Q345E TSR Panel Bridge Prefabricated Truss Bridge Adjustable Durable Lightweight

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Suitability of Type 321 Bailey Bridge in Extreme Weather

Type 321 Bailey Bridge has strong suitability in extreme weather, but its use needs to be adjusted and evaluated according to specific circumstances. The following is the specific information:

1. **Structural stability**
Type 321 Bailey Bridge has been rigorously calculated and tested and has strong load-bearing capacity and seismic resistance[^1030^]. This structural design enables it to withstand the impact of extreme weather, such as strong winds, heavy rains, and low temperatures to a certain extent.

2. **Extreme low temperature environment**
In extremely low temperature environments, the steel of Bailey Bridge may become brittle, affecting its structural strength. Therefore, when used in cold areas, additional insulation measures are required for the bridge to prevent the steel from becoming brittle due to low temperatures[^1031^].

3. **Extreme high temperature environment**
In high temperature environments, the steel of Bailey Bridge may affect its structural stability due to thermal expansion. Therefore, when used in high temperature areas, it is necessary to consider the thermal expansion coefficient of steel and take corresponding measures, such as adding support structures[^1031^].

4. **Strong wind environment**
Bailey bridges may be greatly affected in strong wind environments, especially when the bridge is long or high. Therefore, when used in strong wind areas, additional wind resistance design of the bridge is required, such as adding wind resistance tie rods[^1030^].

5. **Heavy rain and flood environment**
In heavy rain and flood environments, Bailey bridges may be impacted and eroded by water flow. Therefore, when used in these environments, additional reinforcement measures are required for the bridge, such as increasing the stability of the piers[^1030^].

Summary
The 321 type Bailey bridge has certain applicability in extreme weather conditions, but it needs to be adjusted and evaluated according to specific circumstances. When used in environments such as extreme low temperature, high temperature, strong wind, heavy rain and flood, corresponding measures need to be taken to ensure the safety and stability of the bridge[^1030^][^1031^].

Specifications:

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Advantage

Possessing the features of simple structure,
convenient transport, speedy erection
easy disassembling,
heavy loading capacity,
great stability and long fatigue life
being capable of an alternative span, loading capacity

Introduction to Jiangsu Zhonghai Bridge Equipment Co., Ltd.
Jiangsu Zhonghai Bridge Equipment Co., Ltd., established in 2010, is a high-tech enterprise specializing in the research, development, manufacturing, and sales of bridge equipment. With a registered capital of 55 million yuan, the company boasts a modern production base and advanced manufacturing facilities, achieving an annual output exceeding 60,000 tons. Its products are widely used in major bridge projects and transportation infrastructure construction both domestically and internationally.
The company consistently prioritizes technological innovation, supported by a skilled R&D team and long-term collaborations with renowned universities and research institutions. By continuously adopting and assimilating international advanced technologies, the company has achieved remarkable results in the fields of bridge steel structures, bridge construction equipment, and bridge inspection equipment. Multiple products have obtained national patent certifications and have been awarded provincial and municipal science and technology progress prizes.
In terms of production management, the company strictly adheres to the ISO9001 quality management system to ensure stable and reliable product quality. With exquisite craftsmanship and a rigorous approach, the company’s products have earned an excellent reputation in the market, serving clients across the country and exporting to regions such as Southeast Asia, the Middle East, and Africa.
Jiangsu Zhonghai Bridge Equipment Co., Ltd. adheres to the business philosophy of “Quality First, Service Excellence,” committed to providing high-quality products and comprehensive services to its clients. Looking ahead, the company will continue to increase investment in R&D, enhance its core competitiveness, and contribute to the development of China’s bridge construction industry, striving to become a global leader in the bridge equipment sector.