(1) urban roads, bridges, tunnels, public **** square project;
(2) urban water supply project, drainage project or sewage treatment project;
(3) urban gas project or thermal engineering;
(4) urban waste disposal project.
2, the manager of the enterprise has more than 5 years of experience in engineering management; the technical director has more than 5 years of experience in construction technology management and has the specialty of intermediate or higher title; the financial director has a junior accounting title.
The enterprise has the title of engineering and economic management personnel of not less than 50 people, of which not less than 30 engineers and technicians; engineers and technicians with intermediate or higher title of not less than 8 people.
Enterprises with more than three qualifications project manager not less than 8 people.
3, the enterprise registered capital of more than 5 million yuan, the enterprise net assets of more than 6 million yuan.
4, the enterprise's highest annual project settlement income of more than 10 million yuan in the past three years.
5, the enterprise has with the scope of the contracted works of construction machinery and quality testing equipment.
Third-level enterprises: can undertake a single contract value does not exceed 5 times the registered capital of the following municipal public works construction:
1, urban road projects (excluding expressways); single-span span of 20 meters within the bridge project; public **** square project;
2, 20,000 tons / day and the following water supply plant; 10,000 tons / day and the following sewage treatment works; 1 cubic meters / second and the following water supply plant; 1,000 tons / day and the following sewage treatment works; 1,000 tons / day and the following sewage treatment works; 1,000 tons / day and the following water supply plant. cubic meters / second and the following water supply, sewage pumping station; 5 cubic meters / second and the following rainwater pumping station; diameter of 1 meter or less water pipeline; diameter of 1.5 meters or less sewage pipeline;
3, the total storage capacity of 500 cubic meters and the following liquefied petroleum gas tank farms (stations); gas supply scale of 50,000 cubic meters / day gas works; 2 kg / cm2 and the following medium-pressure, low-pressure gas pipelines, pressure regulator station; heat supply Area of 500,000 square meters and the following thermal engineering; diameter of 0.2 meters or less heat pipe;
4, domestic waste transfer station.