Motorists are advised that to facilitate road works, the following temporary traffic arrangements will be implemented on Pok Oi Interchange from 0.30 a.m. to 5.30 a.m. daily on 27 and 29 November 2025 and 2 December 2025:

(I)    Road Closure

        The slip road leading from Castle Peak Road - Yuen Long eastbound to Pok Oi Interchange will be temporarily closed to all vehicular traffic (except emergency vehicles).

(II)   Lane Closure

        The section of left lane of Pok Oi Interchange from its junction with Yuen Long Highway northbound to a point about 60 metres south of the same junction will be temporarily closed to all vehicular traffic.

(III)  Traffic Diversions

(i)     Affected vehicles on Castle Peak Road - Yuen Long eastbound heading for Castle Peak Road - Yuen Long westbound will be diverted via the roundabout linking Kam Tin Road;
(ii)    Affected vehicles on Castle Peak Road - Yuen Long eastbound heading for Shap Pat Heung Interchange will be diverted via the roundabout linking Kam Tin Road, Castle Peak Road - Yuen Long westbound and Pok Oi Interchange; and
(iii)   Affected vehicles on Castle Peak Road - Yuen Long eastbound heading for Pok Oi Hospital or Siu Sheung Road will be diverted via Yuen Long Highway northbound, San Tin Highway northbound, the roundabout linking San Tam Road, San Tin Highway southbound and Yuen Long Highway southbound.

        Appropriate traffic signs will be erected to guide motorists.