What does it mean that the foundation and foundation of the construction unit are grade II

Level 2 Qualification Standards:

1. In the past 5 years, the company has undertaken the construction of more than 2 of the following 4 projects, and the quality of the project is qualified.

1) Foundations and foundation works for buildings with more than 12 floors or structures with a height of more than 60 meters;

2) treatment of weak foundations with a depth of more than 13 meters;

3) Deep foundation pit enclosure and earthwork works with a depth of more than 8 meters;

4) 1 foundation and foundation project with a single project cost of more than 5 million yuan or 2 foundation and foundation projects with a cost of more than 2 million yuan.

2. The enterprise manager has more than 8 years of experience in engineering management or has intermediate or above professional titles; The technical person in charge has more than 8 years of experience in foundation and foundation construction technology management, and has relevant professional senior titles; The person in charge of finance has the title of accountant at or above the intermediate level. There are no less than 40 engineering and technical and economic management personnel with professional titles, including no less than 30 engineering and technical personnel; Among the engineering and technical personnel, there are no less than 15 professionals in underground, geotechnical, mechanical and other fields, and no less than 10 personnel with intermediate titles or above.

The enterprise has no less than 6 project managers with second-level qualifications or above.

Refers to his construction qualification level.

Level 2 Qualification Standards:

1. Enterprise assets.

Net assets of more than 10 million yuan.

2. The main personnel of the enterprise.

1) There shall be no less than 6 registered constructors.

2) The technical person in charge has more than 8 years of experience in engineering construction technology management, and has the senior title of engineering sequence or the professional qualification of a registered constructor or registered geotechnical engineer; There are no less than 10 personnel with intermediate or above professional titles in structure, geotechnical, mechanical and other majors, and the majors are complete.

3) There are no less than 20 construction site management personnel with post certificates, and the construction personnel, quality personnel, safety officers, mechanics, cost personnel and other personnel are complete.

4) There are no less than 20 skilled workers such as pile driver operators, electricians, welders and other skilled workers who have passed the assessment or training.

3. Enterprise engineering performance.

In the past 5 years, he has undertaken the construction of 2 of the following 4 categories, and the quality of the project is qualified.

1) Civil construction projects with more than 12 floors or foundation works for structures with a height of more than 50 meters;

2) Other foundation treatment projects with a treatment depth of more than 12 meters or a depth of more than 6 meters for rigid pile composite foundations;

3) Pile foundation works with a design load of more than 2000 kN for a single pile;

4) Foundation pit enclosure project with an excavation depth of more than 9 meters.