RSM-STD(C) delivered reliable results with clear detection signals, confirming its suitability for on-site quality control.