
After the blast at a railway bridge in Bukit subdistrict of Cho-airong district, local police rushed to the scene.
An initial investigation found that the homemade bomb was built in a gas cylinder weighed about 20kg. The powerful explosion damaged the railway bridge pier.
Meanwhile, a bomb explosion in Tanyongmat subdistrict of Ra-ngae district destroyed the railway bridge pier and some parts of the bridge. Fragments of a 50kg bomb built into a gas cylinder were found scattered around the site.
Following the explosions, train services, both inbound and outbound to Su-ngai Kolok district, have been suspended. It was expected to take few days for repairs.