Design specification

Architectural terminology
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The design specification is also called "design specification" or "design specification". It is the basic document for determining the construction project and applying for approval. It is the construction outline of the construction project, and after approval, it is the main basis for the preparation of preliminary design and other pre construction work. Before the approval of the design task statement, it plays the role of determining the project and scheme; After examination and approval, the project was established, based on which preliminary design and other preliminary construction work were carried out. The approved design specification cannot be understood as the permit for starting construction of a construction project, nor can it be included in the annual list if it is not a construction project Capital construction plan Unique condition of. Because the design specification only outlines the main aspects and basic problems of the proposed project, it is impossible to make detailed arrangements for the specific mode, pattern, structure, etc. of the construction project. General layout and vertical layout, process flow Equipment Selection , architectural style, structure, general budget estimate, etc., which still needs to be specified through preliminary design. After the design assignment is approved, it is the condition for the construction project to be included in the medium-term capital construction plan; There must be an interval for the construction project to be included in the annual capital construction plan, which is the sufficient time for preliminary design and other construction work, and the interval required to ensure the design cycle and construction work. [1]
Chinese name
Design specification
Foreign name
design assignment statement
Definition
Comprehensive documents required by project design
Role
Main basis for engineering design
Content
Basis and purpose of project construction
Discipline
architecture

catalog

sketch

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The main basis of the design specification is the approved feasibility study report of the construction project, which details the relevant requirements in the feasibility study report. The design specification is the technical document submitted to the architectural design unit as the specific requirements for the project scheme design. It is an important basis for the scheme design and an important basis for judging the design scheme.
The process of developing the design specification is the process of scientific demonstration of the function and spatial pattern, which must be paid attention to. It is very important for the project construction to prepare the design specification, which should be as detailed and specific as possible. [2]

primary coverage

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According to the contents of the feasibility study report, the design specification will be prepared after the scheme is selected through research. The design specification shall specify the investment scale, project content, economic and technical indicators, quality requirements, construction progress, etc. of the proposed project, which mainly includes:
1. Basis and purpose of project construction.
2. Determine the scale of project construction and production program (production outline, product plan). For example:
(1) Market demand and forecast results.
(2) Production capacity estimation and supply forecast of the same industry at home and abroad.
(3) Market sales volume forecast, price analysis, product competition, foreign market situation, prospects and channels for entering the international market.
(4) The scale of project construction, product scheme and product development direction.
(5) Production method and process route.
3. The implementation of resources, raw materials, fuel power, water supply, transportation, coordination and supporting facilities and utilities, including the types, quantities, sources and supply possibilities and conditions of required resources, raw materials, auxiliary materials, fuel power, the quantity, supply methods and supply conditions of required utilities, as well as the requirements for comprehensive utilization of resources and "waste" treatment.
4. Construction conditions and land acquisition, including plant layout and land acquisition, transportation, current situation and development trend of water supply, electricity and gas.
5. Main production technology Equipment Selection , construction standards and corresponding technical indicators, and technical indicators of imported technology. If technology is imported, the country of origin of technology and equipment shall also be stated.
6. Composition of main single works, auxiliary works and cooperative supporting works of the project, layout scheme and civil works of the whole plant: estimation of quantities.
7. Environmental protection measures.
8. Organization, labor quota and personnel training.
9. Implementation schedule and construction period.
10. Investment estimation, fund raising and financial analysis, including:
(1) Investment required for main works and auxiliary supporting works (foreign capital utilization projects shall include foreign remittance).
(2) Working capital for production.
(3) Fund source, financing method, repayment method and repayment period.
11. Economic and social effects.
12. Accessories include:
(1) Feasibility analysis and demonstration data.
(2) Project proposal approval documents.
(3) Other accessories, including:
① General layout of the plant area.
② Directional agreement on land acquisition and external cooperation supporting conditions.
③ Review opinions of environmental protection department on "three wastes" treatment measures.
④ Review opinions of labor department on labor protection measures.
⑤ Review opinions of fire department on fire protection measures. [3]

Approval

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The design task statement shall be prepared by the engineering consulting and design unit entrusted by the enterprise, and submitted to the competent department of the province, city, autonomous region or the State Council for preliminary review and approval according to the affiliation of the enterprise, and then submitted to National Development and Reform Commission , and send a copy to relevant units for approval by the National Development and Reform Commission. Projects requiring bank loans shall be countersigned by the head office of the bank.
According to the current spirit of streamlining administration and delegating power, large and medium-sized projects that need to be examined and approved by the state are only proposals and design specifications. Before the project design task statement is submitted, the local project shall seek the opinions of the competent department of the State Council: for the project of the competent department of the State Council, the opinions of the region where the project is located shall be sought; For projects requiring bank loans and involving environmental protection, the assessment opinions of local banks and environmental protection departments shall be submitted as an attachment to the design specification. Before approving the design specification, the competent department shall entrust a qualified engineering consulting agency to evaluate the feasibility study report of the project. [3]