Route · Mountain pass

Hex River Pass

Down in the valley one table grape farm follows another, more than 200 of them. Up above, the N1 climbs out towards Touws River.

The lorries shift down early. For heavy vehicles, Hex River Pass is considered one of the most dangerous passes in the province, according to Mountain Passes South Africa: a long straight descent ends in a sharp left-hand bend, with an arrestor bed for emergencies.

road
N1
altitude of De Doorns at the foot of the pass
460 m
longest rail tunnel, since 1989
13.5 km
summit of the old railway line
c. 959 m

The railway is better recorded. It reached Worcester on 16 June 1876 and Touws River at the end of 1877, and the old line crested at about 959 metres near the Matroosberg. Since 1989 trains have run through four tunnels. The longest is 13.5 kilometres and was Africa's longest railway tunnel until 2009.

Time needed
Cape Town to De Doorns about 1 hour 45 minutes without traffic
When
in daylight; in winter the Hex River Mountains get more snow than anywhere else in the Western Cape

Our tipKeep your distance from lorries on the descent, and drive the pass in daylight.

Hex River Pass: frequently asked questions

Is Hex River Pass dangerous?

Mountain Passes South Africa counts Hex River Pass on the N1 among the most dangerous passes in the Western Cape for lorry accidents. A long straight descent ends in a sharp left-hand bend, and an arrestor bed is there for emergencies.

Where is Hex River Pass?

Hex River Pass is on the N1 between De Doorns in the Hex River valley and Touws River, north-east of Worcester.

Why does the railway at Hex River Pass run through tunnels?

Since 1989 the railway at Hex River Pass has run through four tunnels, the longest 13.5 kilometres long. They replaced the old line from the 1870s, which crested at about 959 metres.