Preliminary Design of Changchun Gas Residential User Facility Renovation and Reconstruction Project [Information Time: April 23, 2025 Information Source: Reading Times:] [I want to print] [Close] Registration Countdown Days, Hours and Minutes Bidding Announcement for Preliminary Design of Changchun Gas Residential User Facility Renovation and Reconstruction Project (Post qualification) Bidding No.: CCGAS-ZB-2025-033 I. Bidding Conditions This bidding project Changchun Gas Residential User Facility Renovation and Reconstruction Project has been approved for construction by Changchun Development and Reform Commission in the document of CFGSZ (2025) 25. The construction funds come from ultra long term treasury bond funds, financial funds and the owner's own funds. The project contribution ratio is 70% of ultra long term treasury bond funds, financial funds and the owner's own funds The capital is 30%, and the tenderee is Changchun Gas Co., Ltd. The project has met the bidding conditions, and the preliminary design of the project is now open for public bidding. 2、 Project Overview and Bidding Scope 2.1 Project Name: Preliminary Design of Changchun Gas Residential User Facility Renovation Project. 2.2 Bidding Scale: 1. Renovation of 1.556km DN250 gas low-pressure pipeline, 2.113km DN200 gas low-pressure pipeline, 4.462km DN160 gas low-pressure pipeline, 5.73km DN110 gas low-pressure pipeline, 4.664km DN63 gas low-pressure pipeline, and 464 DN40 inlet pipes. Among the above gas pipelines, all are courtyard pipelines, with a total length of 18.525km. 2. Renovation of 101.68km of elevated gas pipelines for corrosion prevention. 3. Renovation of 2878 households for residential users, including the installation of 11.2km of DN110 low-pressure gas pipelines in courtyards, 37.42km of indoor low-pressure gas pipelines, and 2878 sets of indoor gas facilities and safety devices. 4. Install indoor gas safety devices for 623608 households. 5. Install 537472 civilian gas safety alarm devices. 6. Install 32601 sets of civilian riser safety alarm devices. 2.3 Bidding Scope: Preliminary Design of Changchun Gas Residential User Facility Renovation Project. 2.4 Project investment amount: The total investment of the project is 1545734200 yuan. 2.5 Construction location: Changchun area. 2.6 Service period: From the date of signing the contract to the completion date of preliminary design approval, the preliminary design result document shall be completed within 30 days from the date of signing the contract. 2.7 Quality Standards: Compliant with national and industry qualification standards. 3、 3.1 Qualification Requirements for Bidders 3.1 This bidding requires bidders to be legal persons or other organizations registered within the territory of the People's Republic of China, capable of independently assuming civil liability, with valid business licenses, possessing comprehensive engineering design qualifications issued by the construction administrative department or Class B engineering design qualifications in the municipal industry or Class B engineering design professional qualifications in the municipal industry (urban gas engineering), and having corresponding design and risk bearing capabilities. 3.2 Management Team Requirements: According to document Ji Jian She [2018] No. 12, the proposed design leader must be the main technical leader or chief engineer of the unit corresponding to the design type