Construction technology of bottomless double-wall steel cofferdam with adaptive terrain

Introduction: For the first time, an adaptive terrain bottomless double-wall steel cofferdam construction method is proposed, which solves the problem of difficult underwater foundation construction under complex conditions such as large slope bare ro…

Full-section vertical shaft excavation technology for highway tunnels in complex strata

Introduction: The adoption of the first dual-slag removal mode deep vertical shaft full-face tunnel boring machine jointly developed in the country effectively reduces the disturbance to the face and surrounding rock, significantly reduces the number …

Unmanned pavement paving and compaction construction technology

Introduction: It is the first to introduce 3D intelligent paving and unmanned compaction technology. Through digital collection, remote automatic control and other methods for road surface construction, it can effectively ensure efficiency, improve qu…

Safe crushing and recycling technology of lithium batteries

Brief Introduction: The first full-process production line for the recycling and utilization of used batteries in Sichuan Province has been completed, making significant contributions to creating a "city mine", continuously promoting the clo…

Low-carbon high-speed distributed photovoltaic storage clean energy self-consistent technology

Introduction: Innovatively utilize idle resources in seven major scenarios to build distributed photovoltaic energy storage, integrating multiple energy supplies such as photovoltaic power generation, power storage, and vehicle charging, to achieve se…

Construction equipment for self-climbing steel tube concrete ultra-high lattice hollow piers

Introduction: The independently developed intelligent self-climbing equipment has revolutionized the construction technology of steel tube concrete ultra-high lattice columns, reducing construction risks and costs.

The prefabricated T-beam, a new type of assembled one-piece concrete transverse partition

Introduction: Simplify the original T-beam transverse partition structure, optimize the structural dimensions, and adopt a "straight line" connection for the transverse partitions to enhance the appearance of the beam and improve production …

Green, low-carbon and intelligent sewage treatment system

Introduction: The independently developed and designed green, low-carbon and intelligent sewage treatment system is mainly applied to the sewage purification treatment of concrete mixing plants and the recycling of reclaimed water, with remarkable ene…