A five storey building under construction on Wednesday collapsed in Onitsha, Anambra State.

Sources said the building collapsed around 7:15 am.

The incident which occurred at at DMGS Junction, close to the popular Dennis Memorial Grammar School.

“I was going to work this morning when I saw it. The entire building came down in rubbles.

“I don’t think there were casualties in the building because work was not ongoing on the project this morning.

“The cause of the collapse has not been ascertained, but many bystanders who watched from across the road suspected that it may be as a result of use of substandard materials,” the source said.