Quetta  - A 16-inch diameter gas pipeline exploded in Sui area of Dera Bugti district of Balochistan on Sunday. According to sources, explosives planted by unidentified armed men, under a 16-inch diameter gas pipeline in Pir Koh area of Sui went off with a huge bang destroying a long portion of gas pipeline. Resultantly, gas supply to Sui purification plant from Well No. 15 and 29 was suspended.However, no loss of life was reported in the blast.Personnel of law-enforcement agencies rushed to the site after the blast and cordoned off the area. A case has been registered against unidentified people and further investigation was under way.