Vehicles are prohibited from entering through the western part of the junction "Knyaz Al. Dondukov" Blvd. – “Vasil Levski” Blvd. from 00.00 hours on 22.09.2017 to 24.00 hours on 01.10.2017.

The route of trolleybus line № 11 /in the direction r.a. “Druzhba 1” – “Stochna Gara” Square from 22.09.2017 to 24.00 hours on 01.10.2017 changes, as follows: along its route to junction "Vassil Levski" Blvd. – “Knyaz Al. Dondukov" Blvd., along "Knyaz Al. Dondukov" Blvd., along "Krakra" Str. - to the right along "Oborishte" Str., to the left along “Vassil Levski” Blvd. and along its route. Trolleybuses will stop at all existing stops in the changed section of the route.

Trolleybus stop “Krakra”Str. with code 2012 becomes the starting point for the route of trolleybus line № 11. The following stops are closed:

• two-way "Stochna Gara” Square with codes 1313 and 1319;
• two-way "Iskar" Str. with codes 1964 and 1965;
• "Vasil Levski" Square with code 1242.