Table 3.

Building surrounding environment scoring

Building surrounding condition	Actual risk condition	Value range
No flammable or explosive substances	Safe	80 ~ 100
No fire risk source
No flammable or explosive substances	Normal	60 ~ 79
There are individual fire risk sources
There are individual flammable and explosive substances, or a small number of fire-risk sources	Dangerous	45 ~ 59
There are more flammable and explosive materials, or a large number of fire-risk sources	Very dangerous	0 ~ 44