If you are responsible for working on a tunnel project in Pakistan and need to purchase overhead cranes, how should you choose a supplier? As a crane supplier based in China and serving the world, Dongqi Crane can introduce to you the advantages of Dongqi Crane in supplying bridge cranes.

In Pakistan’s tunnel projects, bridge cranes have become indispensable and important equipment at the construction site due to their excellent performance and wide range of applications. As a leader in the industry, Dongqi Crane not only provides efficient and stable overhead cranes for tunnel projects in Pakistan, but also demonstrates a series of significant advantages.

First of all, Dongqi Crane has strong technical strength and rich experience accumulation. As a leader in the lifting industry, the company has long been committed to the research, development and innovation of cranes and has a number of core technologies and patents. This enables Dongqi Crane’s bridge cranes to reach industry-leading levels in terms of performance, stability and safety. In tunnel projects in Pakistan, Dongqi Crane can provide customized solutions based on specific construction environments and needs, ensuring that the crane can perfectly adapt to various complex conditions.

Secondly, Dongqi Crane focuses on product quality and after-sales service. The company always adheres to the principle of “quality first, customer first”, and strictly controls every link from raw material procurement to production and manufacturing to after-sales service to ensure that the quality and performance of the products are at their best. In the tunnel project in Pakistan, Dongqi Crane provides customers with a full range of technical support and after-sales services to ensure that the crane can operate stably during use and solve various possible problems in a timely manner.

In addition, Dongqi Crane also has the ability to respond quickly and flexibly. In tunnel projects in Pakistan, the construction environment is complex and changeable, and the requirements for cranes are also different. Dongqi Crane can quickly respond to customer needs and make flexible adjustments and improvements according to actual conditions to ensure that the crane can always meet construction needs. This ability to respond quickly and flexibly has enabled Dongqi Crane to win widespread praise and trust from customers in tunnel projects in Pakistan.

Finally, Dongqi Crane also focuses on cooperation and exchanges with local enterprises. In the tunnel project in Pakistan, Dongqi Crane actively cooperates with local enterprises to jointly promote the smooth progress of the project. This not only helps improve the technical level and construction capabilities of local enterprises, but also promotes in-depth cooperation and exchanges between China and Pakistan in the field of infrastructure construction.

Analyze the use of bridge cranes in various aspects of tunnel projects

Bridge cranes play a vital role in tunnel projects. They run through all aspects of tunnel construction, providing a strong guarantee for the efficient and safe progress of the project. The following is a detailed analysis of the use of bridge cranes in various aspects of tunnel projects:

Tunnel excavation stage:

• In the early stages of tunnel excavation, bridge cranes are mainly used to hoist and transport excavation equipment, such as excavators, loaders, etc., to ensure rapid and accurate placement of construction equipment. At the same time, it can also assist in transporting excavated earth and rocks and keep the construction site clean and orderly.

Tunnel support stage:

• As tunnels are dug deeper, tunnel support becomes particularly important. Bridge cranes can hoist and install tunnel support structures, such as steel arches, anchor rods, etc., to ensure the safety and stability of the tunnel. In addition, it can also help transport and install waterproofing materials and drainage equipment to prevent leakage and water accumulation problems inside the tunnel.

Tunnel segment installation stages:

• For tunnel projects constructed using the shield method, bridge cranes play a key role in the installation of tunnel segments. It can accurately lift prefabricated segments to designated positions, ensuring tight connections between segments and the overall stability of the tunnel. At the same time, the stable performance of the bridge crane can also ensure safety during segment installation and reduce construction risks.

Material transportation and personnel deployment:

• Bridge cranes are also an important tool for material transportation in tunnel projects. It can assist in transporting various materials required for construction, such as steel bars, cement, sand and gravel, etc., ensuring sufficient and timely supply of materials at the construction site. In addition, when needed, bridge cranes can also be used for vertical transportation of personnel to improve construction efficiency.

Construction monitoring and safety management:

• In addition to direct construction operations, overhead cranes also play an important role in construction monitoring and safety management of tunnel projects. Equipped with advanced monitoring equipment, bridge cranes can transmit images and data of the construction site in real time, helping project managers to understand the construction situation in a timely manner, discover potential safety hazards and deal with them in a timely manner.

To sum up, bridge cranes play an indispensable role in all aspects of tunnel projects. With its powerful lifting capacity, precise operating performance and stable safety performance, it provides a strong guarantee for efficient and safe tunnel construction. With the continuous development and improvement of tunnel construction technology, the application of bridge cranes in tunnel projects will become more extensive and in-depth.

Specific models and model characteristics of bridge cranes

Bridge crane is a common heavy-duty crane that is widely used in factories, docks, warehouses, airports and other places. It has the characteristics of large span, strong carrying capacity, flexible movement and easy operation. In order to meet different needs, there are many types of overhead cranes, each with its own unique characteristics and applicable scenarios. Here are some common overhead crane models and their features:

• LDA model 1-20t electric single girder crane: This crane is suitable for lifting light objects, such as machines, tools and light vehicles. It is characterized by simple structure, smooth operation and low manufacturing cost, so the price is relatively low. However, its load carrying capacity and speed may be limited due to its single beam design.
• LX model 0.5-5t electric single-girder suspension crane: Similar to the LDA model, this crane is also suitable for lifting light objects, but its design pays more attention to the convenience of suspension operations.
• LB and LXB model explosion-proof electric single-girder cranes: These two cranes add explosion-proof functions on the basis of LDA and LX, and are suitable for explosion-risk environments, such as chemical industry, petroleum and other fields.
• LH model 5-32/10t electric hoist bridge crane: This crane has an electric hoist, which can achieve more precise and flexible lifting operations, and is suitable for scenes that require precise control of the position of objects.
• QD model hook bridge crane: QD series cranes have various models, such as 5-50/10t, 75/20-100/20t, 100/32-250/50t, etc. Their main feature is their powerful lifting capacity capabilities and wide applicability, able to meet various industrial production needs. Among them, some models also have special functions such as slow speed, variable frequency speed regulation, insulation, and ground operation.
• QC model electromagnetic bridge crane: This type of crane is equipped with an electromagnetic chuck, which can easily lift magnetic items, such as steel, scrap iron, etc.
• QZ model grab bridge crane: This crane is equipped with a grab device and is suitable for grabbing and transporting bulk materials, such as sand, gravel, coal, etc.

In addition, bridge cranes can also be divided into two types: single girder and double girder. Single-girder bridge cranes have a simple structure and smooth operation, but their load-bearing capacity and speed are limited. They are usually used in small production workshops, warehouses and other places. The double-girder bridge crane has a stronger structure, stronger load-bearing capacity and faster speed. It is suitable for large production workshops, docks, ports and other places that require the lifting of heavy objects.

It is important to note that the specific model and features of an overhead crane may vary due to manufacturer and design differences. Therefore, when selecting an overhead crane, comprehensive considerations should be made based on actual needs and working environment, and advice from professional engineers or manufacturers should be consulted. At the same time, when using overhead cranes, relevant safety operating procedures should also be followed to ensure safe and stable operations.