this is the structure column foundation section with working dimension details also some bars detail its two types of column foundation section and its a CAD file format.
Structural Column Section
20x25cm column 2D cross se
Abutment column joints cro
Column formwork details
Column and ring black 4-7
column detail in floor lay
Stirrup detail of L shape
A column detail of residen
Column type of 80x50m comp
Column capital design with
Column detail drawing spec
6x15m house building first