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500t/400t Bridge-Specific Gantry Crane Product Introduction

Henan Mine Crane’s 500t/400t Bridge-Specific Gantry Crane is a heavy-duty lifting solution engineered for global mega-infrastructure projects, world-class river-spanning bridges, and dual-purpose road-rail bridges.

As the designated supplier of large-tonnage lifting solutions for national bridge engineering projects, this crane excels in ultra-heavy-duty lifting, precise installation of main bridge steel towers, and adaptation to world-class river-spanning projects. Specialized for lifting critical bridge structures like main steel towers, it resolves industry challenges including: – Lifting ultra-long-span bridge structures – Precise alignment of heavy steel towers – Complex riverine infrastructure operations Establishing itself as the trusted choice for high-grade bridge construction and large-scale river-crossing infrastructure projects worldwide.

Core Technical Advantages

1. 500t/400t Ultra-Heavy-Lift Breakthrough: Engineered for bridge main steel towers, large box girders, and other heavy components, enabling stable lifting of core bridge structures weighing thousands of tons
2. World-Class Bridge Application Precision: Optimized for complex bridge types like three-tower cable-stayed bridges and combined road-rail bridges, perfectly matching critical construction phases such as main steel tower assembly and box girder installation.
3. Finite Element Optimized Structural Stability: Achieves lightweight construction while ensuring heavy-load capacity, with outstanding wind load resistance and deformation control, capable of handling complex meteorological and geological conditions in river-spanning projects.
4. Millimeter-Level Precision Lifting Control: Equipped with variable frequency control systems and laser positioning technology, it ensures high-precision operations like heavy steel tower alignment and box girder installation, preventing damage to core components from measurement errors.
   

Collaborative Endorsements & Applicable Scenarios

Core Collaborative Endorsements: Served multiple national-level bridge projects, earning high recognition in the infrastructure industry; serves as core equipment accelerating the integrated development of the Yangtze River Delta.

Global Application Scenarios: World-class river-spanning bridge construction, combined road-rail bridges, large-scale box girder erection projects, main steel tower fabrication and installation, and super-infrastructure heavy component lifting. Particularly suited for international mega-infrastructure projects demanding stringent lifting capacity, precision, and structural stability.

Corporate Strength Endorsement

We provide comprehensive solutions including multilingual technical support, international logistics coordination, overseas on-site installation and commissioning, and operator training.

Henan Mine Crane 100t Double-girder Gantry Crane for Subway Debris Removal Product Introduction

The double-girder gantry crane for subway debris removal is a heavy-duty customized lifting solution engineered specifically for large-scale infrastructure, rail transit, and subway construction projects worldwide. It stands as a benchmark product developed through deep collaboration with China Railway First Group, supporting the construction of the Guangfo Ring Line in the Guangdong-Hong Kong-Macao Greater Bay Area.

Leveraging Henan Mine Crane’s decades of expertise in infrastructure crane R&D and manufacturing alongside rigorous quality control systems, this 100-ton double-girder gantry crane for metro spoil removal is deeply aligned with metro construction conditions. Featuring a 100/32t double-girder heavy-duty design, its under-rail lifting device achieves a lifting depth of up to 40 meters, perfectly meeting the spoil and material handling demands of deep metro tunnels and deep foundation pit construction.

Aligning with green industrial development trends, it achieves optimizations in energy consumption control and noise reduction, meeting global green infrastructure project standards. It stands as a core equipment choice for subway construction and rail transit projects.

Core Technical Advantages

1. 100/32t Heavy-Duty Precision Matching: Specifically engineered for metro debris removal and heavy infrastructure scenarios, with a main lifting capacity of 100 tons and auxiliary capacity of 32 tons, enabling stable handling of metro construction debris, large equipment, and materials.
2. 40-Meter Under-Track Lifting Depth Breakthrough: Achieves a lifting depth of 40 meters under tracks, eliminating the challenge of long-distance vertical transport in deep subway tunnels and excavation pits.
3. Computer-Aided Optimization of Gantry Structure: The gantry structure, developed through computer-aided design and finite element simulation analysis, flexibly adapts to complex conditions such as confined metro construction sites and limited operational spaces.
4. Comprehensive Safety Protection System: Combining rigorous full-process inspection controls with precision manufacturing techniques, the machine’s safety factor far exceeds industry standards, ensuring “zero safety incidents” during construction.
5. Green Infrastructure Adaptive Design: Aligning with global green infrastructure trends, it employs energy-efficient motors and optimized transmission systems, making it suitable for large-scale global infrastructure projects with stringent environmental requirements.
   

Collaborative Endorsements and Adaptive Scenarios

Core Collaborative Endorsements: As the largest-tonnage crane package in China’s subway spoil removal sector, it has been battle-tested in rail transit construction and highly recognized by the infrastructure industry.

Global Application Scenarios: Subway construction, debris hoisting, material transfer, intercity rail transit projects, deep foundation pit engineering, large-scale tunnel construction, and key urban infrastructure projects. Particularly suited for international large-scale infrastructure and rail transit projects demanding stringent requirements for lifting capacity, hoisting depth, and safety performance.

Corporate Strength Endorsement

We provide comprehensive solutions including multilingual technical support, international logistics coordination, overseas on-site installation and commissioning, and operator training. We consistently deliver high-quality lifting equipment and worry-free services to infrastructure projects worldwide.

Recently, the China-Pakistan Economic Corridor Lahore Orange Line subway opened for operation. Henan Mine Crane manufactured 32 sets of various types of cranes, all applied to the operation and maintenance of the project, for Pakistan officially into the “subway era” escort. Project Site

Pakistan Lahore rail transit orange line project is the “Belt and Road” initiative under the China-Pakistan Economic Corridor, the first contracted large-scale rail transit projects, completely using China’s standards, technology and equipment, the total length of 27 kilometers of the main line, with 26 stations.

Henan Mine Crane for the project’s vehicle section and parking lot to provide various types of crane products, mainly used for vehicle maintenance and commissioning, in the operation and maintenance of the project plays a key role.

Pakistan, as a good partner and brother of China, is one of the South Asian countries that Henan Mine Crane has entered, and we have participated in a number of national projects in Pakistan, contributing to the infrastructure construction of Pakistan.
Among them, we participated in Pakistan’s 50MW (2X25MW) coal-fired power plant project, which is the first coal-fired generating unit project in Pakistan, located in Salt Ridge District, Punjab Province, Pakistan, financed by the Pakistani government and constructed with 2 sets of 25MW units.

We also designed and manufactured a number of 40-ton double girder Overhead Cranes for Fareed Engineering Works in Pakistan.

Henan Mine Crane 300t new double girder overhead travelling crane

Henan Mine Crane 300t new double girder overhead travelling crane is a high-end custom equipment for bridges, military, aerospace and other major projects, but also the core crane equipment for the construction of Zhang Jinggao Yangtze River Bridge, with leading design and performance, it has become the preferred solution for large-scale engineering lifting operations.

 Product Introduction

Henan Mine Crane 300t new double girder overhead travelling crane is a high-end large tonnage lifting equipment for large bridge construction, heavy engineering construction research and development, for the national ‘14th Five-Year Plan’ key projects Zhang Jinggao Yangtze River Bridge customised core operating equipment, to match the world’s major projects heavy material lifting, component installation needs.

This bridge project special double girder overhead travelling crane takes modular design as the core, integrates modern computer technology, adopts advanced configuration, new materials and new technology to create, both lightweight, generalisation, energy saving and environmental protection, high technology content, four characteristics, and achieves a full range of breakthroughs in the utilisation rate of parts, equipment stability, etc., and it is the benchmark product of large-tonnage overhead travelling crane in the field of large-scale engineering.

Relying on the technology precipitation of Henan Mine Crane Intelligence, this 300t large tonnage double girder overhead travelling crane has outstanding core competitive advantages and meets the requirements of large-scale engineering operations in all aspects

Modular design, high utilisation rate of universalisation

The whole machine adopts modular design with high degree of generalisation, and the parts can be flexibly adapted for reuse, which greatly improves the utilisation rate and reduces the cost of purchasing and replacing the spare parts in the later stage, and meets the needs of large-scale projects with multiple scenarios and multi-process operations.

Lightweight structure, more stable hardcore configuration

Adopting new materials to achieve lightweight design, taking into account the load-bearing capacity and operational flexibility; reducer are hardened gear configuration, electrical system integration design, greatly enhancing the operational stability and durability of the equipment to cope with the large-scale projects of high-intensity, long-time working conditions.

Reserved upgrade ports, one-key upgrade with strong adaptability

The specially designed multi-faceted upgrade ports allow for one-key upgrades without the need for complex modifications, iterating equipment functions according to project needs, extending service life, and meeting the needs for upgrading operations at different stages of the project.

Enterprise strength endorsement

With excellent product quality, Henan Mine Crane also has the ability to provide a full chain of services including customised research and development, global delivery, overseas installation and commissioning of large tonnage lifting equipment, which is in line with the international common industrial standards, and the overseas service network covers the major engineering construction areas around the world, providing professional and efficient one-stop services for overseas customers.

Henan Mine Crane Heavy-Duty Engineering Double-Girder Gantry Crane Product Introduction

Henan Mine Crane’s 750-ton double-girder gantry crane is a “giant-class” premium equipment developed by the company to meet the material handling demands of super-large engineering projects.

The equipment addresses core pain points in heavy-duty lifting—safety redundancy, precision efficiency, and energy-saving economics—by integrating intelligent control, high-strength structural design, and green energy-saving technology. It comprehensively resolves industry challenges in lifting oversized components, such as excessive wheel pressure, difficult balance control, and high energy consumption. This crane provides a one-stop heavy-duty lifting solution for scenarios including heavy equipment manufacturing, large-scale infrastructure projects, and port terminal heavy-load operations.

As a flagship product embodying Henan Mine Crane’s “from strength to precision” transformation, this crane leverages the company’s intelligent and green manufacturing system. It features an innovative single-side dual-track design and PLC + inverter communication control technology, paired with a multi-point synchronous balancing system and full-vehicle safety monitoring system. This ensures stable lifting of 750-ton super-heavy loads while achieving 25%-30% energy savings. Constructed from high-strength special steel, the product enables continuous operation under equivalent loads, fully adapting to the high-intensity, demanding conditions of super-large projects. This demonstrates Henan Mine Crane’s R&D and manufacturing prowess in heavy-duty lifting equipment.

Henan Mine Crane Heavy-Duty Engineering Double-Girder Gantry Crane

Core Technical Advantages

Heavy-Load Safety Redundancy: Stable and Reliable: Equipped with a whole-vehicle safety monitoring system that continuously tracks critical parameters like lifting capacity, operational status, and balance precision. It automatically alerts and triggers protective measures during anomalies. Utilizes PLC + inverter communication control paired with multi-hoist point synchronization technology to automatically adjust lifting balance, eliminating heavy-load imbalance risks and achieving operational stability far exceeding industry standards. The hoisting mechanism features a dual-braking design, with critical structures optimized through finite element analysis, fully meeting the safety requirements for lifting 750-ton super-heavy loads.

1. Innovative Structural Design for Specialized Conditions: Innovatively employs a single-side dual-track design tailored for project-specific conditions. This effectively reduces crane wheel pressure, minimizes site foundation requirements, indirectly saves infrastructure costs, and enables lightweight equipment design. It also supports continuous operation under equivalent loads, significantly boosting heavy-duty work efficiency.
2. Intelligent Precision Positioning, Doubling Operational Efficiency: Equipped with a high-precision automatic positioning system achieving ±5mm accuracy, it rapidly and accurately aligns with lifting positions, reducing manual adjustment time. PLC + VFD closed-loop control enables stepless adjustment of lifting and travel speeds, ensuring smooth, shock-free starts and stops. This protects lifted components from damage while further enhancing operational continuity and overall efficiency.

Green Energy Upgrade, Reduced Total Cost of Ownership: The entire vehicle operates on a 10KV high-voltage power supply mode. During heavy-load descent, electrical energy is automatically recovered and fed back into the grid, achieving energy savings of 25%-30%. Based on an annual operation of 8,000 hours, this translates to annual electricity savings of hundreds of thousands of kilowatt-hours. The use of high-strength steel not only extends equipment lifespan but also reduces maintenance frequency, lowering customers’ total operating costs through both energy consumption and maintenance savings.

Henan Mine Crane Heavy-Duty Engineering Double-Girder Gantry Crane

Suitable Scenarios & Benchmark Cases

• Core Applications: Primarily deployed in ultra-large infrastructure projects (e.g., cross-sea bridges, large hydropower stations), heavy equipment manufacturing (e.g., large machine tools, ship sections), port heavy-load handling, and steel metallurgy industries requiring 750-ton heavy-load lifting. Capable of adapting to complex site conditions and high-intensity continuous operation demands.
• Benchmark Case Endorsement: Successfully customized and delivered for a key project in Zhejiang Province, where the equipment is now in formal operation. It handles the lifting and transfer of super-large components within the project. Its single-side dual-track design adapts to site conditions, while multi-point synchronous control ensures balanced stability. The automatic positioning system enhances operational efficiency, and energy-saving technology reduces operating costs. The project owner has highly recognized the equipment, validating its reliable performance under real heavy-load working conditions.
  

  Henan Mine Crane Heavy-Duty Engineering Double-Girder Gantry Crane

Corporate Strength Endorsement

As a leading enterprise in China’s crane manufacturing industry, Henan Mine Crane focuses on intelligent, green, and high-quality development, possessing full-chain capabilities in R&D, manufacturing, and commissioning of super-large heavy-duty cranes. The company operates over 3,500 advanced processing units, with stringent quality control processes and an innovative R&D system ensuring every heavy-duty device meets international and domestic high standards.

The successful commissioning of this 750-ton double-girder gantry crane further demonstrates the company’s transformation from strength to precision, providing robust equipment support for global mega-engineering projects.

Program Overview

This solution is aimed at overseas large-scale cross-river bridge projects, with the gantry crane as the core equipment, with intelligent winch suction robots to complete the steel sinkhole single cabin automatic soil extraction operations, designed for highways, highways, railroads, the trinity of dual-use bridges, has been successfully applied to the Changtai Yangtze River Bridge construction, can be efficiently support the steel sinkhole soil extraction and sinking of the key processes, to help promote the high quality of the global cross-river corridor projects.

Application Scenario

Overseas cross-river dual-use bridges, large river crossings, steel sinkhole foundation construction, bridge main engineering construction, and Yangtze River Economic Belt-type comprehensive three-dimensional transportation corridor projects.

Core equipment and technical advantages

The program adopts bridge construction special gantry cranes, suitable for complex construction conditions on the water, the core advantages are as follows:

1. Intelligent cooperative operation: it can be linked with intelligent winch suction robots and underwater sweeping equipment to realize automatic soil extraction from a single compartment of the steel caisson and enhance the level of construction intelligence;
2. Cluster intelligent control: support multiple equipment centralized control, operation without interference, with information technology monitoring system, real-time control of sinkhole attitude, to achieve measurable, visual, controllable sinking Jiangsu Province Department of Transportation;
3. Strong adaptability to working conditions: optimized for the construction environment of water and open-air bridges, with solid structure and stable operation to meet the demand for high-intensity construction of large-scale steel sinkholes;
4. Reliable construction support: providing stable lifting guarantee for steel sinkhole taking and sinking, accelerating the progress of the main bridge construction.

Program core value

1. Breakthrough construction bottleneck: solving the problem of large-scale steel sinkhole soil sinking, adapting to the thick clay layer, silt layer and other complex geological construction needs of the Jiangsu Provincial Department of Transportation;
2. Adaptation of composite bridges: Perfectly support the foundation construction of high speed, highway and railroad three-in-one public-railway bridges, adapting to the global three-dimensional transportation infrastructure standards;
3. Enhance construction efficiency: automated soil extraction work replaces manual operation, shortening the process cycle and reducing construction costs;
4. Guaranteeing project quality: precisely controlling the soil extraction process to ensure uniform sinking of sinkholes and enhance the precision of bridge foundation construction.
5. 

the whole process of customized services

Henan Mine Crane provides integrated services of program design, equipment production, on-site commissioning, and later operation and maintenance, and can customize special bridge construction gantry cranes according to the cross-river span of overseas bridges, the size of the steel sinkhole, and the construction geological conditions, providing full-cycle lifting equipment support for large cross-river bridge projects.