PHILADELPHIA (CBS) — Dramatic video shows a house collapse in the city’s Fishtown section last week. Officials say crews were performing demolition work at 633 East Thompson Street, but the contractor did not follow proper safety rules, such as there not being an engineer on site.READ MORE: Mural Arts Philadelphia Says Well-Known Work In Manayunk Painted Over Without Permission
The unsupervised work in the basement of the building also undermined the structural integrity of the adjoining house at 635 East Thompson Street, according to the Department of Licenses and Inspections.
The department determined that both structureS were in danger of imminent collapse and ordered their demolition.READ MORE: Justice Department Proposal Making It Harder To Buy Parts To Make Ghost Guns Brings Hope To Fighting Philly's Epidemic
And while the house at 633 East Thompson Street was being demolished, both structures collapsed.
There were no injuries.MORE NEWS: Man Shot In Head, Killed In Logan, Philadelphia Police Say
Licenses and Inspections is investigating the contractor that was performing the initial basement work.