Transformer explosion at Bryant Street substation in Chatham cuts power for four hours

What happened

A transformer at Bryant Street substation in Chatham, Kent, burst open, producing a loud explosion that was heard and reported by residents. The incident caused an immediate power outage affecting three high-rise tower blocks in Bryant Street and homes in nearby Prospect Row, and also disabled traffic lights on New Road. Fire crews from Chatham fire station attended, cordoned off the area, and rescued one person trapped in a lift after the power failure.

There was no fire. Kent Fire and Rescue Service called in Red Cross volunteers to distribute water and check on the welfare of elderly and disabled residents due to the heat. Engineers from UK Power Networks redirected power from another source in the town, restoring electricity to affected flats and homes after around four hours. No injuries were reported.

Contributing factors

The source states only that the transformer burst open; no underlying technical cause for the transformer failure was reported.

Lessons learned

1. A transformer that bursts open at a substation can disable lifts in nearby tower blocks, so building operators should plan for trapped occupant rescue.
2. A transformer failure at a substation can leave vulnerable residents without water or cooling in heat, so network operators should arrange Red Cross welfare checks.

More lessons on structural integrity and turbines, emergency response and public communication, from every incident on the register.

Not yet known

• Cause of the transformer failure
• Transformer model and age
• Cost of the damage and repairs

This entry is updated when these are reported. Get an alert for the next one like it.

Source

kentonline.co.uk