A car has flipped on St Saviour's Hill, closing the road.
Police are assessing two other vehicles at the scene of the incident.
It is unknown if there have been any major injuries.
Islanders are unable to use the road from the bottom of St Saviour's Hill, until further notice.
The incident is believed to have happened at around 2:00 pm on Friday (13 December).
Jersey Bulls player hospitalised in the UK after 'serious injury'
Harry Curtis is awaiting surgery after breaking his leg during last night's game.
'Sacred' Celtic ground in Grouville could be reason for coin hoard location
Archaeology magazine 'Wreckwatch' has used new research to delve into the mystery of why someone buried 70,000 silver Celtic coins in a Grouville field and never return for them.
Minister wants tougher powers over gas company
Tough proposed new powers would force Jersey's gas company to tell the government about potential threats to the safety and security of the island's supply.
Man charged over 'violent' lunchtime fight in town
A man has been charged over a 'violent' lunchtime fight with another man in town.
Jersey's government may change the way it deals with complaints
Jersey's government is working to find better ways of resolving grievances, and is asking the public for their experiences of the current system.
Recognised volunteers could win £200 for their sport organisation
Jersey Sport is launching a new scheme that celebrates the island's local sport volunteer workforce.
'F1 in schools' cars take to the track
Jersey's secondary school pupils have been designing and building their own small-scale F1 cars.
Islanders urged to seek help for coercive control
Jersey's government is raising awareness for a lesser-known form of domestic abuse with a campaign about coercive control.
