Why is overtaking prohibited in tunnels?

[KarterLee]

Tunnels prohibit overtaking primarily due to poor ventilation inside tunnels. One of the main components of vehicle exhaust, lead, adheres to the road surface within the tunnel, making it slippery. If an emergency occurs while overtaking on such a surface, it can cause the vehicle to lose directional control, leading to a tailspin and resulting in a major traffic accident. 1. Reasons: Tunnels have narrow spaces, insufficient lighting, poor visibility, and enclosed spaces, making rescue difficult. In case of a fire, toxic gases cannot disperse. Accelerating while overtaking can easily lead to speeding. 2. Additional Information: Driving a motor vehicle without following overtaking or yielding regulations, or driving in the opposite direction, will result in a 3-point penalty. Overtaking is prohibited in busy sections, intersections, railway crossings, pedestrian crossings, sharp curves, narrow roads or bridges less than 4 meters wide, steep slopes, tunnels, or sections prone to danger.

[LukeLynn]

I've been driving long-haul trucks for over a decade, and overtaking in tunnels is practically playing with your life. The space is so narrow with walls on both sides, the lights flicker between bright and dim, and visibility is terrible. Once when I was driving through a mountain tunnel, some guy ahead tried to overtake but nearly collided with an oncoming vehicle due to poor visibility – luckily he braked in time. The air circulation in tunnels is poor, and accelerating kicks up dust that can easily interfere with judgment. Not to mention if an accident happens, rescue vehicles can't get in, and everyone gets stuck inside – how dangerous is that? I've learned one golden rule: in tunnels, just follow the vehicle ahead steadily, maintain a safe distance, and don't risk overtaking to save a few minutes. Safety is far more important than time.

[LeahFitz]

As a dad with kids, safe driving always comes first. The tunnel no-passing rule makes total sense! Poor lighting inside makes visual judgment tricky, and the noise can get kids in the backseat all worked up. I always slow down in tunnels and teach my children not to mimic reckless overtaking. The air pollution's worse too – stomping the gas pedal increases emissions, which isn't good for breathing. These rules exist to protect everyone. Remember, a loss of control while overtaking in a tunnel could be catastrophic. Being late beats being in an accident – smart driving means valuing life.

[SanEverly]

When I was a novice driver, I was in a hurry and tried overtaking in a tunnel. That experience scared me to death. The lighting was dim, and the car in front suddenly braked. I instinctively slammed on the brakes and almost rear-ended it. Tunnels have limited visibility and tight space. When overtaking, the speed changes too quickly, and vehicle stability is poor—just a slight lapse in attention can lead to a scrape. Now I've learned my lesson. I drive steadily in tunnels and never take risks. If an accident happens, rescue is difficult to get in, making it even worse. Driving safely is much smarter.

[KiaraAnn]

Years of driving experience have taught me that overtaking in tunnels is a major taboo. The enclosed environment amplifies noise echoes and the air is often stale, making acceleration prone to triggering chain reactions. A friend of mine once overturned while overtaking in a tunnel due to insufficient lighting, delaying rescue efforts for hours. Remember, tunnel structures limit emergency access, doubling the risks of overtaking. New drivers, take special note: control your speed, avoid rushing, arriving safely is the mark of a true expert.

[JulietMarie]

From a vehicle dynamics perspective, overtaking in tunnels poses multiple issues. Restricted airflow increases wind resistance, causing unstable acceleration. Echoes amplify engine noise, impairing judgment. The short passing distance and reduced reaction time during overtaking significantly raise collision risks. Having experienced racing simulations, I've noticed vehicles tend to sway dangerously during tunnel overtaking scenarios. Maintaining a steady speed proves safest – it's both stress-free and accident-preventive.