63.1. When approaching a regulated intersection in a trolleybus, what must the driver always remember?
UAУ разі під'їзду до регульованого перехрестя на тролейбусі, про що завжди потрібно пам'ятати водієві?
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This exam question from the Traffic Rules of Ukraine concerns traffic safety at intersections and how the dimensions of a large vehicle affect other road users. At regulated intersections, the order of passage is determined by traffic light signals or a traffic controller, so any situation where someone cannot see the signal sharply increases the risk of incorrect decisions, delays, and dangerous maneuvers. For a trolleybus, this is especially relevant due to the height and width of its body.
The question tests knowledge of terms and the logic of the sections of the traffic rules related to the concept of a regulated intersection and the operation of traffic lights, as well as the requirements of Section 15 "Stopping and Parking." In the context of the theoretical exam, it is important to understand: the trolleybus driver must take into account that by positioning the vehicle in front of the stop line or in the lane, they may block the view of traffic light signals or road signs for drivers behind or nearby, and the traffic rules explicitly prohibit stopping where the vehicle obstructs the visibility of signals or signs for others.
The analysis of the options in this exam question comes down to the practical responsibility of the driver. Formally, "remembering that the intersection is regulated" is not enough, as this is a basic fact that already determines the order of passage. "Remembering the route of movement" is important for line work, but does not correspond to the essence of testing knowledge of the Traffic Rules of Ukraine. Instead, the correct emphasis is precisely on the fact that the dimensions of the trolleybus can make the traffic light signals invisible to other road users, so the driver must act predictably, stop correctly, and not provoke others to "orient themselves by his movement" instead of the traffic light signals.
Clause 1.10 (term “Controlled intersection”)
Controlled intersection — an intersection where the order of passage is determined by traffic light signals or a traffic controller.
Clause 1.10 (term “Traffic light”)
Traffic light — a light signaling device for regulating road traffic.
Clause 15.9 (section 15 “Stopping and parking”)
Stopping is prohibited: in places where the vehicle blocks traffic light signals or road signs from other road users.
Application: when approaching (and stopping) before a controlled intersection, the trolleybus driver, due to the dimensions of the vehicle, may block the view of traffic light signals (and/or signs) for drivers moving behind or nearby, so this feature must be taken into account.
That is, the correct answer is: “That due to the dimensions of the vehicle, the traffic light signals may not be visible to other road users,” given that according to the definition of the Traffic Rules, movement at a controlled intersection is determined by traffic light signals, and stopping is prohibited if the vehicle blocks traffic light signals or road signs from other road users.
When approaching a signal-controlled intersection, the trolleybus driver follows the traffic light signals just like drivers of other vehicles. However, there is always an additional factor to consider when driving a trolleybus before entering the intersection — its large dimensions and height.
Because a trolleybus is a large vehicle, it can partially or completely block the view of the traffic light for other road users who are behind or to the side. For example, if the trolleybus stops first in the lane before the stop line, the driver of a car behind may not be able to see the traffic light signal, especially when the traffic light is positioned low or to the side of the roadway. In such a situation, other drivers may mistakenly rely on the movement of the trolleybus or wait without understanding which signal is on, which causes delays and increases the risk of dangerous maneuvers.
That is why the trolleybus driver must act especially predictably: occupy the required lane in advance, stop at the designated place, and not provoke other road users to "guess" the signal based on his actions. This is directly related to the Traffic Rules requirements regarding safety and the driver's obligation not to create obstacles or danger for other road users, particularly through their actions and the positioning of their vehicle.
Therefore, the correct answer is: "That due to the dimensions of the vehicle, the traffic light signals may not be visible to other road users," since the trolleybus can block the view of the traffic light for other drivers, and this must be taken into account in order not to create danger and to act predictably at a signal-controlled intersection.