As many as 38 labourers of Supra Dam in Bara Tehsil of Khyber Agency were hospitalized after fainting due to suffocation here on Saturday.
Political Administration sources said that the labourers fell unconscious due to toxic gas filled in the tunnel of Supra Dam while cleansing it and were rushed to a local hospital. They all were, later, referred to Lady Reading Hospital (LRH) Peshawar due to their critical condition.