It's believed work is being carried out at the former home of Christopher Halliwell.
Bristol: Arrests Made After Pub Disorder
A number of people have been arrested after police were called to a disorder outside the Black Swan pub in Stapleton Road, Bristol at around 6am.
It is believed the disorder originated from a dispute inside the pub.
Five men, all in their twenties or thirties, have received stab injuries and are in hospital receiving treatment.
None of the injuries are believed to be life-threatening.
Det Insp Louise Boyce said: ''We are carrying out a full and thorough investigation into what appears to be an isolated incident at the Black Swan pub, which continued into the Robertson Road area.
''Five men are receiving treatment for their injuries and we have several people under arrest.
''A number of enquiries are under way and we'll be reviewing CCTV footage as part of our investigation.''
James Bisset jailed for more than 4 years for causing death of Alex Gould
Four arrested and bailed by police
After Gromit and Shaun, who will feature in the next arts trail coming in 2018?
Recently Played Tracks
Now playing: Non-stop hit music
Deposit £10 to get a £40 Welcome Bonus - That's £50 to play bingo, slots and more!*
Over 50 tracks to make you feel-good. New album out now...
Find your local four day weather report here.
What's happening on the roads where you are?
Make Heart the soundtrack to your day and you could be a winner with great prizes up for grabs throughout the day.
Find out more about some of the companies advertising on Heart.