|
|
|
|
|
|
|
Front
|
Side
|
Rear
|
|
|
|
|
Number of new vehicles per year
(,000)
|
10
|
|
Installation cost for each vehicle
($)
|
$440
|
$847
|
$773
|
|
|
|
|
Total number of vehicles in the fleet (,000)
|
194.4
|
|
Benefit per year if installed on whole fleet ($m)
|
$35.6
|
$7.5
|
$4.6
|
|
|
|
|
Discount rate
|
7%
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Summary
|
Front
|
|
|
|
Side
|
|
|
|
Rear
|
|
|
|
Period (years)
|
10
|
15
|
20
|
25
|
10
|
15
|
20
|
25
|
10
|
15
|
20
|
25
|
Net Present Value (NPV) ($m)
|
27.4
|
66.2
|
106.9
|
145.4
|
-52.8
|
-59.9
|
-62.1
|
-61.7
|
-52.2
|
-61.8
|
-66.8
|
-69.3
|
Benefit/Cost Ratio (BCR)
|
1.8
|
2.5
|
3.2
|
3.7
|
0.2
|
0.3
|
0.3
|
0.4
|
0.1
|
0.2
|
0.2
|
0.3
|