As the pass represents the shortest route between Sofia and north-western Bulgaria (and from there Romania, especially since the opening of the Vidin–Calafat Bridge) the expansion of the narrow road passing through the pass has been suggested, including by the construction of a tunnel.
The pass serves as the most direct route between Sofia and north-western Bulgaria (and from there Romania, particularly since the opening of the Vidin–Calafat Bridge), thus expanding the existing narrow road through the pass has been proposed, including the construction of a tunnel.