Read the response from the Bishop and Mayor here: 'What kind of society are we?' Bishop and Mayor respond to act of 'arson' on homeless woman's belongings
A bed had been laid out in the underpass under Oaklands Way and has been completely destroyed by the fire, which was reported to police at 1.55am (Tuesday 8).
West Sussex Fire and Rescue Service confirmed they had received a call about a 'small open fire' and one member of crew attended the scene to extinguish the fire with a foam extinguisher and one member of crew from Hampshire also attended.
A spokesman for Sussex Police said: "It was reported at 1.55am on Tuesday (January 8) to fire. It is believed to have been started deliberately. Witnesses or information can be reported online quoting serial 71 of 8/1."
West Sussex Fire and Rescue Service added that there is currently no investigation from West Sussex Fire and Rescue into the fire.