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Large Capacity Low Bed Semi Trailer for Oversize and Overweight Cargo Transport, a specialized heavy-duty transport solution engineered for extra-long and oversized cargo, such as wind turbine blades, bridge girders, prefabricated building sections, and industrial pipes..
Loading Capacity | 80-150 tons |
Axle | 4/5 pcs Fuwa/BPW/Saf |
Tire | 16/20 units |
Material | Carbon steel |

To handle the immense weight and dynamic forces of long loads, this trailer is built on a reinforced high-tensile steel chassis and is equipped with a multi-axle configuration (often 4+ axles). Each axle group typically features hydraulic air-ride suspension, enabling independent lifting and lowering to maintain deck levelness, distribute weight evenly, and navigate uneven terrain. This robust construction, paired with advanced securement points, guarantees safe and stable transport over long distances..
• Robust Structural Design: The entire frame is welded using advanced techniques with high-strength carbon steel, eliminating weak points and ensuring long-term durability under heavy loads. Combined with an ultra-low deck height achieved through a gooseneck design, it ensures critical clearance when passing under bridges and overhead obstacles.
• Multi-axle Suspension System:
The trailer utilizes a multi-axle line with independent hydraulic or air-ride suspension on each axle group, enabling precise load balancing and individual axle lifting. This system ensures superior stability and road protection. It evenly distributes the immense weight of long, concentrated loads across all axles and the road surface, while the ability to lift axles improves maneuverability in tight spaces and reduces tire wear during empty runs.
• Specialized Functional Components: Equipped with a hydraulic ladder for easy loading/unloading of low-ground-clearance equipment, a gooseneck for improved towing stability, a heavy-duty landing gear for secure parking, and a built-in tool box for on-road maintenance, it streamlines every transport step.
• Construction and Infrastructure sector: This trailer is vital for delivering prefabricated bridge girders, long steel trusses, and large-diameter concrete pipes. It facilitates the just-in-time delivery of these massive elements to project sites, directly supporting the efficient construction of highways, railways, and urban overpasses. Similarly, in heavy industry and manufacturing, it transports outsized equipment such as industrial boilers, pressure vessels, and generator stators between fabrication plants, ports, and power generation facilities.
• Logistics for the Oil, Gas, and Mining Industries: This trailer is used to ship long sections of drill pipe, mining conveyor frames, and other elongated structural components. Its ability to safely secure and stabilize these loads over long distances on public highways is paramount. Wherever a project involves moving structurally rigid objects of exceptional length, turning logistical challenges into manageable operations.
• Technical Expertise: Our engineering team uses industry-leading welding standards (e.g., AWS D1.1) for frame construction and selects premium axles (Fuwa/BPW/Saf) and tires to match specific load requirements. We provide detailed technical specifications, load capacity calculators, and maintenance guides to help clients optimize trailer performance, also supply complete engineering documentation, including load distribution calculators, hydraulic schematics, and custom configuration manuals tailored to the specific trailer.
• Customization & After-Sales:
Deck Configuration: Adjustable length, width, and the inclusion of sliding extensions or flip-up ramps.
Load Capacity & Axles: Tailoring the number of axles, suspension type (mechanical, hydraulic, or air-ride), and overall Gross Vehicle Weight (GVW) rating.
Specialized Features: Integration of gooseneck depressors, recessed deck areas, specialized tie-down points, and lighting/electrical systems.
Parts & Warranty: Guaranteed supply of genuine spare parts and comprehensive warranty coverage for structural and mechanical components.