R103 (South Africa)

Kwazulu-Natal

Its southern terminus begins as a junction with the M13 in Hillcrest, KwaZulu-Natal. The R103 begins as the Old Main Road and leaves Hillcrest in a roughly north-west direction and enters Cato Ridge from the rest. In Cato Ridge, the road crosses the N3 at the 53 exit and then follows the south side of the N3 before recrossing the freeway again at Camperdown. It follows the N3 towards the outskirts of Pietermaritzberg crisscrossing the freeway several times. It enters Scotsdale, Pietermaritzberg from the north-west were at a t-junction it co-signs with the R56 and heads north through the suburb. The R56 breaks of to the east and the R103 leaves Scotsdale crossing the Msunduzi River and heading north-west into the Pietermaritzberg CBD as its main road. Leaving the CBD, it continues until around the suburb of Athlone, the road resumes following the N3 in a north-westerly direction passing through Hilton before reaching the outskirts of Howick. Crossing under the N3 it enters the suburbs of Howick and circles the town as a easterly ring road before reaching the N3 Junction 103 in the north close to the Midmar Dam. Leaving the N3, it heads in a north-westerly direction passing through Lions River, Ligetton West, Zenzani before turning north outside the town of Nottingham Road and heads towards the southern end of the town of Mooi River.

Leaving Mooi River, the road heads north-east then after a short distance heads north-west eventually crossing the Boesmans River and enter Estcourt from the east. It heads north through Estcourt as its main road before leaving the town north-west. It then passes through Frere crossing the Bloukrans River before intersecting the R74 at a t-junction.

Co-signed with R74 it heads north-east and enters Colenso from the south where its splits from the R74 which heads east. Bypassing the town to the west it crosses the Tugela River heading north-west. Passing through Roosboom it then turns north-east and enters the outskirts of Ladysmith where it interchanges with N11 before bypassing the town to its west. The R103 turns west, just south of the Windsor Dam and continues until it joins N3 at the Tugela Toll Plaza. Co-signed with the N3 it heads north-west where it passes through Van Reenen and leaves Kwazulu-Natal and enters the Free State.

Free State

Leaving Van Reenen, it heads west still co-signed with the N3 before heading north-west when crossing the Wilga River. It enters the outskirts of Harrismith from the south where it interchanges with the N5 West. It heads north as an eastern bypass of the town. It leaves Harrismith in a north-westerly direction before entering Warden from the south after a long distance. The N3/R103 bypasses to the town's west leaving it northwards and after a short distance the two roads split again and the R103 heads in a north-easterly direction where the R34 intersects it. It now heads north-west, co-signed with the R34 for a short distance before the latter heads west. Continuing north-west, it passes Cornelia to its east before entering Villiers from the south where it co-signs with the N3 and its intersection with the R26.

Mpumalanga

Continuing north-west past the town of Villiers, as the N3, it crosses the Vaal River into the Mpumalanga province. At junction 5, it interchanges with the R54/R51 and continues north-west. At junction 28, the interchange leads to Grootvlei, but the N3/R103 continues in a northerly direction where it crosses into the Gauteng province and the Suikerbosrant River.

Gauteng

Continuing north it crosses the R23 before bypassing Heidelberg to the east. North of Heidelberg at junction 70, the R103 co-signs briefly with the R23, splits and follow N3 north-west crossing the R550. Near Vosloorus, it interchanges with the M35 and M43 roads and in Roodekop, the M53. The R103 briefly changes direction at a t-junction in Roodekop south of Wadeville, Alberton where it becomes part of the Nederveen Highway and is cosigned with the R554 towards Alberton Central. Just after crossing the N3 Highway, the Nederveen Highway becomes Heidelberg Road. At the Swartkoppies Road junction, the R554 shifts left, leaving the R103 as the road to Alberton Central. It proceeds as Voortrekker Road through Alberton Central by way of a right turn at the Swartkoppies Road junction. At the junction with the N12 Southern Bypass (Johannesburg Ring Road), The R103 becomes the M31 Municipal Route of Johannesburg, heading for Johannesburg Central, marking its end.