It passes through the village of Gorno Saharane, forms a junction at Km 303.3 of the first class I-6 road, crosses the river Tundzha and reaches the spa town of Pavel Banya.

[2] From the town the route follows the valley of the Turiyska reka, a right tributary of the Tundzha, runs through the village of Turia, turns south and continues upstream along the Turiyska reka valley, reaching the Sveti Nikola Pass near the river source in the Sredna Gora mountain range.

After the pass the II-56 road enters Plovdiv Province and descends along the southern slopes of Sredna Gora.

At the village of Rozovets it enters the Upper Thracian Plain and passes through Zelenikovo, Brezovo, Rakovski, Stryama and Kalekovets.

[2] After Kalekovets the road forms a junction with the Trakia motorway at the latter's Km 134 and enters city of Plovdiv from the northeast, where it reaches its terminus at Km 228.2 of the first class I-8 road.