Dougong

The dougong is a system of brackets unique to traditional Chinese architecture. These brackets, arranged like baskets of flowers, are set under the overhanging eaves, adding to the sumptuous magnificence of the buildings. The dougong bracket is a structural member found between the top of a column and a cross beam .Each is formed of a double bow-shaped arm(gong) ,which supports a block of wood(dou) on each side ,Fixed layer upon layer ,the arrangements bear the load of the roof. 

One of the dougong

Example of dougong

Example of doufgong

Various type of dougong

Function of Dougong:

1. Is a part of the network wooden support the timber fram structure of traditional Chinese building.
2. Walls functioned to delineate spaces in the structure rather than support weight.
3. Multiple interlocking bracket sets
4. Large wooden block (dou) on a column to provide solid base for bow-shaped brackets (gong) that support the beam.
5. Provide increased support for the weight of the horizontal beams that span the vertical column
6. Multiple sets of dougong reduces the amount of strain on the horizontal beams
7. Also allows structures to be elastic and to withstand damage from earthquake