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Road sign IP4a One-way traffic
IP4aInformative sign

IP4a One-way traffic

Marks a one-way road and the direction in which travel is permitted on it.

In Czech

The exam is in Czech, so it is worth knowing the Czech name. Below is the official text from Czech law, which is not translated.

Jednosměrný provoz

Značka označuje směr jízdy vozidel na jednosměrné pozemní komunikaci.

Příloha č. 5 k vyhlášce č. 294/2015 Sb., ve znění vyhlášky č. 205/2025 Sb.

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