Cheng Li sewer vacuum suction semi trailer

The Cheng Li 22 CBM vacuum sewer suction semi trailer is a robust, high-efficiency waste transportation and sewage extraction vehicle engineered for demanding municipal, industrial, and environmental applications. Designed with advanced engineering principles and premium materials, this heavy-duty vacuum Tank Truck delivers superior performance in urban sanitation, oilfield drilling mud handling, and liquid sludge transfer operations worldwide. With its powerful chassis configuration, durable tank construction, and versatile suction capabilities, it stands out as an ideal choice for professionals seeking reliability, safety, and operational efficiency across diverse terrains and conditions.

Key Features

• High-Power Chassis Options: Equipped with engines like Weichai 350 HP or Cummins 290–320 HP, paired with 9- or 10-speed manual transmissions for optimal torque distribution and adaptability to varying road environments.
• Enhanced Load Capacity & Stability: Features a 13-ton Fuhua axle system, four sets of mechanical suspension plate springs, and 12R22.5 vacuum-rated tires for maximum load support and smooth handling even under heavy-duty use.
• Durable Tank Design: Constructed from Q235 carbon steel or Wuhan-grade high-strength steel plates (8mm thickness), featuring internal wave baffles for fluid stabilization and a top-mounted spill-proof valve for safe operation during transit.
• Advanced Suction System: Integrated with high-capacity water circulation pumps such as SK-42 models, powered by auxiliary engines, and includes 8–10 meters of 102mm inner diameter suction hoses—some versions include stainless steel filters for debris management.
• Convenient Unloading Mechanism: Back cover opens via dual hydraulic cylinders, enabling quick, controlled discharge without manual intervention—ideal for efficient waste dumping at treatment facilities.
• Comprehensive Safety Systems: Includes air braking systems, dual cavity ABS modules, WABCO air chambers, electric-start water pumps, and side guardrails for enhanced operator protection and compliance with international transport standards.

Detailed Description

This vacuum sewage suction trailer boasts a spacious 22 cubic meter tank volume, making it suitable for large-scale liquid waste removal tasks. The tank’s structural design incorporates internal ribbing to prevent sloshing, ensuring stability while driving on uneven surfaces. Its exterior dimensions are approximately 10,000 x 2,500 x 3,800 mm, allowing for easy maneuverability in tight urban settings. Available in customizable colors, the trailer combines functional ergonomics with modern aesthetics, enhancing both utility and visual appeal on job sites. The entire system operates efficiently through a well-integrated vacuum pump setup that enables vertical suction depths of up to 10 meters—ideal for accessing deep septic tanks, storm drains, and confined spaces where conventional methods fall short.

Ideal Use Cases

This professional-grade vacuum tanker is widely used in municipal sanitation departments, construction projects, oil and gas industries, and agricultural waste management sectors. It excels in extracting wastewater, sludge, drilling mud, and other viscous fluids from underground storage units, manholes, and containment ponds. Whether deployed for routine sewer cleaning, emergency flood response, or industrial effluent transport, the Cheng Li 22 CBM model ensures rapid deployment, minimal downtime, and consistent performance under harsh conditions.

User Feedback Highlights

Operators around the globe praise this unit for its durability, ease of maintenance, and low failure rate over extended periods. Many users highlight the intuitive double-top unloading mechanism as a game-changer for reducing labor intensity and improving turnaround times at disposal sites. Additionally, the inclusion of multiple safety features—including ABS braking and reinforced suspension—has earned trust among fleet managers looking to reduce accident risks and insurance costs.

Frequently Asked Questions

What makes this vacuum truck different from standard sewage tankers? Unlike basic designs, the Cheng Li model integrates a powerful auxiliary engine-driven vacuum system, allowing for deeper suction and faster loading cycles. Its modular components also simplify repairs and upgrades.

Is the tank resistant to corrosion? Yes, the tank is fabricated from high-quality carbon steel or specialized alloy steel, treated against rust and wear, ensuring longevity even when transporting aggressive chemicals or acidic waste.

How long does delivery take after ordering? Lead time varies based on location and customization but typically ranges from 4 to 6 weeks post-order confirmation, with full technical documentation provided upon shipment.

Does the company offer global support? Absolutely—Cheng Li provides comprehensive after-sales assistance including one-year warranty coverage for critical parts, 48-hour service response anywhere in the world, and lifetime technical guidance regardless of region.

Product Categories : Sewage Truck > Sewage Suction Truck