SHEIKHUPURA (APP) Some unknown miscreants rocked a 500KVA power grid station with four intermittent explosions at Murade Kalan near here on Sunday night. However, no loss of life in the blasts was reported till filing of this report, while a pole of the grid station bearing 66,000KVA power transmission lines was damaged. The explosions also set ablaze dry grass (of rice crops) in the nearby fields. Soon after the incident, Bomb Disposal Squad (BDS), firebrigade, police and other rescue agencies rushed to the grid station. The X-Eng Istiaq Ahmed, posted at the grid station, told the mediamen that they have closed down power transmission line from Rawat Feeder-II of Tarbela to avoid any other eventuality. The field staff of the Lahore Electric Supply Company (LESCO) is rectifying the problem, he added. Muhammad Latif, Incharge of LESCO Control Room, said that power load had been shifted to New Gagkhar Grid Station to provide electricity to the affected areas. While, a BDS Technician Muhammad Ashfaq said that around eight kilograms of explosive material was used in the blasts. The Sheikhupura police cordoned of the entire district to impound the miscreants.