Some electric lines and substations caused by the suspension of Ganzi and Ya'an have been restored one after another

"The helicopter takes off, and the unloading staff on the mountain are prepared." At 10:36 on September 12, at the patriotic village of Wanggang Ping Township, Shimian County, Ya'an, the first batch of goods was lifted at the beginning of the hanging point. Captain Yi Shi, the captain of the power rescue team, immediately said to Xu Qingming, a member of the No. 29 Tower of the Tower on the top of the mountain on the top of the satellite phone.

According to the Sichuan Province Earthquake Disaster Rescue Headquarters, at 18:00 on September 12, the first -level emergency response of the Sichuan earthquake was terminated.

As of September 12, some power lines and substations caused by Ganzi and Ya'an caused by the earthquake have resumed. Only 1 110 kV lines were left, which is 110 kV Tang. (Do not affect user power supply). 110 kV Tangskou started at 110 kV Tangjiagou transformation stations. It stopped at 110 kV Xiaping Power Station. line.

On September 8th, the State Grid Sichuan -Delivery Company's rescue team found that the left side of the tower door on the 29th tower door of the line was broken, and the horizontal deformation was severely deformed. That night, the power rescue team immediately planned the construction organization plan.

"According to the on -site survey, the 29th Tower 29 was 1950 meters, and the altitude of the mountain road was 1089 meters above sea level. Affected by the earthquake, the upper mountain highway collapsed and the roadbed was damaged by more than 100 places, which could not be recovered in the short term." The lightest aluminum alloy emergency tower supported by the power supply company is calculated, and other rescue equipment and materials, the materials that need to be transferred to the mountain are expected to be about 7 tons. " Tower 29 needs to be nearly 4 hours. So many materials transfer can only be transported by manpower ... "The team members discussed the heat.

The difficulty of operation, high safety risk, long transfer period, and the problem of material transportation quickly facing the rescue team. In the early morning of the 9th, the rescue team quickly fed back to the headquarters of the State Grid Sichuan Sichuan Electric Earthquake Earthquake Relief. State Grid Sichuan Electricity immediately contacted State Grid Electric Power Space Technology Co., Ltd. (referred to as "State Grid Space Technology Company") to request emergency support response. Medium -sized helicopter carried out the repair plan for material transportation.

On the 10th, the State Grid Space Technology Company helicopter and crew arrived in Shimian County. Before the crew had time to rest, he flew to the Tower 29 for survey. On the 11th, the State Grid Space Technology Company's rescue team and the State Grid Sichuan -Delivery Company rescue team drove to the patriotic village to quickly determine the hanging point of the mountain, and transferred the tower, gravel, cement, ground anchor, steel twisted line and other supplies. To the starting point.

At 7 am on the 12th, the crew of the State Grid Space Technology Company cooperated closely with the State Grid Sichuan -Delivery Company's rescue team. It completed the packaging task of 6.78 tons of materials in only 2 hours and completed the preparation of transportation. At 10:25, the helicopter arrived at the take -off field as planned, and the 7 bundles of transportation materials on the venue were placed in an orderly manner.

After 7 suspension of helicopters, the emergency tower and all construction materials were successfully transferred to the Tower No. 29 of the top of the mountain. "In just 46 minutes, a helicopter completed the material transfer tasks of 30 people planned for 5 consecutive days, which greatly improved the efficiency of repair and reduced safety risks." Yi Shi sighed.

As of September 12, the State Grid Space Technology Company's crew has been a transfer of more than 30 transshipments for the Sichuan Sichuan Electric Power Repair Team, transporting 7.3 tons of various types of production and living materials. "We will continue to invest in earthquake relief and contribute to the reconstruction after the disaster." That night, Liu Liyuan, the head of the State Grid Space Technology Company's crew, said at the work meeting.

Reporter Kang Sha

Pictures Sichuan Electric Power Company

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