Emergency services have been called to a street in Colchester after a person is thought to have fallen from a building.
Crews from the East of England Ambulance Service were called to Hawkins Road in Colchester shortly before 2pm.
A spokesman for the service said: "We were called at 1.46pm with reports of a person who had fallen in Hawkins Road, Colchester.
"We sent the Hazardous Area Response Team and one ambulance.
"Crews remain at the scene."
A spokesman for Essex Police said that the force was called to the scene to help colleagues from the ambulance service.
It is expected that the case will now be passed on to the Health and Safety Executive who investigate all accidents at work in the UK.
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