The final part of Didcot Power Station, the boiler house, was brought down at 6am. Remote controlled robots were used to set off the explosive.
A dust cloud covered the site as it came down in a matter of seconds.
Ken Cresswell, John Shaw and Chris Huxtable have been missing since it partially collapsed in February. The body of Michael Collings was recovered at the time.
The final section of Didcot Power Station has been demolished.
It partially collapsed in February killing four men but only one body has been recovered so far.
The site owners, RWE Npower say the operation was "extremely complicated"and the recovery operation will resume as soon as the area is deemed safe. However, they say it was a success and the building fell away from the rubble they need to search.
Robots were used to set the explosives because the site is so unstable.
It has been confirmed that the final section of Didcot Power Station will be demolished early tomorrow morning. It partially collapsed in February killing four men.
Didcot, in Oxfordshire, was being prepared for demolition by Coleman and Company from Great Barr in Birmingham when concrete and steel came down killing one person last month
The bodies of John Shaw, Chris Huxtable and Ken Cresswell are still trapped beneath the debris.
The site owners, RWE Npower say the demolition is "extremely complicated" and the recovery operation will resume as soon as the building is down and the area is deemed safe.
Have you ever wondered what it's like to travel at high speed in the cab of a powerful steam locomotive?
Very few get the chance to ride at up to 75 miles an hour on the mainline.
Our transport correspondent Keith Wilkinson is one of those lucky few and he filmed from the cab of a GWR Castle class locomotive, Earl of Mount Edgcumbe, as it roared between Leamington Spa and Didcot.
Here are the dramatic video pictures from the footplate.