1.Section Poprikuša – Nemila

2. Section The northern border Zenica (Nemila) – Zenica north (Donja Gračanica)

  • subsection Nemila-Vranduk

3. Section Konjic – Mostar north (Salakovac)

  • subsection LOT 3 – Tunnel Prenj

4. Section Mostar south– Buna

  • subsection Mostar south – Tunnel Kvanj
  • poddionca tunela Kvanj – Buna