A labourer working at a construction site in Gampaha had succumbed to injuries after he had fallen from a fifth floor of a building, which is still under construction.
Hiru reporter said that the incident occurred late last night yesterday.
The 19-year-old victim was working at the construction site as a labourer and he was a resident of Padaviya.
Our reporter said the body is currently kept at the Gampaha Hospital for post mortem.
Investigations are conducted by the Gampaha Police.