Update 3:35pm.

Services are back to normal running. 

Due to collision, bus services will be detouring away from a section of Henley Beach Road/Seaview Road until further notice. 

During this time, routes 300, 300J, and 300H (Anticlockwise only) will miss Stop 25 Seaview Road - East side, and passengers are advised to use Stop 26 Seaview Road - East side.