Sussex Police closed one lane of the A23 northbound near Pyecombe this afternoon (June 18) after a bicycle fell of the back of vehicle.
Police said they were called to the scene at 2.47pm and arrived six minutes later.
The incident occured near to the Texaco garage.
A police spokesman said: “One person suffered slight injuries and officers stood down at 4.24pm.”
The road has been cleared and all lanes are no reopen.