Construction projects and sponge facilities shall be planned and approved simultaneously; sponge city index shall be included in the scope of construction drawing review; typical sponge city projects shall be equipped with monitoring system; sponge city construction shall be included in the performance evaluation index of each district government Recently, Shenyang urban and Rural Development Bureau issued the measures for the administration of sponge city construction in Shenyang (Draft for comments) and solicited public opinions.

According to the draft, comprehensive measures such as "infiltration, stagnation, storage, purification, utilization and drainage" should be taken to minimize the impact of urban development and construction on the ecological environment, and more than 80% of the rainfall should be absorbed and utilized on the spot. By 2020, more than 20% of the urban built-up area will reach the target; by 2030, more than 80% of the urban built-up area will reach the target.

The new urban area should implement the requirements of sponge city construction, and the old urban area should take the solution of urban waterlogging and the treatment of black and smelly water as a breakthrough to promote the comprehensive regional treatment. According to the draft, the construction unit shall organize the implementation according to the requirements of synchronous planning, synchronous design, synchronous construction and synchronous use of sponge facilities and main works. The requirements of sponge city construction shall run through the construction project planning, design, construction, acceptance and other stages, and prepare a special chapter of sponge city construction in the project approval and design stages, so as to achieve the construction goal of sponge City scientifically.

In the stage of land transfer or planning approval of construction projects, before the allocated projects are pushed to the "multi compliance and one" business collaborative sharing platform, the construction unit shall prepare technical documents to implement the requirements of sponge city construction as project attachments according to the special planning and relevant standards of sponge city construction, upload them to the business coordination and sharing platform, carry out spatial coordination of the project, and incorporate them into the planning generation idea See letter. At the same time, at the stage of project initiation and approval, relevant departments shall conduct special review on the technical feasibility and investment rationality of sponge facilities, strengthen the review on the technical scheme and investment amount of sponge facilities, and record them in the reply.

The review organization of construction drawing design documents shall include relevant construction indexes of sponge city into the scope of construction drawing review, and implement them as necessary contents of project construction drawing review. It is clear in the draft that if the requirements of the control indicators and mandatory standards are not met, the examination certificate shall not be issued, and the urban and rural construction departments shall not review the construction drawings for filing or reply.

The construction unit shall, according to the project management authority, file or reply the construction drawing review to the municipal or district sponge city construction management organization for filing. In the construction stage of the construction project, the construction unit shall carry out the construction in strict accordance with the requirements of the construction drawing design, and prepare complete technical data for the construction of sponge facilities. The supervision unit shall strengthen the supervision on the construction of sponge facilities supporting the construction project, ensure that the incoming raw materials are inspected before use, and put an end to the use of unqualified materials in the project.

The quality and safety supervision organization shall include the relevant contents of sponge city into the scope of supervision, supervise and inspect whether the construction and supervision of the construction project meet the requirements of the construction drawing design documents and specifications, urge the responsible subjects of all parties to perform their duties strictly, and ensure the quality and safety of the project. If the construction project fails to construct the sponge facilities simultaneously according to the approved construction drawing design, the completion acceptance shall not be carried out for the record.

The typical sponge city construction project shall be equipped with a monitoring system to monitor the discharge water quantity and quality at the overflow outlet or inspection well connected to the municipal pipe network and water body. The monitoring facilities shall be designed, constructed and accepted simultaneously with the main works. The draft makes it clear that no unit or individual may illegally occupy or damage sponge city facilities. The construction of sponge city is included in the performance evaluation indicators of each district government.

Necessary warning signs, early warning system and emergency treatment measures shall be set up for urban rainwater drainage channels, sections prone to waterlogging, underground channels, wet ponds in urban green space, rainwater wetlands and other areas with sponge city facilities, so as to ensure the safety of personnel and property during rainstorm and avoid harm to public safety. Evaluate the planning, construction and compliance of Shenyang sponge city regularly every year, and submit the evaluation report to the municipal government and relevant departments directly under the municipal government. For the problems pointed out in the evaluation report, the district government shall order the relevant units to rectify. (Liu Hongwei, director of financial media of Shenyang evening news and Shenyang daily) source: Beijing Tianjin News Network