Architectural sketch is also called architectural sketch design, architectural sketch design, architectural sketch design, architectural sketch design, architectural sketch design, architectural sketch design. Generally, the time is 6 to 8 hours, the longest is 12 hour or even a few days, and the shortest is 3 hours. Generally, the paper type is not limited, and the size is national standard A 1 or A2. The content is generally plane, elevation, section and architectural performance effect diagram, and sometimes it is required to include analysis diagram.

Architectural sketch is a compulsory item for graduate students majoring in architecture and urban planning in colleges and universities (postgraduate entrance examination subjects in Tsinghua, Tongji and other architectural colleges) and registered teachers, and it is also one of the commonly used assessment methods for recruiting employees in design companies or enterprises. It can be seen that rapid design is an essential skill of an architect or urban planner, which is very important.

Characteristics of architectural sketch:

1. Non-special functional buildings-topics are generally common, and common design contents, such as libraries and kindergartens, can be seen everywhere.

2. Space is full of changes-big space, small space, such as conference hall and multi-function hall.

3. The topic is fun and can be created-for example, there is a river or a tree in the base, and the base is a triangular and container-type architectural design.

4. Emphasize the environmental factors-the combination of architecture and environment, the combination of context and natural terrain (Tongji attaches great importance to the expression of the general plan-reflecting the integrity, macro, the relationship between building volume and organization, the primary and secondary relationship and clarity.