Appendix No 5: Special signals
These special signals must be hosted by the vessels concerned immediately on arriving off Port Said or Suez
Vessels Carrying :
BY DAY BY NIGHT
By Day: A Red Flag "B" of the International Code, between two balls.
By Night : Three Red Lights
BY DAY BY NIGHT
By Day: A Red Flag "B" of the International Code, over one ball.
By Night : Two Red Lights over one White Light
Vessels Carrying :
BY DAY BY NIGHT
By Day: A ball over a Red Flag "B" of the International Code,.
By Night : A White light over two Red lights.
Vessels carrying radioactive substances
BY DAY BY NIGHT
By Day: Flag "F" of the International Code, between two balls.
By Night : Four Red Lights .