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48m Spider Boom Lift for Binhai (Yujiabao) High-Speed Railway Station, Tianjin


Empowering the integrated transportation development of the Beijing-Tianjin-Hebei region, Hubei Goman Heavy Industry has achieved another landmark project in ultra-high altitude infrastructure maintenance. The self-developed 48m flagship spider boom lift has been officially delivered to Tianjin Binhai (Yujiabao) High-Speed Railway Station, serving daily operation and maintenance of this super-large fully underground transportation hub.

As one of the world’s largest and deepest fully underground high-speed railway stations, Binhai Station implements near-zero-tolerance standards for equipment environmental performance, site passability and operational precision. Integrated with ultra-high lifting height, ultra-narrow chassis and lithium battery silent operation, Goman’s 48m spider lift perfectly breaks through the bottlenecks of deep foundation pit maintenance, creating a brand-new professional solution for underground space operation and maintenance in China.

Site Challenges: Extreme Maintenance Dilemmas of Fully Underground Hubs

As a key node connecting Beijing and Tianjin Binhai New Area, Tianjin Binhai (Yujiabao) Railway Station adopts a unique fully underground buried structure. It brings three unprecedented harsh challenges that do not exist in conventional ground station buildings:

Strict Ventilation & Environmental Protection Restrictions

Located deep underground, the station features poor air circulation. Exhaust emissions from traditional fuel-powered aerial platforms accumulate rapidly in enclosed waiting floors, threatening passenger health and interfering with the stable operation of precision electrical and mechanical equipment.

Weak Soft Soil Foundation & Ultra-Limited Deployment Space

The station is built on backfilled soft soil with extremely low ground bearing capacity. Heavy wheeled aerial equipment easily causes ground settlement and even structural safety risks. Meanwhile, large cranes cannot deploy or turn around at narrow underground exits and passages, resulting in severe operational limitations.

Ultra-Short Zero-Downtime Maintenance Windows

As a high-frequency stop on the Beijing-Tianjin intercity railway, the hub operates nearly 24/7. The available maintenance window is only 1–2 hours late at night, requiring all maintenance equipment to support instant deployment and rapid evacuation with zero delay.

Technical Breakthrough: Minimally Invasive Precision Maintenance at 48m Ultra-High Altitude

Facing the extreme working conditions of underground super hubs, Goman’s 48m flagship spider boom lift delivers comprehensive technical advantages, achieving breakthroughs in height, passability and environmental adaptability:

48m Max Working Height Covers Full Hub Top Structures

With a maximum working height of 48 meters — equivalent to a 16-story building — the equipment fully covers the station’s giant daylighting well and top latticed shell steel structure, reserving sufficient safety margin for high-altitude operation. Even at maximum outreach, the working basket maintains a stable effective load of 200kg, supporting two maintenance workers and a full set of testing instruments, realizing multi-functional one-machine coverage for various high-altitude tasks.

0.78m Ultra-Narrow Chassis Adapts to Fragile Soft Soil Ground

Equipped with four-section folding spider outriggers, the retracted chassis width is only 0.78 meters, narrower than standard doorways. Adopting special engineering rubber crawlers, the equipment disperses ground pressure to an ultra-low level. It operates stably on continuous underground walls and backfilled soft soil, completely solving the industry pain points of heavy equipment being unable to access or operate stably on fragile foundation surfaces.

Full-Electric Silent Operation & Intelligent Automatic Leveling

Fully equipped with a large-capacity lithium iron phosphate battery pack, the machine achieves zero exhaust emissions and ultra-low noise operation (≤50dB), fully complying with strict underground environmental protection standards. Targeting micro slopes and uneven underground ground, the intelligent induction leveling system automatically adjusts body balance within 10 seconds after outrigger deployment. It keeps the working basket absolutely horizontal at 48m height, providing surgical-grade stability for curtain wall cleaning and steel structure inspection.

On-Site Operational Value: Invisible Safety Guardian for Underground Super Hubs

Since official deployment, the 48m spider lift has demonstrated outstanding efficiency and stability during multiple late-night maintenance windows:

400% Efficiency Improvement for Curtain Wall Cleaning

The station features large-area special-shaped glass curtain walls. Traditional scaffolding or window cleaning machines require 3 days for single-side cleaning and affect the overall building appearance. With flexible multi-section booms and 360° continuous rotation, Goman’s 48m spider lift completes full-depth curtain wall cleaning in merely 3 hours without contacting the main building structure, achieving a four-fold efficiency upgrade.

Zero-Risk Steel Structure Renovation

During recent steel structure rust removal and anti-corrosion painting at the station top, the equipment precisely penetrates narrow steel joint gaps through telescopic boom adjustment. It completely replaces high-risk manual climbing operations, ensuring 100% safe and accident-free construction.

Minute-Level Emergency Response Capability

During a sudden lighting system failure, the equipment completed on-site entry, 48m ultra-high altitude positioning and fault repair within only 15 minutes. The instant response capability of lithium battery power ensures stable and uninterrupted operation of the high-speed railway hub.

Customer Testimonial

The track maintenance section chief of Tianjin Binhai (Yujiabao) High-Speed Railway Station commented during equipment acceptance:

“Fully underground railway stations have far stricter equipment requirements than conventional ground hubs. What impresses us most about Goman’s 48m spider lift is its extreme environmental adaptability. The zero-emission lithium power completely solves underground air quality concerns, and the ultra-narrow chassis allows access to the narrowest equipment mezzanines. In particular, the intelligent automatic leveling system performs excellently on soft soil foundations, enabling ultra-stable operation at 48 meters height. It is truly customized professional equipment for modern underground space maintenance.”

Project Significance

The successful application of Goman’s 48m spider boom lift at Tianjin Binhai High-Speed Railway Station marks a new breakthrough for China’s high-end aerial work equipment in ultra-high altitude and complex underground scenarios. It fully verifies that electrification, intelligence and compact lightweight design represent the future development trend of high-standard infrastructure maintenance.

In the future, driven by continuous technological innovation, Goman Heavy Industry will provide safer, greener and more efficient Chinese intelligent manufacturing solutions for underground space development and infrastructure operation across the Beijing-Tianjin-Hebei region and the whole country.


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