pk10前五技巧定位胆

Guiyang Baiyun District's black and odorous water body treatment work shows remarkable results

来源:贵阳网—贵阳日报 Release time: 2019-12-30 09:58 Source: Guiyang Network-Guiyang Daily

The picture shows the staff of Quanhu Park cleaning up the water environment on December 24. Photographed by Liang Jing, a media reporter from Guiyang Daily

In August 2018, the Baiyun District began to implement the black and odorous water treatment project of Colorful Lake. In August 2019, it passed the stage acceptance and completed a submerged sewage treatment plant with a DN500-DN1000 sewage interceptor pipe of 1558 meters and a flood drainage channel of 892 meters. The vertical flow artificial wetland is 9,500 square meters, and the desilting volume is about 150,000 cubic meters, creating a colorful lake landscape project.

In July 2019, the Baiyun District began to implement the black odorous water body improvement project in the Ximama section of the Gaoshan River. In November 2019, it passed the stage acceptance and completed the removal of the cover plate of about 3,400 square meters, the construction of a sewage interception network of about 2,300 meters, and septic There are 4 ponds and about 6,000 cubic meters of dredging.

In July 2019, the Baiyun District began to implement the black odorous water body improvement project of the Gaoshan River (North Section of West Chemical Road). In November 2019, it passed the stage acceptance and completed the removal of the cover plate of about 700 square meters and the construction of a sewage interception pipe network of about 4,500 meters. , Rainwater ditch is about 20 meters, and dredging is about 2,000 cubic meters.

In July 2019, the Baiyun District began to implement the black and odorous water treatment project in Yingbangzhai. In November 2019, it passed the phased acceptance. The sloping sewage pipe network is about 1300 meters, the pressure pipeline is about 100 meters, and two septic tanks are integrated. 1 chemical pumping station.

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In recent years, in order to fully implement the Action Plan for the Prevention and Control of Water Pollution and the Implementation Plan for the Fight against Tough Water in Urban Black Pollution, complete the shortcomings in the construction of urban environmental infrastructure, win the battle against pollution, and comprehensively eliminate the black and odorous water in cities. Comprehensive treatment of the four black and odorous water bodies of Qicai Lake, Gaoshan River, Xima River, Gaoshan River (North Section of Chemical Industry Road in the West), and Panbangzhai achieved remarkable results.

Multi-party collaboration

In order to effectively advance the black odorous water problem rectification work, the main leaders and deputy leaders of the Baiyun District Party Committee and District Government held a number of special work meetings to dispatch in time to solve the problems existing in the process of project procedures and treatment projects, and the treatment work was effectively advanced. In 2018, Baiyun District clearly defined the District Housing and Construction Bureau as the owner's unit. The colorful odorous black water treatment project of the Colorful Lake was constructed and operated by Yunxin Water Company using the PPP model. It commissioned the District Urban Investment Company as the agent to implement the Xiama River, Ximahe River, Three black and odorous water treatment projects in the northern section of the chemical industry road in the west, and in Bangbangzhai. In 2019, Baiyun District once again specified the District Ecological Environment Sub-bureau as the lead unit, the District Housing and Construction Bureau as the owner unit, and Yunxin Water Affairs and the District Urban Investment Company as construction (or agent) units to increase efforts to carry out black and odorous water treatment.

The District Eco-Environment Sub-bureau, as the lead unit of the black and odorous water body, coordinates the treatment of the black and odorous water body, holds work scheduling meetings from time to time, and regularly reports the progress of the control work; the District Finance Bureau guarantees that the funds will quickly fall to the project according to the progress of the control project, and Strengthen the supervision of the use of funds to ensure the safe use of funds; the District Development and Reform Bureau actively strives for national, provincial, and municipal subsidy funds; the District Comprehensive Administrative Law Enforcement Bureau complies with "reasonable zoning, grid management, appointing people and responsibilities, and monitoring at various levels" Work principles, implement cleaning personnel and supervisory management personnel, implement the "four fixed" cleaning management responsibility system of fixed personnel, fixed responsibilities, fixed locations, and fixed periods, establish and improve a grid-based management working mechanism, and achieve standardization of black and odorous water bodies , Institutionalization, normalization.

Establish mechanisms to speed up implementation

In terms of establishing and improving the river length system, Baiyun District issued the “Implementation Plan for the Full Implementation of the River Length (Lake Length) Section Length System” in April 2017 to establish a river length work system. Establish a series of systems such as "Responsibilities of River Chiefs in Baiyun District and Responsibilities of Member Units of Joint Meetings" to provide institutional guarantee for the full implementation of the River Chief System. In accordance with the requirements of the Guizhou Provincial River Governor's River Touring System document, the lake leaders at the district level of Qicai Lake have repeatedly carried out lake patrols, supervised the treatment of the black and odorous water body of Qicai Lake, and coordinated and solved the problems raised by the central, provincial and municipal leaders and relevant inspection teams. , And effectively speed up the construction of the comprehensive treatment project of Colorful Lake.

In terms of establishing and improving a water quality monitoring mechanism, the “Water Quality Monitoring Program for Black and Smelly Waters in Baiyun District City” was compiled, and the water monitoring of colorful lakes was carried out by the Baiyun District Environmental Monitoring Station on a monthly basis, and rainwater (medium rain, heavy rain) water quality monitoring was carried out as needed. Keep abreast of water quality changes in time to provide scientific data support for the treatment of black and odorous water bodies.

In terms of establishing and improving the mechanism of garbage collection and transportation, the “Implementation Plan for the Construction and Collection of Rural Domestic Waste Management and Transportation System in Baiyun District” and the “Long-term Effect of Garbage Removal and Transportation of Colorful Lake, Shanmahe Ximahe Section, West Gaoshanhe Chemical Section, and Abang Village Management Mechanism.

Regarding the establishment and improvement of the pipe network operation and maintenance mechanism, the "Baiyun District Work Plan for Maintenance and Management of Black Smelly Water Point Sewage Pipe Networks" was formulated to clarify the task and management mechanism of black and odorous water pipe network maintenance. According to the principle of "who builds, who is responsible", the construction unit is responsible for the maintenance and management of the pipeline network that has not been handed over to the local townships within the warranty period of the construction unit and has not yet passed the quality inspection and acceptance of the local townships. In the case of quality assurance acceptance of the townships in the territory, the townships in the territory shall be responsible for maintenance and management.

In terms of establishing a sound information disclosure mechanism, in order to help the public understand the situation of black and odorous water bodies in the Baiyun District, increase public participation in the work of black and odorous water bodies, and strengthen public supervision of the work of black and odorous water bodies, the district passed the Baiyun District Government Network. Publish public information on black and odorous water bodies, and disclose the basic situation and work progress of black and odorous water bodies in the whole region.

Comprehensive strategy has obvious effects

After multi-department cooperation, Baiyun District adopted engineering measures and management measures. Four black odorous water bodies in Colorful Lake, Baobangzhai, Ximama Section of Gaoshan River, and Chemical Section of Gaoshan River have eliminated the black odor phenomenon, achieving "return to ecology Yumin. " On November 26, 2019, the national black odorous water body special supervision and inspection work team spot-checked three black and odorous water bodies at the colorful chemical section of Qicai Lake, Baobangzhai, and the western part of the Gaoshan River. After inspection, all of them reached the standard. In the same month, Baiyun District conducted a survey on the satisfaction of black and odorous water bodies, and distributed questionnaires to surrounding residents. Among them, the satisfaction of residents around Panbangzhai reached 93%, and the satisfaction of residents around the northern section of chemical road in western Gaoshan reached 98%. The satisfaction of residents around the Ximahe River reaches 100%, and the satisfaction of residents around the Colorful Lake reaches 99%.

At the same time, the Baiyun District Environmental Monitoring Station monitors the water quality transparency, dissolved oxygen, redox, ammonia nitrogen and other indicators of Panbangzhai, Qicai Lake, Ximahe section of the Gaoshan River, and North section of the Chemical Road in the Gaoshan River. The monitoring report shows that the four black odorous water points have reached the non-black odor standards.

So far, the aspirations of residents around the black and odorous body of water, water, green and beautiful scenery have been fulfilled, and Colorful Lake has been selected as the observation point of the 10th Guiyang Tourism Development Conference this year, becoming a city garden for citizens to linger. Correspondent Li Xianming

Editor-in-chief: Li Huaying

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