A labourer was killed and four others injured after an under-construction roof collapsed in Kyoladiya police station area here on Thursday, police said.
The labourers were laying the roof of a house when it collapsed, trapping 28 people working there, ADM (finance) V K Singh said.
Five of them were pulled out injured, the ADM said, adding one of them, Appu, 22, succumbed at the district hospital.
Others were discharged after primary treatment.