Section I: Acquisition and Rental of Tower Cranes 1. Purchasing New Tower Cranes To ensure operational safety and compliance, all new tower cranes must be procured from manufacturers with valid production licenses. The following documentation is mandatory upon purchase: Equipment compliance certificates. Warranty certificates for critical components, including high-strength connecting bolts and hoisting wire ropes. […]
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Dec
Dec
The lifting capacity of a tower crane refers to the weight that its hook can safely lift. This capacity includes the weight of the slings, lifting devices, and containers. The lifting capacity varies with the crane’s working radius. したがって, each crane is equipped with a unique lifting capacity chart corresponding to its operating radius, commonly […]
06
Dec
Dec
私. Safety Precautions for Tower Crane Foundation Pouring The bearing capacity of the tower crane foundation ground should not be lower than the ground resistance value specified in the technical requirements of the tower crane foundation drawing.The foundation of a tower crane is the key to its stable operation. The ground beneath it must possess […]
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11月
11月
Tower cranes with telescopic tower structures and horizontal jib configurations, such as the QT16-type quick-assembly lower slewing tower crane, often follow a sequential procedure for installation. Below is a detailed step-by-step guide: 1. Stabilizing the Base Frame Extend all four support legs and lower the support jacks to lift the tires off the ground. Adjust […]
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11月
11月
When constructing the track foundation for tower cranes, it is sometimes necessary to install curved tracks at one or both ends of a straight track. This allows the crane to smoothly transition and continue its lifting operations across different construction areas. Such a requirement typically arises under two main conditions: Complex Project Design: When the engineering […]
07
11月
11月
Tower cranes are a fundamental component of modern construction, playing a vital role in the efficiency and safety of building projects. Given their tall, upright structures and intricate designs, the proper installation and acceptance of tower cranes are of utmost importance. Any oversight in this process can lead to catastrophic accidents, potentially resulting in loss […]
31
10月
10月
Tower cranes are essential in the construction industry, facilitating the lifting and moving of heavy materials at significant heights. しかし, like any mechanical equipment, tower cranes are susceptible to wear and failure, which can significantly impact their operational efficiency and safety. The wear on tower crane components can generally be categorized into two primary types: […]
With increasing urban development and the need for high-rise construction, tower cranes have become integral components of construction sites worldwide. しかし, these cranes are highly susceptible to strong winds, especially during typhoons. Typhoons, known for their high-intensity winds, can have profound effects on the structural integrity, 安定性, and overall safety of tower cranes. This document […]