Worthing Road was closed in both directions after an accident outside the Boars Head pub this afternoon (Tuesday August 21).
Traffic built up around Horsham between the Hop Oast Park and Ride and the Blackbridge Lane roundabout after the incident involving two cars and a van.
Four ambulance crews, the air ambulance and the Sussex Police helicopter were called ot the scene at 2.18pm where a Ford Transit van and a BMW were in collision.
The South East Coast Ambulance Service reported one patient with a minor head wound and one with chest pains.
Metrobus issued an apology for delays to its 23 and 98 routes, which were unable to serve Worthing Road.