2019 Xi'an Geological Disaster Prevention and Control Plan, Geological Disaster Prevention and Control Regulations

In order to effectively prevent and control geological disasters in the city, strive to protect the safety of people's lives and property, and minimize the losses caused by geological disasters, according to the "Regulations on the Prevention and Control of Geological Disasters" (State Council Order No. 394), " The Shaanxi Provincial People's Government's Implementation Opinions on Implementing the State Council's Decision on Strengthening the Prevention and Control of Geological Disasters (Shaanxi Zhengfa [2011] No. 59) and other regulations and document requirements are formulated in conjunction with the current status of geological disasters in our city and annual precipitation trend forecasts to formulate this plan.

1. Overview of the current status of geological disasters and geological disaster prevention and control in the city

The city’s geological disaster-prone areas cover an area of ​​7347.25 square kilometers, accounting for 72.69% of the total land area. . There are currently 499 geological hazard hazard points (excluding 14 ground fissures and 5 ground subsidence centers in the urban area), directly threatening the safety of 4,932 households, 20,174 people, and 15,739 houses.

, 18 geological disasters (dangers) occurred in the city, with direct economic losses of approximately 2.182 million yuan, and no casualties; through management and relocation, 11 geological disaster hazard points were eliminated.

2. Prevention Sections and Prevention Periods

Based on the geological disaster (danger) situation and the stability of hidden danger points, it is predicted that the city’s geological disasters will still include collapses, landslides, debris flows, etc. Sudden geological disasters are the main ones, and the situation of geological disaster prevention and control remains severe.

(1) Key prevention period.

The main prevention period for landslides and collapses: May to October, mainly to prevent geological disasters such as landslides and collapses caused by intensive rainfall.

The main prevention period for debris flow is from June to September, mainly preventing debris flow caused by continuous rain and heavy rain.

Main prevention period for ground subsidence and ground fissures: Pay close attention to ground subsidence and ground fissures caused by groundwater extraction throughout the year.

(2) Key prevention areas.

Key prevention areas: Xincheng District, Beilin District, Lianhu District, Yanta District, Baqiao District, Weiyang District, Lintong District, Chang'an District, Gaoling District, Lantian County, Zhouzhi County, Hu County, Qu County Jiangxin District, Chanba Ecological District, Space Base and International Port Area. The above are districts, counties and development zones with geological disaster prevention and control tasks.

Xincheng District, Beilin District, Lianhu District, and Weiyang District: Focus on preventing damage to surface buildings caused by changes in F1 to F7 ground fissures. The main types of prevention are ground fissures.

Yanta District: Focus on preventing changes in F7 to F13 ground fissures and damage to surface buildings caused by ground subsidence caused by pumping groundwater. Loess collapse disasters caused by engineering construction activities. The prevention types are mainly collapses, ground fissures, Ground subsidence.

Baqiao District: Landslides and collapse disasters caused by engineering construction activities along the loess hills and loess plateau slopes, and changes in F1 to F10 ground fissures and extension zones have caused damage to surface buildings. The main types of prevention are collapses, landslides, and ground fissures.

Lintong District: Landslides and collapse disasters caused by engineering construction activities along the loess hills and loess plateau slopes. The main types of prevention are collapses and landslides.

Chang'an District: Landslides and collapse disasters caused by engineering construction activities along the slopes of loess hills and loess plateaus. F14 Ground fissure changes and ground subsidence caused by groundwater extraction cause damage to surface buildings. The main types of prevention are collapse, landslides, debris flows, ground fissures, and ground subsidence.

Lantian County: Hengling loess hills, Bailuyuan slopes, Whale Valley, Guojialing and Youfengling mountainous areas in the north, and bedrock mountainous areas, Bahe terraces and Baliyuan in the south. The main types of prevention are landslides, collapses, and debris flows.

Zhouzhi County: Along the Heihe River of National Highway 108, the area south of Mazhao Town, Zhuyu Town, Cuifeng Town, Luoyu Town, Guangji Town, Mazhao Town, Louguan Town, Jixian Town and The Qinling Mountains area on the front line of Jiufeng Town. The main types of prevention are landslides, collapses, and debris flows.

Hu County: places along the Laoyu River, Taiping River and in front of the Qinling Mountains. There are roads such as Xihan Expressway and Taipingyu Highway that pass through the Qinling Mountains, as well as the slope areas along the Xicheng-Chengdu high-speed railway construction line. The main types of prevention are collapses, landslides and debris flows.

Gaoling District, Qujiang New District, Chanba Ecological Zone, Aerospace Base, and International Port Area: mainly prevent loess collapse disasters caused by engineering construction activities.

(3) Hidden danger points of geological disasters that should be focused on prevention.

Schools: Baqiao District Property Management School, Chang'an No. 1 Middle School in Chang'an District, Xi'an Tourism Vocational Secondary School, Chang'an Normal Affiliated Primary School, Dongwei Primary School, Huxian Zhifang Primary School.

Tourist attractions: Lishan Scenic Area in Lintong District, Fengyu and Changning Palace Scenic Areas in Chang'an District, Peony Garden, Laoyu, Taiping Valley and Zhuque Scenic Areas in Hu County.

Ancient ruins and buildings: Qinglong Temple in Yanta District, Huaqing Pool in Lintong District, Huayan Temple, Xingjiao Temple, Ganlin Temple in Chang'an District, Jinfeng Temple in Hu County.

Provincial-level geological disaster hidden danger points: Lishan landslide in Lintong District, Liangcun collapse in Gaoling District.

(4) Traffic arteries that require key precautions.

Railway: the section from Xiaoyu to Shibianyu of Xikang Railway, along the construction line of Xicheng High-speed Railway.

Subway: The subway lines under construction and operation pass through urban ground fissures.

Highways: the Beijing-Kunming Expressway section from Xi'an to Hanzhong, the section from Xi'an to Bao-Mao Expressway from Xi'an to Ankang, the Shanghai-Shaanxi Expressway section from Xi'an to Shangluo, National Highway 108, National Highway 312, and National Highway 210. Hucai Highway, Taipingyu Highway, Xiaoyu Highway and other roads passing through the Qinling Mountains, as well as roads and secondary road networks under construction in the Loess Plateau area.

(5) Mines that require key precautions.

Xiangzcha gold mine and Yaobai Xiaozhai limestone mine in Lantian County, Ma'anqiao gold mine and Banfangfang iron mine in Zhouzhi County, Guojiashan dolomite mine and Laoyu Jiaochang dolomite mine in Hu County.

3. Tasks of preventing and controlling geological disasters

(1) Implementing responsibilities for preventing and controlling geological disasters.

1. Improve the group testing and group defense system. District and county governments and development zone management committees with geological disaster prevention and control tasks must improve the geological disaster group measurement and prevention system, sign geological disaster prevention target responsibility letters at all levels, and strictly implement the "two cards and one plan" (disaster prevention, risk avoidance) Understand the card and "prevention, robbery and withdrawal" plan) system. Determine disaster prevention personnel and monitors for all geological disaster hazard points. Monitors will be people directly threatened, and implement subsidies for group monitoring and prevention personnel.

2. Develop an annual prevention and control plan. District and county governments and development zone management committees with geological disaster prevention and control tasks must prepare regional geological disaster prevention and control plans in accordance with the requirements of the "Geological Disaster Prevention and Control Regulations" and announce and implement them before May 30; at the same time, do a good job in the "Thirteenth Five-Year Plan" "The geological disaster prevention and control plan will be prepared and released before the end of June.

3. Strengthen departmental disaster prevention responsibilities. The Municipal Meteorological Bureau is responsible for providing weather forecasts and rain information, and in consultation with the Municipal Land and Resources Bureau, jointly issues meteorological forecasts and warnings for geological disasters. The Municipal Work Safety Bureau and the Municipal Land and Resources Bureau jointly urge non-coal mining enterprises that have obtained mining licenses and safety production licenses, and the mining licenses and safety production licenses are within the validity period, to prevent geological disasters in mining areas. The Municipal Transportation Bureau is responsible for organizing the prevention and control of geological disasters caused by highway construction and maintenance in highway lands on both sides of national and provincial highways, and guiding districts and counties to prevent and control geological disasters along rural roads. The Municipal Construction Committee and the Municipal Urban Reform Office are responsible for strengthening the supervision and inspection of foundation pit support, precipitation, earth excavation and other projects of housing construction projects under construction, and urging construction units to implement relevant geological disaster prevention and control measures. The Municipal Municipal Bureau is responsible for the prevention and control of geological disasters near public facilities. The Municipal Education Bureau is responsible for organizing the prevention and control of geological disaster hazards in school buildings (districts). The Municipal Water Affairs Bureau is responsible for the prevention and control of hidden geological hazards along water conservancy facilities. The Municipal Tourism Bureau is responsible for assisting the superior authorities of A-level tourist attractions to urge A-level tourist attractions to strengthen geological disaster investigation and take preventive measures. The Municipal Cultural Relics Bureau and the Municipal People's Committee are responsible for supervising the use and management units of ancient sites and ancient buildings to prevent and control hidden geological hazards in the surrounding areas. The Municipal Metro Office is responsible for the prevention and control of geological disasters within the rail transit protection zone. The Xi'an Railway Bureau is responsible for the prevention and control of geological hazards along the railway line. The Provincial Communications Construction Group and the Provincial Expressway Group are responsible for the prevention and control of geological hazards along the expressway.

(2) Strengthen dynamic management of geological disasters.

1. Implement the “three checks” system for physical disasters. District and county governments, development zone management committees, and relevant municipal departments with geological disaster prevention and control tasks must carry out geological disaster investigation before floods, implement disaster prevention responsibilities step by step, and formulate targeted disaster prevention measures and special work plans; Conduct geological hazard inspections in areas with heavy rainfall during the flood season to detect dangers in a timely manner and deal with them appropriately to effectively ensure the safety of the threatened people; conduct inspections after the flood season to understand the dynamics of geological hazard hazard points, adjust the focus of prevention and control work, summarize work experience, and improve disaster prevention efficiency .

2. Promote detailed investigation of geological hazards. Promote the 1:50,000 detailed survey of geological disasters in five districts and counties, including Baqiao District, Lintong District, Chang'an District, Zhouzhi County, and Hu County. The survey results will serve as the basis for geological disaster prevention and control.

3. Strictly implement the evaluation system. For engineering construction projects in areas prone to geological disasters and areas where ground fissures pass through, the land and resources department should, in accordance with relevant regulations and requirements, strengthen the supervision and management of geological disaster risk assessment during the land use approval process to strictly prevent engineering construction from causing, Intensify and suffer geological disasters.

(3) Improve geological disaster prevention and control capabilities.

1. Accelerate the construction of "ten counties" with high standards for geological disaster prevention and control. In accordance with the requirements of the Ministry of Land and Resources, build "ten counties" with high standards for geological disaster prevention and control that "have systems, institutions, funds, monitoring, early warning, assessment, avoidance, publicity, drills, and effectiveness." , focusing on promoting the construction of "ten counties" with high standards for geological disaster prevention and control in Chang'an District.

2. Actively carry out project management and relocation avoidance work. District and county governments and development zone management committees with the task of preventing and controlling geological disasters must raise funds through multiple channels and actively carry out engineering management. For geological disasters caused by human activities, in accordance with the principle of "whoever causes it, who controls it", relevant units are instructed to implement management; for sudden geological disasters caused by natural factors, timely application for management funds is carried out and emergency management is organized. , completed the acceptance and filing work of 16 special geological disaster management projects that have been assigned by the Central Provincial Finance Department.

Hidden geological hazards that are difficult to control should be combined with poverty alleviation and relocation work and included in the annual relocation arrangements in the region, so that all people threatened by geological disasters in the city should be relocated, and the threat of geological hazards can be completely eliminated.

3. Increase the intensity of geological disaster emergency drills. District and county governments and development zone management committees with geological disaster prevention and control tasks must actively organize and carry out geological disaster emergency drills. The specific number of drills is: 5 times each in Baqiao District and Yanta District, 30 times in Lintong District, 35 times in Chang'an District, 15 times in Lantian County, 25 times in Zhouzhi County, 15 times in Huxian County, 4 times in Gaoling District, Qujiang New District, International Port Area, Chanba Ecological Area, and Aerospace Base once each. Four high-standard "Ten Counties" that have been completed or are under construction in Hu County, Zhouzhi County, Lintong District, and Chang'an District. The number of trainees in each district and county is not less than 10,000, ensuring the completion of 138 drill tasks and training in the city. Target.

(4) Strengthen monitoring and early warning of geological disasters.

1. Establish a monitoring and prevention system. The land and resources department should continue to implement professional monitoring of typical geological disaster hazard points, improve the level of automated monitoring of geological hazard hazard points, and strengthen geothermal water monitoring; gradually implement the city's ground subsidence and ground fissure monitoring, and initially build a multi-sector joint ground subsidence , Ground fissure prevention and control system.

2. Strengthen the issuance of early warnings and forecasts. The land and resources department should further improve the geological disaster early warning and forecasting system, work with the meteorological and communications departments to establish an early warning information sharing platform and linkage mechanism, and timely release early warning and forecast information, especially to strengthen early warning and forecasting of geological disasters caused by short-term local heavy rainfall. Release of information.

3. Improve emergency response capabilities. District and county governments, development zone management committees, and municipal geological disaster prevention and control leading group offices that have geological disaster prevention and control tasks strictly implement the 24-hour duty and rapid reporting system for geological disaster prevention and control. In accordance with the requirements of the "Xi'an Geological Disaster Emergency Plan", Establish an emergency rescue team equipped with special vehicles for geological disasters, emergency communications and professional equipment. The Municipal Geological Environment Monitoring Station has established a Municipal Geological Disaster Emergency Management Office to guide the city's geological disaster emergency response work. Geological disasters 24-hour hotline and fax number: 86787052.

IV. Guarantee measures for geological disaster prevention and control

(1) Strengthen organizational leadership and consolidate work responsibilities.

District and county governments and development zone management committees that have the task of preventing and controlling geological disasters must put the prevention and control of geological disasters on their important agenda, and the main person in charge shall bear overall responsibility for the prevention and control of geological disasters. It is necessary to sign a letter of responsibility for geological disaster prevention and control targets level by level, implement disaster prevention responsibilities at every level, and ensure that prevention and control measures are implemented. It is necessary to incorporate geological disaster prevention and control work into the annual target responsibility assessment, and commend units and individuals with outstanding achievements; those who neglect their duties in the prevention and treatment of geological disasters, do not do their job well, and cause heavy casualties and property losses must be punished in accordance with the law and regulations Seriously hold administrative leaders and relevant responsible persons accountable.

(2) Increase investment and actively implement funds.

District and county governments and development zone management committees with geological disaster prevention and control tasks must incorporate geological disaster prevention and control work into the national economic development plan of the region, increase special funding for geological disaster prevention and control in the annual fiscal budget, and strengthen Geological disaster monitoring, prevention, emergency response and management work to improve the level of geological disaster prevention and control.

(3) Deepen publicity and training to improve disaster prevention awareness.

District and county governments and development zone management committees with geological disaster prevention and control tasks must effectively strengthen publicity and training on geological disaster prevention and control, carry out training on emergency response and emergency command and decision-making capabilities, and adopt various forms to increase publicity efforts. , popularize knowledge on geological disaster prevention and control, and strengthen publicity and training on the "Regulations on Geological Disaster Prevention and Control" and basic knowledge on geological disaster prevention and control, as well as basic prevention and management skills.

(4) Strengthen coordination and form a joint force in work.

District and county governments and development zone management committees with the task of geological disaster prevention and control must effectively strengthen the leadership of geological disaster prevention and control, refer to the responsibilities of the municipal-level geological disaster work leading group, and establish a regional geological disaster leadership agency. Strengthen information exchange, achieve maximum sharing of resources, and form a joint force for geological disaster prevention and control. Land and resources departments at all levels must actively cooperate with local governments in organizing, coordinating, guiding and supervising geological disaster prevention and control in their regions, and effectively improve the level of disaster prevention and reduction.

Attachment: List of distribution characteristics of geological disaster hazard points in Xi'an

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Attachment: List of distribution characteristics of geological hazard hazard points in Xi'an

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