Housing construction General Contracting three levels
Affordable individual construction contract less than enterprises registered capital of 5 times times the construction works of the following buildings:
(1) 14 and below, a single span of 24 metres and below the housing construction;
(2) of up to 70 metres in height and structure;
(3) construction area of 60,000 square meters and below or in residential buildings.
Public works construction contract Sanji
Affordable registered capital 5 times a single contract does not exceed the amount of the following public works construction:
(1) urban road project (not including expressways); single-span bridges within 20 meters; public square project;
(2) the 20,000 ton/day and the following water treatment plant, 10,000 tons/day and following sewage treatment works; 1 cubic meter/second and the following water supply and sewage pumping station; 5 cubic metres per second and the following storm water pumping station; less than 1 meter in diameter water pipeline diameter within 1.5 metres of sewer;
(3) total storage volume of 500 cubic meters of liquefied gas storage tanks (stations); gas size of 50,000 cubic meters/day gas projects; 2 kg/cm and under pressure, low pressure gas pipelines, pressure regulating stations; heating an area of 500,000 square meters and thermal engineering; less than 0.2 m in diameter pipelines;
(4) solid waste transfer station.
Earth and stone engineering professional contract level three
Affordable registered capital 5 times a single contract amounts do not exceed times and 150,000 cubic metres of construction and age earthwork.
Architecture, fitment and decoration Project Professional contract Sanji
Unit construction cost of 600,000 yuan and the following indoor or outdoor decoration Engineering (except for building curtain wall engineering) for construction.
Building curtain wall engineering professional contract level three
Affordable individual contract less than enterprises registered capital 5 times and the single area of 3000 square metres and below, of up to 30 metres in height and construction of architectural curtain wall engineering.
Steel structure engineering professional contract level three
Affordable registered capital 5 times a single contract amounts do not exceed times and span of 24 metres and below, a total weight of 600 tons and below, single steel structure up to the area of 6000 square meters (including light steel structures) and length of 24 metres and below, the total weight of 120 tons and below, an area of 1200 square meters and below the manufacture and installation of network engineering.
Anticorrosion and thermal insulation engineering professional contract level three
Affordable registered capital 5 times a single contract does not exceed the amount of the various types of anticorrosion and thermal insulation of construction.