| A1 | Addis - Djibouti Trunk Road | Length(km) | Physical Type |
| A1-1 | Addis - Modjo | 53 | Paved |
| A1-2 | Modjo - Nazreth | 14 | Paved |
| A1-3 | Nazareeh - Metehara | 75 | Paved |
| A1-4 | Metehara - Awash Junc. | 46 | Paved |
| A1-5 | Awash - Gewane | 147 | Paved |
| A1-6 | Gewane - Mille | 148 | Paved |
| A1-7 | Mille- Semera | 66 | Paved |
| A1-8 | Semea - Serdo | 40 | Paved |
| A1-9 | Serdo - Hanef | 55 | Paved |
| A1-10 | Dobi - Eritrea Border (Burrei) | 130 | Paved |
| A1a | Dobi - Galafi | 25 | Paved |
| Total | 799 | ||