CONTRACT DRT_P11/11/2024/K60 (N.001-200-2022/1): Temporary Lane Closure on the N1-20 Southbound, Waterfall, Midrand, Gauteng Province

05 August 2026, Gauteng – The South African National Roads Agency SOC Limited (SANRAL) wishes to inform road users of the temporary traffic accommodation on the N1-20 Freeway Southbound between km 53,8S and km 52,4S. These traffic accommodation measures are required to facilitate the reconfiguration of the traffic lanes, for the construction of the new K60 Bridge and ensure the safe execution of the works while maintaining traffic flow through the construction zone. Road users are advised to exercise caution, adhere to the temporary traffic signs, and comply with the directions of traffic accommodation personnel.

Closure Details:

• Date: 5th of August 2026 – 6th of August 2026
• Location: N1-20 Freeway Southbound, km 53.4S to km 51.2S
  • Duration: 19:00 – 04:00 Advanced Warning Area (1 000 m): A 1 km advanced warning area will be implemented to provide motorists with adequate notification of the upcoming temporary lane closure. The area will include appropriate advance warning signage, speed reduction measures, and traffic guidance measures in accordance with the approved Traffic Accommodation Plan.
  • Transition Area 1 (200 m): A 200 m transition area will be implemented to safely guide motorists away from the three right-hand lanes and into the available traffic lanes.
  • Stabilization Zone 1 (150 m): A 150 m stabilization zone will be provided to allow motorists to adjust to the temporary lane arrangement before entering the subsequent transition area.
  • Transition Area 2 (200 m): A further 200 m transition area will continue the progressive diversion of traffic into the temporary lane configuration.
  • Stabilization Zone 2 (150 m): A 150 m stabilization zone will be provided to maintain a consistent temporary traffic flow and allow motorists sufficient distance to adjust before the next transition.
  • Transition Area 3 (200 m): A third 200 m transition area will complete the lane shift arrangement prior to entering the protected work area.
  • Stabilization Zone 3 (150 m): A 150 m stabilization zone will be maintained before the buffer zone to provide a stable traffic path and ensure motorists are travelling within the temporary lane configuration.
  • Buffer Zone (100 m): A 100 m buffer zone will be maintained between live traffic and the work area to provide a safe separation distance between road users and construction activities.
  • Work Zone (800 m): An 800 m work zone will be established to accommodate construction activities. The three right-hand lanes will remain closed, with traffic accommodated within the remaining available lanes under the temporary traffic arrangement.
  • Transition Area 4 (200 m): A 200 m transition area will be provided after completion of the work activities to safely guide motorists back towards the normal lane configuration.
  • Termination Area (300 m): A 300 m termination area will be provided to allow motorists to safely return to the normal traffic arrangement and remove themselves from the temporary traffic accommodation.

• Closure Lengths:

“We advise road users to plan their trips accordingly during this temporary lane diversion, adhere to the traffic accommodation signage and the flag persons advanced warnings. It is not only for your own safety but, also that of the construction personnel on site.” said Progress Hlahla, SANRAL’s Provincial Head for Gauteng.

Wednesday, 5 August 2026 to Thursday, 6 August 2026 (19:00 – 04:00)

During this period, the N1-20 Southbound’s three right-hand lanes will be temporarily closed. Traffic will be accommodated within the three left-hand lanes under the temporary.

SANRAL apologises for any inconvenience caused and the roads agency remains committed to improving the safety and quality of our national roads.

For editorial content or additional information contact Lwando Mahlasela on 082 440 5305 pressoffice@nra.co.za

– Ends –