Construction engineering division (a branch) engineering,
Division of sub-projects
Table B.0. 1
serial number
Zoning project
subdivisional work
subdivisional work
1
Foundation and foundation
Unsupported earthwork
Earthwork excavation and backfilling
Supporting earthwork
Pile arrangement, dewatering, drainage, underground continuous wall, anchor rod, soil nailing wall, cement-soil pile, open caisson and caisson, steel bar and concrete support.
ground treatment
Lime-soil foundation, sand-gravel foundation, brick-concrete foundation, geosynthetics foundation, fly ash foundation, heavy hammer compaction foundation, dynamic compaction foundation, vibroflotation foundation, sand pile foundation, preloading foundation, high-pressure jet grouting foundation, soil and lime-soil compaction pile foundation, grouting foundation, cement fly ash crushed stone pile foundation and compacted cement-soil pile foundation.
pile footing
Anchor static pressure pile, static pressure pile, prestressed centrifugal pipe pile, reinforced concrete precast pile and reinforced concrete cast-in-place pile (hole-forming, reinforcing cage, hole cleaning and underwater concrete pouring)
Underground waterproofing
Waterproof concrete, cement mortar waterproof layer, coiled material waterproof layer, coating waterproof layer, metal plate waterproof layer, plastic plate waterproof layer, detail structure, shotcrete and bolt support, composite lining, underground continuous wall and shield tunnel; Seepage drainage, blind ditch drainage, tunnel and tunnel drainage; Pre-grouting, post-grouting and lining crack grouting
concrete foundation
Joint treatment of formwork, steel bar, concrete, post-cast concrete and concrete structure.
Masonry foundation
Brick masonry, concrete block masonry, reinforced masonry, stone masonry
Stiffened steel (pipe) concrete
Welding of stiffening steel (pipe), connection between stiffening steel (pipe) and reinforcement, concrete
Steel structure
Welded steel structure, bolted steel structure, steel structure fabrication, steel structure installation and steel structure painting.
2
primary structure
concrete construction
Formwork, steel bar, concrete, prestress, cast-in-place structure, assembled structure
Stiffened steel (pipe) concrete structure
Stiffening steel (pipe) welding, bolt connection, stiffening steel (pipe) and steel bar connection, stiffening steel (pipe) production, installation, concrete
brick construction
Brick masonry, concrete small hollow block masonry, stone masonry, infilled wall masonry, reinforced brick masonry.
Steel structure
Steel structure welding, fastener connection, steel processing, single-layer steel structure installation, multi-layer and high-rise steel structure installation, steel structure painting, steel component assembly, steel component pre-assembly, steel grid structure installation, profiled metal plate.
timber structure
Protection of wood and log structures, glued wood structures, light wood structures and wooden components
Grid structure and cable-membrane structure
Grid fabrication, grid installation, cable membrane installation, grid fire prevention and anticorrosion coating.
three
architectural decoration
ground
Integral surface course: base course, cement concrete surface course, cement mortar surface course, terrazzo surface course, oil-proof surface course, cement steel (iron) chip surface course and non-ignition (riot-proof) surface course; Plate surface course: base course, brick surface course (ceramic mosaic brick, cylinder brick, ceramic floor tile and cement tile), marble surface course, granite surface course, precast slab surface course (precast cement concrete and terrazzo surface course), stone surface course (strip stone and block stone surface course), plastic plate surface course, movable floor surface course and carpet surface course; Wood and bamboo surface course: base course, solid wood floor surface course (strip surface course), solid wood composite floor surface course (strip surface course), medium density (reinforced) composite floor surface course (strip surface course) and bamboo floor surface course.
plaster
General plastering, decorative plastering and jointing of fair-faced masonry.
Doors and windows
Wooden doors and windows manufacturing and installation, metal doors and windows installation, plastic doors and windows installation, special doors and windows installation, door and window glass installation.
crane
Dark keel ceiling, bright keel ceiling
light partition wall
Plate partition, skeleton partition, movable partition, glass partition
Decorative board (brick)
Decorative board installation, tile paste
curtain wall
Glass curtain wall, metal curtain wall, stone curtain wall
Cover with paint
Waterborne coatings, solvent-based coatings, artistic coatings.
Paper paste and flexible packaging
Paper paste and flexible packaging
give exact information
Manufacture and installation of cabinets, curtain boxes, window sills and heating covers, door and window covers, guardrails and handrails, and floral decorations.
four
Building roof
Coil waterproof roof
Insulation layer, leveling layer, coiled material waterproof layer, detail structure
Coated waterproof roof
Insulation layer, leveling layer, coating waterproof layer, detail structure
Rigid waterproof roof
Fine stone concrete waterproof layer, sealing material caulking, detail structure
tile roofing
Flat tile roof, linoleum tile roof, metal plate roof, detail structure
Insulated roof
Overhead roof, storage roof, planting roof
five
Building water supply, drainage and heating
Indoor water supply system
Installation of water supply pipeline and fittings, installation of indoor fire hydrant system, installation of water supply equipment, anticorrosion and thermal insulation of pipeline.
Indoor drainage system
Installation of drainage pipes and fittings, rainwater pipes and fittings
Indoor hot water supply system
Installation of pipes and fittings, installation of auxiliary equipment, anticorrosion and thermal insulation.
Sanitary ware installation
Sanitary ware installation, sanitary ware water supply fittings installation, sanitary ware drainage pipe installation.
Indoor heating system
Installation of pipes and fittings, installation of auxiliary equipment and radiator, installation of metal radiant panel, installation of low-temperature hot water floor radiant heating system, water pressure test and debugging of the system, corrosion protection and heat preservation.
Outdoor water supply network
Installation of water supply pipeline, fire pump coupler and outdoor fire hydrant, pipe trench and well chamber
Outdoor drainage pipe network
Installation of drainage pipes, drains and wells
Outdoor heating pipe network
Installation of pipes and fittings, hydraulic test and debugging of the system, anticorrosion and heat preservation.
Building water supply system and swimming pool system
Installation of water system pipes and water system accessories in buildings and swimming pools.
Installation of heating boiler and auxiliary equipment
Boiler installation, auxiliary equipment and pipeline installation, safety accessories installation, flood furnace, boiling furnace and trial operation, heat exchange station installation, anti-corrosion
six
architecture electric
Outdoor electric power
Installation of electrical equipment on overhead lines and poles, installation of transformers and box-type substations, installation of complete sets of power distribution cabinets, control cabinets (screens and tables), power and lighting distribution boxes (panels) and control cabinets, laying of wires, cable ducts and trunking, production of cable heads, wire connection and line electrical test, installation of decorative lamps outside buildings, installation of aviation obstacle signs and courtyard street lamps, and debugging of building lighting.
transformer room
Installation of transformers and box-type substations, complete sets of power distribution cabinets, control cabinets (panels, meters) and power and lighting distribution boxes (panels), installation of bare buses, closed buses and plug-in buses, cable laying in cable trenches and cable wells, production of cable heads, wiring and line electrical tests, installation of grounding devices, and laying of lightning protection downlead and grounding trunk lines in transformer and distribution rooms.
Power?Supply?
Installation of bare bus, enclosed bus and plug-in bus, bridge installation and cable laying in bridge, wire and cable conduit and trough laying, wire and cable conduit and trough laying, wire and cable threading and trough laying, cable head making, conductor connection and line electrical test.
power
Installation and inspection of complete power distribution cabinets, control cabinets (panels), power and lighting distribution boxes (panels) and control cabinets, wiring of low-voltage motors, electric heaters and electric actuators, detection, test and no-load trial operation of low-voltage power equipment, bridge installation and cable laying in the bridge, wire and cable wiring, cable head production, wiring and line electrical test, and installation of sockets, switches and fans.
Electric lighting device
Installation of complete sets of power distribution cabinets, control cabinets (panels, tables) and power and lighting distribution boxes (panels), laying of wire and cable conduits and trunking, wiring of trough plates, wiring of steel cables, production of cable heads, electrical testing of wiring and lines, installation of ordinary lamps, installation of special lamps, installation of sockets, switches and fans, and debugging of building lighting.
Standby and uninterruptible power supply unit
Installation of complete sets of power distribution cabinets, control cabinets (panels, tables) and power and lighting distribution boxes (panels), installation of diesel generator sets, installation of other functional units of uninterruptible power supply, installation of bare buses, closed buses and plug-in buses, laying of wires and cable conduits and trunking, production of cable heads, electrical test of wires and lines, and installation of grounding devices.
Lightning protection and grounding device
Installation of grounding device, laying of lightning protection downlead and grounding trunk line of transformer and distribution room, equipotential connection of building and installation of lightning arrester.
seven
Intelligent building
Intelligent building
communications network system
Communication system, satellite and cable TV system, public address system.
Organization of American States (OAS)
Computer network system, information platform, office automation application software and network security system.
Building equipment monitoring system
Air conditioning and ventilation system, power distribution system, lighting system, water supply and drainage system, heat source and heat exchange system, refrigeration and cooling system, electricity
Communication interface between escalator system, central management workstation and operation substation and subsystem
Fire alarm and fire fighting linkage system
Fire and combustible gas detection system, fire alarm control system, fire linkage system.
Safety and protection system
Television monitoring system, intrusion alarm system, patrol system, access control system, parking lot management system.
House distribution/distribution system
Cable laying and termination, installation of cabinets, racks and distribution frames, installation of information sockets and cable core terminals.
Intelligent integrated system
Integrate system network, real-time database, information security and functional interface.
Power supply and grounding
Power supply, lightning protection and grounding of intelligent buildings
environment
Space environment, indoor air conditioning environment, visual lighting environment and electromagnetic environment.
Intelligent system of residence (community)
Automatic fire alarm and fire fighting linkage system, safety prevention system (including TV monitoring system, intrusion alarm system, patrol system, access control system, building intercom system), property management system (multi-performance metering and remote transmission system, building equipment monitoring system, public broadcasting system, community network and information service system, property office automation system), and intelligent home information platform.
eight
Ventilation and air conditioning
Air supply and exhaust system
Manufacture of air ducts and accessories, manufacture of components, installation of air duct system, installation of air treatment equipment, manufacture and installation of noise elimination equipment, anticorrosion of air ducts and equipment, installation of fans and system debugging.
Smoke control system
Manufacture of air ducts and accessories, manufacture of components, installation of air duct system, installation of smoke exhaust vents, normally closed positive pressure vents and equipment, anticorrosion of air ducts and equipment, installation of fans and system debugging.
Dust granulation system
Manufacture of air ducts and accessories, manufacture of components, installation of air duct system, installation of dust collectors and sewage treatment equipment, anticorrosion of air ducts and equipment, installation of fans and system debugging.
Air conditioning air system
Manufacture of air ducts and accessories, manufacture of components, installation of air duct system, installation of air treatment equipment, manufacture and installation of noise elimination equipment, anticorrosion of air ducts and equipment, installation of fans, insulation of air ducts and equipment, and system debugging.
Clean air conditioning system
Manufacture of air ducts and accessories, manufacture of components, installation of air duct system, installation of air treatment equipment, manufacture and installation of noise elimination equipment, anticorrosion of air ducts and equipment, installation of fans, insulation of air ducts and equipment, installation of high-efficiency filters and system debugging.
Refrigeration equipment system
Installation of refrigeration unit, installation of refrigerant pipeline and fittings, installation of refrigeration auxiliary equipment, anticorrosion and thermal insulation of pipeline and equipment, and system debugging.
Air conditioning water system
Installation of pipeline cold and hot water system, cooling water system, condensed water system, valves and components, cooling tower, water pump and auxiliary equipment, anticorrosion and thermal insulation of pipelines and equipment, and system debugging.
nine
lift
Installation of traction or forced elevator driven by electricity
Acceptance of equipment entry, civil handover inspection, installation and acceptance of driving host, guide rail, door system, car, counterweight (counterweight), safety parts, suspension device, accompanying cable, electrical device and whole machine.
Installation of escalators and moving sidewalks
Equipment entry acceptance, civil handover inspection and whole machine installation acceptance.
10
building energy conservation
Wall energy-saving project
Main structure base; Thermal insulation material; Decorative layer, etc
Curtain wall energy-saving project
Main structure base; Thermal insulation material; Thermal insulation material; Steam barrier; Curtain wall glass; Unit curtain wall plate; Ventilation system; Shading facilities; Condensate collection and drainage system, etc.
Energy-saving engineering of doors and windows
Door; Windows; Glass; Shading facilities, etc
Roof energy-saving project
Grassroots; Thermal insulation layer; Protective layer; Waterproof layer; Surface layer, etc
Ground energy-saving engineering
Grassroots; Insulating layer; Protective layer; Surface layer, etc
Heating energy-saving project
System standard; Radiator; Valves and instruments; Hot inlet device; Thermal insulation material; Debugging, etc
Ventilation and air conditioning energy-saving project
System standard; Ventilation and air conditioning equipment; Valves and instruments; Thermal insulation material; Debugging, etc
Cold and heat sources of air conditioning heating system and energy-saving project of pipe network
System standard; Cold and heat source equipment; Auxiliary equipment; Pipe network; Valves and instruments; Thermal insulation materials; Debugging, etc
Power distribution and lighting energy-saving project
Low-voltage distribution power supply; Lighting sources and lamps; Accessory equipment; Control function; Debugging, etc
Monitoring energy saving
Monitoring system of cold and heat source system; Air conditioning water system monitoring system; Monitoring system of ventilation and air conditioning system; Monitoring and metering device; Power supply and distribution monitoring system; Automatic lighting control system; Integrated control system, etc