The 37-year-old man was employed by Hertford-based Siday Construction. He was part of a crew working on a under a £235,000 contract installing a basement under a house in Fulham’s Ellerby Street in west London.
He was crushed by rubble when the floor above collapsed and pronounced dead at the scene.
The Health & Safety Executive is investigating.
Got a story? Email news@theconstructionindex.co.uk