This is the 1618th most frequent Catalan word.
limitar
To limit or restrict.
Here, 'limitar' means to set restrictions or constraints upon something, specifically traffic in this context.
El govern vol limitar el trànsit al centre de la ciutat.
The government wants to limit traffic in the city center.
In this case, 'limitar' is used to indicate that something acts as a constraint or boundary affecting another condition.
L'espai disponible pot limitar el nombre de persones en la sala.
The available space may limit the number of people in the room.
This use of 'limitar' conveys the need to actively constrain or control a certain action or condition for a specific purpose.