Application Study on Building Information Model (BIM) Standardization of Chinese Engineering Breakdown Structure (EBS) Coding in Life Cycle Management Processes

Table 4

Surface EBS Coding (from the 5^th–8^th district).

The 5^th district		The 6^th district		The 7^th district		The 8^th district
Structural classification	Coding	Structural component	Coding	Structural part	Coding	Structural member	Coding
Surface course	A	Asphalt pavement	A	No breakdown structure	N###	No breakdown structure	N###
		Cement concrete pavement	B
		Sand-gravel surface	C
		Block pavement	D
Base course	B	Cement-modified aggregate	A
		Cement-stabilized soil	B
		Soil-lime-fly ash	C
		Lime-fly ash mixture	D
		Cement-bound granular materials	E
Bed course	C	Sand gravel	A
		Cement-stabilized soil	B
		Soil-lime-fly ash	C
		Lime-stabilized soil	D
		Cement-stabilized soil	E