Draft regulation Impact Statement for Underrun Protection a draft statement inviting discussion and comments from parties affected by the proposed heavy commercial vehicle safety initiative January 2007 Report Documentation Page



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Scenario B - Most likely effectiveness




























Rigid UP Effectiveness


























































Fatal injury

speed

20km/h

30km/h

40km/h

50km/h

60km/h

70km/h

100km/h




 

g

 

 

15

20

25

35

50




Front UP (ECE R93) effectiveness

 

 

 

65%

60%

35%

15%

0%




Proportion of front underruns

 

 

 

15%

15%

25%

35%

20%




Weighted average front underrun effectiveness

 

 

 

 

 

 

 

 

30%

Side UP (ECE R73) effectiveness

 

 

 

40%

25%

15%

0%

0%




Proportion of side underruns

 

 

 

25%

45%

25%

5%

0%




Weighted average side underrun effectiveness

 

 

 

 

 

 

 

 

25%

Rear UP (ECE R58) effectiveness

 

 

 

45%

40%

30%

0%

0%




Proportion of rear underruns

 

 

 

45%

40%

10%

5%

0%




Weighted average rear underrun effectiveness

 

 

 

 

 

 

 

 

39%































Serious injury

speed

20km/h

30km/h

40km/h

50km/h

60km/h

70km/h

100km/h




 

g

 

 

15

20

25

35

50




Front UP (ECE R93) effectiveness

 

 

75%

45%

40%

40%

0%

0%




Proportion of front underruns

 

 

5%

30%

45%

10%

0%

0%




Weighted average front underrun effectiveness

 

 

 

 

 

 

 

 

39%

Side UP (ECE R73) effectiveness

 

 

50%

40%

20%

15%

0%

0%




Proportion of side underruns

 

 

20%

50%

30%

0%

0%

0%




Weighted average side underrun effectiveness

 

 

 

 

 

 

 

 

36%

Rear UP (ECE R58) effectiveness

 

 

65%

50%

45%

15%

0%

0%




Proportion of rear underruns

 

 

25%

45%

30%

5%

0%

0%




Weighted average rear underrun effectiveness

 

 

 

 

 

 

 

 

50%


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