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Xiongan Station started construction on December 1, 2018; the main structure was topped out on April 30, 2020; and on December 27, 2020, it was put into operation. The construction of Asia's largest high-speed railway station took two full years from the start of construction to putting it into operation, once again setting a new construction record for similar projects.
Truss structure and space frame are both common forms of building structure. From a layman's point of view, both of them have the same point, both of them are connected by metal materials, how to distinguish truss and space frame? How to distinguish between truss and space frame? When to use space frame and when to use truss?
weld inspection: the use of ultrasonic detection of internal defects, according to “ultrasonic flaw detection and quality grading method of steel structure” JG/T203-2007. weld quality level should meet the design requirements, when the design does not require, it should be in line with the GB50205-2001 second level quality standards.
In recent years, with the rapid development of computer technology in the field of structural calculation and design, the space grid structure of dry coal shed has been applied more and more.
When glass curtain wall is used in the building facade, the fire protection, energy saving, green building, smoke and smoke performance requirements of the windows in the building construction drawings should be realized through the secondary design of the glass curtain wall.
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