They can be the bane of the morning commuter, causing traffic jams and delays throughout the capital. But could roadworks soon be a thing of the past? A new robot has been built that can repair leaking gas mains without the need to dig up our roads.
Today it was given its first test ride in London, and Dan Hewitt went along.
New robotic technology which can carry out repairs to leaking gas pipes from the inside is being tested in London. If successful, it means repair work can be carried out without the need for disruptive roadworks.
A man has been hospitalised after inhaling gas at a building in Harlow. Ambulance crews and a hazardous area response team found the man, who is in his 90s, and took him to the Princess Alexandra Hospital.