1 Construction Engineering Category Classification Standards
2 Decoration Engineering Category Classification Standards
3 Engineering Category Classification Explanation
The engineering category of construction engineering is divided into and divided into a number of categories according to the industrial construction engineering, civil construction engineering, building construction, separate earthwork, pile foundation engineering, and decoration engineering.
1, category classification
(1) industrial construction works: refers to engage in material production and direct service for material production of construction works. Generally include: production (processing, storage and transportation) workshops, experimental workshops, warehouses, civil boiler room and other production buildings.
(2) civil construction projects: refers to the non-productive buildings directly used to meet the needs of people's material and cultural life. Generally include: residential and various types of public buildings.
Scientific research units independent laboratories, laboratories according to civil construction works to determine the engineering category.
(3) structures project: refers to industrial or civil buildings with supporting, or independent of industrial and civil construction projects. Generally include: chimneys, water towers, warehouses, pools and so on.
(4) separate earthworks: refers to buildings, structures, municipal facilities, etc., outside of the foundation earth, and separate budgeting of earthworks. Including excavation, filling and transportation of earth and stone.
(5) pile foundation project: refers to the natural foundation on the shallow foundation can not meet the stability requirements of buildings and structures, and the use of a deep foundation. Mainly includes a variety of cast-in-place and precast concrete piles and other pile foundation.
(6) decorative works: refers to the main structure of the building after the completion of the main structure, in the main structure of the surface and related parts of the plastering, veneer and pavement, etc., in order to achieve the effect of architectural design of the decorative decoration works.
2, construction works related to the description
(1) the determination of the category of the project, to the unit project as the object of division.
(2) with the building supporting the use of sporadic projects, such as septic tanks, inspection wells, etc., according to its corresponding building category to determine the category of the project. Other ancillary items, such as fences, yard retaining walls, yard roads, and outdoor pipe and ditch racks, are classified according to the standards of Class III of the building project.
(3) The height of buildings and structures is counted from the designed outdoor ground level to the height of the eaves of the roof. The height of elevator rooms, water tank rooms and towers high above the roof is not calculated. The area of the building is calculated according to the provisions of the rules for calculating floor area. The span of the building, according to the design of the dimensions of the axial span of the labeling.
(4) The steel structure works of non-industrial buildings shall determine the engineering category with reference to the steel structure works of industrial building projects.
(5) The light frame structure with attached walls of residential buildings is applied according to the engineering category of brick-concrete structure; however, if the number of designed floors is greater than 18, or the floor area is greater than 12,000m2, it is applied according to the engineering category I of other structures of residential buildings.
(6) The equipment foundation of the industrial building, the unit volume of concrete is more than 1000m3, calculated according to the structure I category of engineering: the unit volume of concrete is more than 600m3, calculated according to the structure II category of engineering; the unit volume of concrete is less than or equal to 600m3 and is greater than 50m3, calculated according to the structure III category of engineering; less than or equal to 50m3 of the equipment foundation, calculated by the corresponding The engineering category of the building or structure is determined.
(7) When the same building has different structural forms, the engineering category shall be determined according to the structural form with large floor area.
(8) Strong tamping works, all according to the separate earthwork II category.
3, decorative works related to the description
(1) civil buildings in special buildings, including theaters, gymnasiums, exhibition halls, high-level halls and other buildings in the category of decorative works, are determined in accordance with the I type of work.
(2) The categories of decoration works of public buildings in civil buildings, including complex buildings, office buildings, teaching buildings, libraries and other buildings, are determined according to Class II projects.
(3) The decoration of general residential buildings are all determined according to Class III works.
(4) The works of individual signboards, light boxes, art characters, etc., are determined as Class III works.
(5) Separate external wall decoration, including curtain wall works, all kinds of external wall dry hanging.
Two, installation works
1 engineering category classification standards
1, equipment installation works
2, furnace and kiln masonry works
2 engineering category classification instructions
1, engineering category level, are divided into unit works, a unit of work is generally only set a category level. A unit of work in a number of different engineering category level, based on the main equipment, or the main part of the standard determination.
2, for civil engineering in the list of separate standards for professional engineering, engineering categories can be determined separately.
3, civil construction in the community of building works have more than one engineering category, the outdoor supporting installation works are determined according to Class II projects.
4, intelligent building is a building as a platform, the building equipment automation system, communication automation system, office automation system and the building and structure organically integrated into one, to provide a safe, efficient, comfortable and convenient building environment.
Three, municipal engineering
1 engineering category classification standard
2 engineering category classification description
1, separate construction of sidewalks, according to the road project Ⅲ category fee.
2, drainage works in the simultaneous existence of pipelines, pipe jacking, drainage ditches and other projects, and the simultaneous existence of a variety of pipeline diameter, pipe diameter ≥ Φ1200mm pipe accounted for more than 50% of the total length of the main pipeline can be identified as Class I projects, Φ600mm; pipe diameter; Φ1200mm pipe accounted for more than 50% of the total length of the main pipeline can be identified as Class II projects, pipe diameter ≤ Φ600 Pipes accounting for more than 50% of the total length of the main pipeline can be determined as Class III projects. Among them, the length of the main pipe does not include the length occupied by pipe jacking.
The category of works is determined separately for pipe jacking works, sinking wells, drainage equipment installation and drainage ditches.
3, all kinds of underground pipe trench works, with reference to the drainage engineering category classification standards to determine.
Four, landscaping works
1 engineering category classification standards
2 engineering category classification instructions
1, the determination of engineering categories, to the unit of work as the object of division. Determination of unit works, subject to the approved landscaping planning and design.
2. Greening maintenance works are executed according to the standard of Class III works.
Fifth, housing repair works
1 Project category division standards
2 Project category division description
Housing repair works of the project category, according to the civil engineering, secondary renovation works, installation works.
1, civil works description
(1) "repair area" refers to the sum of the area of the following repair works. Including:
A. Replacement of roof insulation or waterproof layer area;
B. Replacement of windows and doors area;
C. Indoor and outdoor wall remodeling or repair area;
D. Indoor floor remodeling or repair area;
E. Indoor roof remodeling or repair area;
F. Other areas.
(2) The determination of the repair area shall be based on the area after completion. If there are different practices in the same repair area according to the order of construction, the repair area shall not be double-counted.
(3) repair works in case of structural changes, according to the following indicators to determine the category of the project:
Type I: structural changes in the volume of more than 1500m3;
Type II: structural changes in the volume of more than 600m3;
Type III: structural changes in the volume of less than or equal to 600m3.
Structural changes in the volume of the original building was demolished. The volume of change is calculated by the sum of the volume of foundation, wall, column, beam and plate of the original building which is demolished and reconstructed or remodeled.
(4) The construction category of the additional works (within 300m2) accompanying the construction of the house repair works is determined as Class III works.
2, the second renovation project description
"per square meter flat-rate labor cost" refers to the second renovation project occurred in the project engineering direct cost of labor cost divided by the construction scope of the building area.
3, the installation project description
(1) "fixed provincial price direct project cost" refers to the repair and installation works to complete the volume of work of the provincial price of direct project cost sum.
(2) "overall repair works" refers to the overall repair and replacement of the installation system in the building (including water, sanitation, heating, ventilation, electrical).
(3) "Partial repair works" refers to the local repair and replacement of water, sanitation, heating, ventilation, electrical and other works in the building.
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