The airport is fully accessible for disabled travellers. There are plenty of wheelchair-accessible toilets, lifts, ramps and escalators around the airport and Ground Transportation Centre. Car park spaces reserved for disabled drivers are available in car parks 1 and 4. Wheelchairs are provided free of charge by airlines; passengers should inform the airline prior to travel. For more information on wheelchair hire and in-terminal transportation, passengers should contact Worldwide Flight Services Holding SA (tel: 2261 2727). The terminal shuttle train is also wheelchair-accessible. Escalators and walkways have audio warning signals, while lifts, toilets and telephones have Braille signs. Tactile path guides and induction loops are installed at various points.