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

Table 2

Rules of the 4^th district EBS coding.

Engineering classification	Coding
Main body of road	A
Surface	B
Bridge	C
Tunnel	D
Intersection of routes	E
Traffic interchange	F
Traffic engineering	G
Roadside facilities	H
Environmental conservation	I
Mechanical equipment	J
Other engineering	K