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R&D Field

2020-07-24
Highway Field—Study on the application of green comprehensive regeneration technology for waste from highway

Project summary:Jiqing expressway reconstruction and expansion project is the first four transformation and eight expressway construction project that does not interrupt traffic in Shandong province. It is also the first expressway reconstruction and expa ......

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2020-05-27
Municipal engineering field --- Dongxihu sports center construction project

The Dongxihu sports center is for the 7th military sports meeting in 2019. As a new sports center uniformly deployed by the wuhan municipal government, it is a key project of the municipal party committee and the municipal government. It is required to pl ......

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2019-11-21
Bridge Field---Rotating continuous beam

The continuous beam adopts 40m+64m+40m swivel to cross the existing railway and form an angle of 47 with the railway line. The continuous beam construction is divided into two parts. After the construction of the swivel part is completed, the swivel is tu ......

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2019-11-21
Bridge Field---Assembly bridge

Prefabrication, transportation, hoisting and on-site assembly of components have high requirements. The prefabricated piers and cover beams shall be of accurate size and shall be delivered after being pre-assembled in the factory. During the construction ......

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2019-11-21
Bridge Field---Cross the Yellow River porous large-span highway bridge

The main bridge adopts a pile foundation with a diameter of 2.0m (length 93m), 19.2144m low pile cap, 8.55m thin-walled rectangular hollow pier (high 18.5m), and the upper structure is 3(100+4140+ 100)m variable section continuous beam, a total of 18 susp ......

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2019-11-21
Bridge Field---Segmented box girder erected external prestressed bridge

The project is located in Saraburi, Thailand. The completion of the project has greatly improved the transportation from Bangkok to Saraburi, bringing convenience to the local people and driving the rapid development of the local economy. The three-dimens ......

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2019-11-21
Tunnel Area---Long & large karst tunnel

In the tunnel construction, for the large-scale cave group, the geological exploration + grouting + new steel-concrete structure is combined to cross the tunnel-rich water-rich karst section, and the plugging and discharging are successfully combined to f ......

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2019-11-21
Tunnel Area---Superimposed tunnel group with shallow buried, large span and super close-in multi-cavity

The structure design of the project is diverse and novel, there are many types of construction methods and frequent process changes, the tunnel entrance adopts the three-layer 7-hole three-dimensional superimposed design of highway and rail transit tunnel ......

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2019-11-21
Tunnel Area---Shield construction

In the shield tunneling construction, the shield tunnel receiving method and the new construction method of the shield machine trolley crossing method were innovatively adopted, and the parameters of the water-rich gravel layer excavation and the mudstone ......

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2019-11-21
Pipe Gallery Project

The integrated pipe gallery is combined with the lower road, with a mezzanine empty compartment in the middle. The left and right sides of the lower road are double lanes, and the structure is a closed frame structure. The lower road structure and the pip ......

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