3m large-diameter graded drilling, XCMG XR580HD underwater ramming foundation!

Along withXugongXR580HDRotary Drilling RigThe roar of

Qingshen Hanyang Minjiang River Bridge Project

Completion of spudding of first pile foundation

The main pile foundation construction began to enter the fast lane.

Qingshen Hanyang Minjiang River Bridge is 2348 in total length.5m，There are 323 pile foundations in the whole bridge.，50 bearing platforms in total，All areEnd bearing pile。XugongXR580HDRotary Drilling Rig is responsible for the construction of large-diameter pile holes.。Construction of XCMG Rotary Drilling Rig on trestle，The deck is 12 above the water surface.m，Water depth 5m，Construction pile diameter is 3m、Pile depth 63m。

Site geological structure is complex.，The stratification is obvious

Underwater operations are even more difficult.

ProceedΦ3mDuring the operation of the above large-diameter pile hole 

Difficulty in coring，Difficult to salvage gravel

XuXR580HDRotary drilling rig

Stage drilling

The hole-forming time is shortened to 40 hours.

Construction efficiency is highly recognized by customers

XCMG rotary drilling rigFocus on the development of cutting-edge construction technologies，Pay attention to product technology、Innovation of construction method，He has extensively participated in the Western Chongqing High-speed Railway.、Construction of Chongqing East Railway Station，Demonstrate excellent quality in various construction environment tests，Help customers create high-quality benchmarking projects！

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