China News Service, Tianjin, July 12 (Wang Junyan) A reporter learned from the Tianjin Water Affairs Bureau on the 12th that from early morning to 6 o'clock on July 12, there was heavy rain in Tianjin, with local heavy rains.
According to statistics from the Meteorological Department, the city's average rainfall is 26.4 mm, the maximum rainfall in Hexi Zhujiang River is 70.2 mm, and the maximum hourly rainfall in Jizhou Youguzhuang is 47.5 mm.
The average rainfall in the urban area is 50.6 mm, and the average rainfall in Jizhou District is 33.4 mm.
The average rainfall in the Haihe River Basin is 44.8 mm, and the average rainfall in Beijing is 46.8 mm.
The Tianjin Water Affairs Department sticks to its posts day and night, continues to discuss and make judgments, and carefully arrange and deploy flood prevention and drainage measures.
The third-level response to flood and drought disaster prevention was launched as soon as possible. More than 2,000 cadres and employees were in place, and the flood prevention work entered a wartime state in an all-round way.
The No. 7 working group was dispatched to the urban drainage, damp prevention, mountain flood prevention line and the Daqing River Dongdian and Yongding River flood areas to inspect and guide defense work and preparations for the opening of flood storage and detention areas.
Highlight the key points of drainage in the central urban area, and implement the measures of "one location, one plan" for 29 water-accumulating areas, 16 water-accumulating tunnels, and 32 lane communities under district management.
172 drainage pumping stations and 84 temporary pump trucks were fully opened.
Scientifically dispatching water conservancy projects, the Yongding Xinhe Tidal-proof Gate, Jiyun River Gate, Ningchegu Gate, Beijing Drainage River Gate, etc. are jointly used to drive the tide to lift the gate and discharge water, with a cumulative external displacement of 70 million cubic meters, Chaobai Xinheli Zigu Gate The upper water level has dropped by nearly 1 meter.
The second gate of the Haihe River was opened and the Haihe gate was fully driven to discharge the tide. The Haihekou Pumping Station fully drove during the closure of the Haihe gate, reducing the water level of the Haihe River by close to 1 meter, and the secondary river course in the central urban area and the four districts around the city generally reduced by 1 meter Above, more than 20 million cubic meters of storage space has been freed up.
The Duliujian River tide sluice catches the tide and releases 10 million cubic meters of water.
The three rivers entering the sea have a total of 100 million cubic meters of water discharged.
Intensified rescue preparations, organized Baodi District and Ninghe District in 9 dangerous sections of Ji Canal, pre-positioned 4,120 piles, 36,500 woven bags, 8,100 kg of lead wire and other rescue materials, and 4,500 rescue teams prepared for rescue.
The flood prevention and rescue expert group is assembled on standby to prepare for in-depth guidance of the flood prevention and rescue on the front line.
Strengthening the prevention of mountain torrent disasters, Jizhou District initiated the third-level early warning response to flood control in mountainous areas, and transferred 372 households and 954 people in advance.
The scenic spots and farmyards were all closed, and the bridges and culverts across the water in the mountainous areas were observed and prepared for severance.
It is reported that the short-term heavy rainfall in the early morning of July 12 caused 28 temporary accumulations of water and 8 tunnels in the central urban area. After rushing to drain, by 4 a.m. on the 12th, all the tunnels and roads were drained, and the river water regime Overall stable.
At present, the heavy rainfall is still continuing, and the municipal water affairs department will pay close attention to the rain and water conditions, and coordinate the city's flood prevention and drainage scheduling work to ensure the city's flood prevention safety.
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