The contract for construction of the motorway on the Corridor Vc of the Donja Gračanica (Zenica north) – Zenica tunnel sections was signed on 8 November 2018.

The contractor is Cengiz insaat Sanayi ve Ticaret A.S. (Turkey). The value of the contract for construction of the Donja Gračanica – Zenica north – Zenica tunnel section is EUR 67,360,069.25 with VAT, and the funds are provided through the European Bank for Reconstruction and Development (EBRD).

Donja Gračanica (Zenica north) section – Zenica tunnel continues to the Klopče section – Pečuj tunnel and represents the third lot of the so-called Zenica bypass. The subsection is 4 km long.

The deadline for completion of works is 30 months. The construction of this section will be carried out under the design and build contract (yellow FIDIC).

In addition to the open part of the route, the Donja Gračanica viaduct, approximately 400 m long, the Hum tunnel, approximately 400 m long, the two shorter viaducts in the area of ​​the Hece settlement and the Vraca tunnel, approximately 300 m, long will be constructed. Within this section, Zenica north interchange will be built together with toll collection station, as well as rad of so called North connection to connect the Corridor Vc motorway to the city of Zenica and the M-17 main road.