33.1.7. Which of the depicted road signs is installed last when approaching a railway crossing?
UAЯкий із зображених дорожніх знаків встановлюється останнім у разі наближення до залізничного переїзду?
This exam question from the Traffic Rules of Ukraine concerns road safety near railway crossings and the ability to correctly interpret warning road signs. Such signs are necessary for the driver to assess the situation in advance, reduce speed, and be ready to stop before the crossing, especially outside populated areas where speeds are usually higher.
The question tests knowledge of Section 33 of the Traffic Rules of Ukraine, specifically the warning signs series "Approaching a railway crossing" (signs 1.31.3 and 1.31.7). Their logic is simple: the slanted stripes act as a countdown of the distance to the crossing 3–2–1. The fewer the stripes, the closer the crossing, so the sign with one slanted stripe is installed last in the direction of travel and is placed closest to the crossing (no closer than 50 m).
When comparing the options, sign 1 corresponds to the principle "1 stripe = minimum distance," so it will be the last before the crossing. Signs 2 and 3 have more stripes and therefore warn about the crossing from a greater distance and are installed earlier. In the theoretical exam, such tasks test not only memorization of numbers but also understanding how the signs help to anticipate the road situation and prepare in advance for a possible stop.
Clause 33.1 — 33 "Road Signs", 1 "Warning Signs", sign 1.31.3 "Approaching a Railway Crossing"
Sign 1.31.3 (with one diagonal stripe) is an additional warning about approaching a railway crossing outside populated areas; the number of stripes on the signs in this series indicates the distance to the crossing (countdown 3–2–1), and the sign with one stripe is installed closest to the crossing (last in the direction of travel) and is placed no closer than 50 m to the crossing.
Explanation of application: in the series of signs approaching a crossing, the smallest number of stripes corresponds to the shortest distance to the crossing, so the "1 stripe" sign will be the last sign before the crossing.
Clause 33.1 — 33 "Road Signs", 1 "Warning Signs", sign 1.31.7 "Approaching a Railway Crossing"
Sign 1.31.7 belongs to the warning signs for approaching a railway crossing and is used to gradually inform the driver about the distance to the crossing; in this system of signs, a greater number of stripes means a greater distance to the crossing, and fewer stripes mean a shorter distance, so signs with a greater "number of stripes" are placed earlier than the sign with one stripe.
Explanation of application: this sign is not the "last" if it has more stripes (i.e., indicates a greater distance) than sign 1.31.3.
That is, the correct answer is "Sign 1.", given that according to the definition of the Traffic Rules, sign 1.31.3 with one stripe indicates the shortest distance to the railway crossing and is installed closest to it (last when approaching).
When approaching a railway crossing, drivers may encounter warning signs with diagonal stripes that not only indicate the presence of a crossing but also show how close it is. In Section 33 of the Traffic Rules of Ukraine, these signs are listed as 1.31.3 and 1.31.7, and they work on the principle of a countdown to the crossing.
The logic here is simple: the number of stripes on the sign indicates how far along you are in approaching the crossing. The more stripes, the farther you are from the crossing; the fewer stripes, the closer you are. Therefore, the signs with stripes are placed in the sequence 3 – 2 – 1 in the direction of travel, and the "last" one is the sign with the fewest stripes, as it is positioned closest to the crossing.
Practically, this means: when you see a sign with three stripes, you still have a greater distance to assess the situation and prepare to stop if necessary. Next, the sign with two stripes confirms that the crossing is much closer. Finally, the sign with one stripe is installed closest to the crossing (but not closer than 50 m), meaning it is the last sign you will pass before the crossing itself.
Therefore, the correct answer is "Sign 1," as this is the sign with one diagonal stripe (1.31.3), which according to the Traffic Rules is installed closest to the railway crossing and is thus the last in the warning sequence.