Research on Model Development for Freeway Safety Facilities

Table 9

Survey form for freeway safety facility maintenance performance evaluation.

Freeway code:	Origin landmark:	Date:	Surveyor:
	Destination landmark:
Facility	Damage description	Deduction score of one damage unit	Number of damages
Marking	10 m damage length as one damage unit and counted as one if less	5
Sign	One sign damage as one damage unit	50
Guardrail	Damage length less than 4 m (including 4 m) as one damage unit	30
	Damage length more than 4 m as one damage unit	50
Antiglare panel	One panel damage as one damage unit	10
Separation fence	One fence damage as one damage unit	20
Safety barrel	One facility (including protection net or Crash Cushion or Safety Barrel) damage as one damage unit	20
Emergency telephone	One kiosk appearance damage as one damage unit	30
	One telephone can not be connected as one damage unit	100