border crossing at the beginning of the road First class road I-6 starts at the
Gyueshevo border crossing on the border with
North Macedonia and heads east through Kyustendil Province. It descends into the Kamenitsa Valley, passes through the villages of
Kamenichka Skakavitsa,
Ranentsi and
Garlyano, overcomes the saddle between the mountain ranges of
Lisets and
Osogovo at the village of
Vratsa and descends into the
Kyustendil Valley. There, the road turns northeast, passes through the village of
Zhilentsi, bypasses the city of
Kyustendil from the north, turns northeast, crosses the river
Struma at the village of
Yabalkovo, ascends the southern slopes of
Konyavska Planina via the village of
Tsarvenyano, crosses its ridge and enters Pernik Province. There, the I-6 descends the northern slopes of the mountain range, passes through the village of
Dragomirovo and enters the Radomir Valley at the village of
Izvor. It passes through the center of the town of
Radomir, bypasses the mountain range of
Golo Bardo from the northwest, enters the Pernik Valley and reaches the center of the city
Pernik. Between Radomir and Pernik, road I-6 runs as a four-lane
dual carriageway road. In the eastern part of the city, it connects with first class
I-1 road, enters Sofia City Province and for the next 47 km the two roads are duplicated. At the village of
Vladaya the road crosses the Vladaya Pass between
Vitosha and
Lyulin and enters the
Sofia Valley at the
Knyazhevo neighbourhood of the capital
Sofia. Then for 19.6 km, the road coincides with the southern arc of the
Sofia Ring Road and is a several-lane dial carriageway. It crosses the river
Iskar, turns north and reaches the starting point of the
Trakia motorway. From there to the starting kilometer of the
Hemus motorway, still continuing north as part of the Sofia Ring Road, the I-6 is also duplicated with the first class
I-8 road for 8.7 km. It then turns east, passes through the village of
Dolni Bogrov and enters
Sofia Province. In this section the road passes successively through three
Sub-Balkan valleys between the
Balkan Mountains to the north and
Sredna Gora to the south —
Saranska,
Kamarska and
Zlatitsa–Pirdop. In that section the road passes through the villages of
Grigorevo,
Sarantsi,
Dolno Kamartsi and
Chelopech, the towns of
Zlatitsa and
Pirdop and the village of
Anton, climbs the transverse ridge of Koznitsa and enters Plovdiv Province. and the
Zlatitsa–Pirdop Valley In the Plovdiv Province, road I-6 descends the eastern slope of Koznitsa, passes north of the town of
Klisura and enters the
Karlovo Valley. It crosses the valley along its entire length from west to east, passing successively through the villages of
Rozino,
Karnare,
Iganovo and
Anevo, through the center of the town of
Sopot and the southern part of the town of
Karlovo. It then crosses the southern part of the village of
Vasil Levski, overcomes the transverse ridge of Strazhata, passes south of the town of
Kalofer and Stara Zagora Province and the western part of the
Kazanlak Valley. It crosses the valley along its entire length from west to east. It passes successively through the villages of
Manolovo,
Gabarevo,
Dolno Sahrane and
Dunavtsi, crosses the southern part of the town of
Kazanlak, and then for a distance of 6.6 km it duplicates with the first class
I-5 road. It passes south of the town of
Maglizh, north of the villages of
Dabovo and
Vetren and the town of
Nikolaevo, and enters the
Tvarditsa Valley south of the town of
Gurkovo. After passing north of the
Zhrebchevo Reservoir, the road enters Sliven Province, passing south of the village of
Orizari and north of the village of
Bliznets. It crosses the Binkos Gorge along the river
Tundzha at the village of
Binkos and enters the
Sliven Valley. It bypasses the city of
Sliven from the south, passes through the villages of
Kaloyanovo,
Trapoklovo and
Gorno Aleksandrovo and enters Yambol Province at the Petolchkata junction with the first class
I-7 road. There, it passes through the village of
Lozenets, overcomes a low watershed and at the village of
Venets enters the
Karnobat Valley and Burgas Province. In Burgas Province, the I-6 continues east, passes through the town of
Karnobat, overcomes another low watershed and enters the easternmost of the sub-Balkan valleys, the
Aytos Valley. It passes through the center of the town of
Aytos, turns southeast, enters the
Burgas Plain, passes through the Vetren neighbourhood of the city of
Burgas on the
Black Sea coast and in the northwestern part of the city reaches its terminus at Km 234.4 km of the first class
I-9 road. == References ==