What do DD, CP and ZP stand for in architectural drawing?

DD means leaving a hole for electricity, DDL means monorail hanging beam, CP means metal hose in electricity, and ZP means main self-spraying pipe.

@ stands for rebar spacing. Φ indicates the type of reinforcement and the list of CAD shortcut keys. Create a three-dimensional array 3A. Create a three-dimensional surface 3F. Create a polyline 3P composed of straight line segments in three-dimensional space. Aligns an object with other objects in 2D and 3D space.

Load AutoLISP, ADS and ARX application AP. Create arc a. Calculate the area and perimeter AA of an object or defined area. Creates a copy of multiple objects arranged in a specified way.

Short for "Jianshi". Generally, it is designed and drawn by the construction professionals in the design department. Building construction drawings mainly reflect the overall layout of a project, indicating external modeling, internal layout, building structure, decoration, materials, construction requirements, etc. , used for construction positioning pay-off.

Extended data:

It has the characteristics of complete drawings, accurate expression and specific requirements. It is the final result of design work, the basis of engineering construction, preparation of construction drawing budget and construction organization design, and also an important technical document of construction technology management.

A complete set of construction drawings generally includes professional drawings such as architectural construction drawings, structural construction drawings, water supply and drainage, HVAC construction drawings, electrical construction drawings, etc., and can also be collectively referred to as equipment construction drawings.

The basis of internal and external decoration practices is also the basis of structural construction drawings and equipment construction drawings. Building construction drawings include basic drawings such as equipment description, construction site plan, building plan, stereogram and profile, detailed drawings such as wall profile, stairs, doors and windows, steps, aprons and toilets, and descriptions of materials and practices.

Baidu encyclopedia-architectural symbols

Baidu encyclopedia-reserved hole

Baidu encyclopedia-monorail crane