China News Network, Poyang, Jiangxi, July 18th (Wu Pengquan, Xu Yinghua, and Zhuang Liangzhi) At 8:22 on the 18th, with the last vehicle and stone throwing into the river, Jiangxi Poyang Zhongzhou polder junction successfully achieved Helong.
At 8:22 on July 18th, with the last cart of earth and stone thrown into the river, Helong was successfully realized at the break of the Zhongzhou polder in Poyang, Jiangxi. Photo by Xu Yinghua
Over the past few days, Poyang County, Jiangxi Province, on the east bank of Poyang Lake, has been hit by continuous heavy rainfall. Affected by this, the water level of the Changjiang River Basin in the Poyang Lake system rose rapidly, and a flood occurred for more than 20 years. In Zhongzhouxu, Changzhou Township, Poyang County, due to prolonged immersion, coupled with poor soil quality and weak impermeability, the embankment broke down on the evening of the 9th, and the breach reached 188 meters. 15 administrative villages in Changzhou Township were flooded, and more than 10,000 people Emergency transfer.
After the danger occurred, China Anneng Second Engineering Bureau mobilized more than 200 rescue personnel to rush to the scene to take part in the disposal with large professional rescue equipment. Rescue personnel combined with water conditions, disaster conditions, road traffic, topography of the disaster area and possible secondary disasters, etc., adopted the mechanization of “protection of embankment heads, protection of embankment by embankment, layering and rolling of water, and clay filling and air confinement” Two-way vertical plugging warfare, plugging operations from the two upstream and downstream working faces.
After five days and five nights of decisive battle, Zhongzhouwei, which was "torn" by a flood and ruptured 188 meters, completed the dragon. Photo by Zhuang Liangzhi
At 10:00 on the 13th, as the first vehicle stone was thrown to the break, the battle of Zhongzhou Wei's break-up and blocking was officially launched. Rescue personnel use GPS measuring instruments, radar speedometers, rangefinders and other equipment to monitor data such as water depth, flow velocity, water level, complex embankment line, occupation length, etc., to ensure efficient organization and orderly development of the plugging operation.
At 7 o'clock on the 18th, the reporter saw at the head of the Zhongzhou polder breakwater that the rescue vehicles transporting stones shuttled back and forth, and the breakage has been shortened to about 5 meters; the water flow at the breakage accelerated significantly, and the rescue personnel threw the prepared large stones Filling the gap, turbid water jets splashed a few meters high.
At 8:22, when the bulldozer driver pulled down the joystick and pushed the last car of stone into the breach, after five days and five nights of decisive battle, Zhongzhouxu, which was "torn" by the flood, broke the 188-meter crest and completed the dragon.
The reporter learned that after the Zhongzhou polder broke up in Helong, the rescue personnel will organize the work of filtering clay and heightening the levee after Helong to restore the original appearance of the dyke body and ensure the stability of the dike structure and anti-seepage. (Finish)