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A Little Wisdom Helps You Become Smarter !

In the video, two railway workers maneuver a manual cart to adjust a section of high-speed rail track at a bustling station construction site. Dressed in safety gear, they sit astride the steel rail mounted on a simple two-wheeled cart, steering it with handlebars while coordinating their movements. This process is part of China’s advanced “ballastless track” system, which replaces traditional gravel beds with concrete slabs for smoother, more durable rail lines.

Ballastless tracks are critical for high-speed railways, minimizing vibration and maintenance. However, final adjustments in tight station areas often require human precision. The workers here are aligning the rail to millimeter-level accuracy, ensuring seamless connections between track segments. The cart they use—a low-tech yet practical tool—allows delicate control in spaces where heavy machinery can’t operate.

This clip highlights an often-overlooked balance in modern rail engineering: cutting-edge infrastructure still relies on skilled workers for fine-tuning. While automated systems handle most tasks, human expertise remains irreplaceable for critical manual adjustments, especially in complex station layouts. The simplicity of the cart underscores the ingenuity of adapting basic tools to achieve world-class engineering standards.