J.Z. [2118] No.216

Provisions on the Depth of Compilation of Design Documents for Architectural Engineering

3 Preliminary Design

3.1 General Requirements

3.1.1 Preliminary Design Documents.

1 design instructions, including general design instructions and design instructions of various disciplines. For the special dk involved in building energy-saving design, its design description should have the special content of building energy-saving design;

2 related professional juice design drawings;

3 list of main equipment or materials;

4 project budget;

5 relevant professional calculations (the calculation is not a design document that must be delivered, but should be prepared according to the requirements of relevant clauses in these Provisions).

3.1.2 arrangement sequence of preliminary design documents.

1 cover: project name, compilation unit, compilation year and month;

2 title page: compile the names of the legal representative, chief technical officer, chief project officer and heads of various disciplines of the unit, and sign or authorize their seals;

3 design file directory;

4 design specification;

5 design drawings (can be a separate book);

6 budget estimate (it should be a separate volume).

3.2 general description of design

3 2 1 basis of engineering design.

1 approvals from relevant government authorities, such as the symbol and name of the approval documents such as the feasibility study report, project establishment report and scheme design document of the project;

2 the main laws and regulations implemented by the design and the main standards adopted (including the name, number, year number and version number of the standards);

3 meteorological and geographical conditions of the project area and engineering geological conditions of the construction site;

4 public facilities and transportation conditions;

5 planning, land use, environmental protection, sanitation, greening, fire protection, civil air defense, earthquake resistance and other requirements and data;

6 information provided by the construction unit on the use requirements or production technology.

3.2.2 the scale and design scope of the project construction.

1 design scale and project composition of the project;

2. Construction by stages;

3 design scope and division of labor undertaken.

3.2.3 general indicators.

1 total land area, total construction area and technical indicators reflecting the scale of building functions;

2 other relevant technical and economic indicators.

3.2.4 design features.

1 briefly describes the design characteristics and system composition of each major;

2 the adoption of new technologies, new materials, new equipment and new structures.

3.2.5 Main problems to be solved or determined during design approval.

1 issues related to urban planning, red line, demolition and coordination of water, electricity, steam, fuel and other energy supplies;

2 Problems in the total construction area and total budget (investment);

3 problems in design selection criteria;

4 factors that affect the design progress, such as the main basic design data and the implementation of construction conditions;

5. Make clear what needs special research.

note: what has been described in the general description can not be repeated in various professional descriptions.

3.3 general layout

3.3.1 in the preliminary design stage, the professional design documents of general layout shall include design, specifications and design drawings.

3.3.2 design specification.

1 design basis and basic data.

1) summarize the main contents related to this major in the data and instructions on the basis of scheme design;

2) the technical conditions for planning permission (land use nature, road red line, building control line, urban green line, land red line, building control height, building concession control

line distance, floor area ratio, building density, green space rate, sunshine standard, high-voltage corridor, entrance and exit location, parking spaces, etc.) instructed by the relevant authorities, as well as the general layout, surrounding environment and space treatment.

3) The unit and date of compiling topographic map of this project, the coordinates adopted and height system;

4) What has been stated in the general design description can be omitted.

2 site overview.

1) explain the name of the site and its location in the city (briefly describe the surrounding natural and human environment, roads, municipal infrastructure and public service facilities, and the original and planned important buildings and structures in the neighborhood

);

2) summarize the landform of the site (such as the range and height of hills, the location, flow direction and water depth of water areas, the highest and lowest elevation, total slope direction, maximum slope and general slope, etc.);

3) describe the original buildings and structures in the site, as well as their preservation (including famous trees, historical sites, topography, vegetation, etc.) and demolition;

4) summarize the natural factors related to the general layout design, such as earthquakes, collapsible or expansive soils, ground fissures, karst, landslides and other geological disasters.

3 general layout.

1) explain the general layout design concept and guiding ideology; Explain how to arrange buildings and structures according to local conditions, combined with regional cultural characteristics, climate and natural topography, and comprehensively consider the requirements of topography, geology, sunshine, ventilation, fire prevention, sanitation, traffic

and environmental protection, so as to meet the requirements of use function, urban planning, technical safety, economic rationality, energy saving, land saving, water saving and material saving.

2) Explain the idea of functional zoning, near-term integration and reserved development land;

3) Explain the spatial organization of the building and its relationship with the surrounding environment;

4) explain the environmental landscape and green space layout, and their functionality and appreciation;

5) explain the layout of barrier-free facilities.

4 vertical design.

1) explain the basis of vertical design (such as elevation, topography, drainage, maximum flood level, maximum flood level, earthwork balance, etc. of urban roads and pipelines);

2) explain how to make use of the terrain and comprehensively consider the requirements of function, safety, landscape and drainage for vertical layout; Explain the vertical layout (flat slope type or step type), the collection and utilization of surface rainwater and the type of drainage (open ditch or underground pipe); If the open trench system is adopted, the topography and elevation of the discharge site should also be stated;

3) Indicate the earthwork quantity of Chuping as required;

4) disaster prevention measures, such as technical measures for floods, landslides, tides and special engineering geology (wet and dark or expansive soil).

5 wentong organization.

1) explain the organization of people and vehicles, the structure of road network, the layout of entrances and exits, parking lots (garages) and the determination of parking quantity;

2) arrangement of fire lanes and fire fighting and rescue sites of high-rise buildings;

3) explain the main design technical conditions of the road (such as the pavement width, pavement type, maximum and minimum longitudinal slopes of the main and secondary roads, etc.).

6 main technical and economic indicators (table 3.3.2).

Note: 1 When an engineering project (such as an urban residential area) has corresponding planning and design specifications, the technical and economic indicators shall be implemented according to them;

2 when calculating the plot ratio, the underground building area below 1.11 is usually excluded.

3.3.3 design drawings.

1 area location map (drawn as required).

2 general plan.

1) Reserved terrain and features;

2) survey coordinate network, coordinate values, survey coordinates (or positioning dimensions) of the site scope, road red line, building control line and land red line;

3) The positions (main coordinates or positioning dimensions) of the original and planned roads and green belts around the site and the positions, names, floors and spacing of the main buildings and structures;

4) The distance between the location of buildings and structures (civil air defense works, underground garages, oil depots, water storage tanks and other concealed works are indicated by dotted lines) and various control lines, in which the coordinates

(or positioning dimensions), the distance from adjacent buildings, the total size, name (or number) and number of floors of the main buildings and structures should be marked;

5) The main coordinates (or positioning dimensions) of roads and squares, the layout of parking lots and parking spaces, fire lanes and fire fighting and rescue sites of high-rise buildings, and the traffic flow lines shall be drawn when necessary;

6) The layout of greening, landscape and leisure facilities is indicated, and the slope protection, retaining wall, drainage ditch, etc. are indicated;

7) north arrow or wind rose diagram;

8) main technical and economic indicators (table 3.3.2);

9) Note in the description column: size unit, scale, surveying and mapping unit of topographic map, date, coordinates and height system name (if it is the coordinate network of the site building, the conversion relationship between it and the surveying coordinate network should be explained),

Supplementary legends and other necessary explanations.

3 vertical layout.

1) the measured coordinate values (or positioning dimensions) of the site;

2) roads, ground, water surface and key elevations (such as road entrances and exits) around the site;

3) Reserved topography and features;

4) the location name (or serial number) of buildings and structures, the indoor and outdoor design elevation and floor number of main buildings and structures, and the height of buildings and structures with strict restrictions;

5) the design elevation of the starting point, slope change point, turning point and end point of main roads and squares, and the control elevation of the site;

6) Use arrows or contours to indicate the ground slope direction, and indicate slope protection, retaining wall, drainage ditch, etc.

7) compass;

8) Note: size unit, proportion and supplementary legend;

9) This drawing can be merged with the general plan according to the specific conditions of the project;

11) according to the need, use the vertical layout to draw the upper diagram and calculate the engineering quantity above Chuping.

3. 4 Building

3. 4. 1 In the preliminary design stage, the professional design documents of architecture should include design specifications and design drawings.

3.4.2 design specification.

1 design basis.

1) summarize the main contents related to architectural specialty in the design task book and other basic materials;

2) the main laws and regulations implemented by the design and the main standards adopted (including the name, number, year number and version number of the standard).

2 design overview.

1) describe the main features of the building, such as total building area, building floor area, building floors and total height, building fire protection category, fire resistance rating, design service life, basic earthquake intensity, main structure selection,

civil air defense category and protection rating, basement waterproof rating, roof waterproof rating, etc.

2) Summarize the use function and process requirements of the building;

3) Briefly describe the functional zoning, plane layout, facade modeling and the relationship with the surrounding environment of the building;

4) Briefly describe the traffic organization of the building, the layout of vertical traffic facilities (stairs, elevators and escalators), and the functions, quantity, tonnage, speed and other parameters of the elevators and escalators used;

5) Summarize the fire protection design of buildings;

6) the design requirements and contents of barrier-free, intelligent and civil air defense, and the special technical measures adopted;

7) The main technical and economic indicators include the total construction area that can reflect the building scale, such as the apartment type and number of apartments, the number of rooms and beds in hotels, the number of outpatient visits and beds in inpatient departments of hospitals, and the number of parking spaces in the garage.

8) Briefly describe the materials for the facade of the building, the roof structure and materials, and the main or special building materials used for interior decoration;

9) It is necessary to explain the doors and windows with special protection requirements.

3 simple sub-items in multi-item projects can be comprehensively described in the main feature table of construction projects (Table 3.4-2).

4 for the projects that need to be built by stages, explain the contents of the construction by stages, the ideas for continued construction and expansion and relevant measures.

5 Necessary descriptions of curtain wall engineering, special roofing engineering and other engineering contents that need to be commissioned for design and processing.

6. Problems to be solved or determined when submitting for approval, and other issues that need to be explained.

7 building energy-saving design description;

1) design basis;

2) the climate division of the project site and the thermal performance limit of the envelope;

3) Briefly describe the energy-saving design of the building, determine the main parameters such as shape coefficient, window-wall ratio, and large window-roof ratio, and define the thermal performance of the envelope structure such as roof, external wall (non-transparent curtain wall) and external window (transparent destroying wall)

and energy-saving construction measures.

3. 4. 3 design drawings and

1 plan.

1) indicate the axis, axis number, positioning size and overall size of the load-bearing structure; Indicate the name of each space, and indicate the use area of the bedroom, living room (hall), kitchen, bathroom and other spaces in the apartment;

2) Draw the positions of main structures and building components, such as non-load-bearing walls, pilasters, doors and windows (curtain walls), skylights, stairs, elevators, escalators, atriums (and their access cows), mezzanines, platforms, balconies, awnings, terraces, ramps, aprons, etc. When the enclosure structure is curtain wall, the positioning relationship between the pile wall and the main structure should be marked;

3) indicates the location of major building equipment, such as pools, sanitary wares and other equipment related to equipment specialty;

4) indicates the location and area of the fire zone and the fire zone separation in the building plane or space, and should be mapped separately;

5) indicate the indoor and outdoor ground design elevation and the ground elevation of the above-ground and underground floors;

6) The bottom plane shall be marked with the position, number and compass of the cutting line;

7) Draw the interior layout of halls and rooms with special requirements or standards, such as furniture layout; You can also choose to draw the enlarged plan and indoor layout of standard floor, standard unit or standard room according to your needs;

8) drawing name and scale.

2 elevation view. The main elevation shall be drawn, and the elevation shall be marked with:

1) axis and number of measuring end;

2) The external contour of the facade and the visible parts of the main structures and building components, such as doors and windows (curtain walls), awnings, cornices (parapets), roofs, platforms, railings, ramps, steps and main decorative molding feet, etc.

3) The main elevation or height of the roof, roof tower, cornice (parapet), outdoor ground, etc. which is flat and the profile fails to express;

4) decorative materials for visible main parts;

5) drawing name and scale.

3 profile. The section should be cut in the parts with different stories and complicated internal and external spaces (such as atrium and adjacent floors or staggered floors), and the section should accurately and clearly show the contents of all relevant parts cut or seen, and should indicate:

1) axes and axis numbers of main internal and external bearing walls and columns;

2) main structural and architectural components, such as floor, roof, gate, parapet, ceiling, beam, column, internal and external doors and windows, skylight, stairs, elevators, platforms, awnings, balconies, ditches, pits, steps, ramps, etc.;

3) the ground and outdoor elevation of each floor, as well as the total height of the building, the dimensions between floors and other necessary dimensions;

4) drawing name and scale.

4 for the adjacent original building, the local plan, vertical and section should be drawn.

3.5 structure

3.5.1 in the preliminary design stage, the professional design documents of the structure shall include design instructions, design drawings and calculations.

3.5.2 design specification.

1 general situation of the project.

1) project location, project zoning and main functions;

2) the length, width and height of each single building (or partition), the number of floors above ground and underground, the height of each floor, the main structural span and special knots.