- 5 updates
A controlled explosion at an engine factory in Peterborough has been completed.
The operation was carried out due to an "unstable chemical" found at the plant. Police say all safety concerns have been satisfied.
Police are urging residents to stay in doors in Peterborough while a controlled explosion is carried out at an engineering plant.
Staff were evacuated from the Perkins site, which produces engines for use in construction and agriculture machinery, at around 1:30am this morning.
A spokeswoman for Cambridgeshire Fire and Rescue Service said a fire engine is on standby at the scene but the service has so far not been involved.
Residents are part of Peterborough are being told to stay indoors while a controlled explosion takes place on an unstable chemical.
Staff were evacuated from Perkins on Frank Perkins Highway at 1:30am this morning.
A 500metre has been set up around the site and roads are currently closed.
Police say The chemical does not pose a risk to nearby residents, however people are being advised to stay indoors as a precaution.
A controlled explosion is due to take place in Peterborough in the next hour. It's after staff were evacuated from the Perkins engines site on the Frank Perkins Highway because of an unstable chemical. Residents are being advised to stay indoors. More follows...