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 C - High 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

 

 

 

70%

65%

45%

20%

0%




Proportion of front underruns

 

 

 

15%

15%

25%

35%

20%




Weighted average front underrun effectiveness

 

 

 

 

 

 

 

 

35%

Side UP (ECE R73) effectiveness

 

 

 

45%

30%

20%

0%

0%




Proportion of side underruns

 

 

 

25%

45%

25%

5%

0%




Weighted average side underrun effectiveness

 

 

 

 

 

 

 

 

30%

Rear UP (ECE R58) effectiveness

 

 

 

50%

45%

35%

0%

0%




Proportion of rear underruns

 

 

 

45%

40%

10%

5%

0%




Weighted average rear underrun effectiveness

 

 

 

 

 

 

 

 

44%































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

 

 

80%

50%

45%

45%

5%

0%




Proportion of front underruns

 

 

5%

30%

45%

10%

0%

0%




Weighted average front underrun effectiveness

 

 

 

 

 

 

 

 

44%

Side UP (ECE R73) effectiveness

 

 

55%

45%

25%

20%

0%

0%




Proportion of side underruns

 

 

20%

50%

30%

0%

0%

0%




Weighted average side underrun effectiveness

 

 

 

 

 

 

 

 

41%

Rear UP (ECE R58) effectiveness

 

 

70%

55%

50%

20%

0%

0%




Proportion of rear underruns

 

 

25%

45%

30%

5%

0%

0%




Weighted average rear underrun effectiveness

 

 

 

 

 

 

 

 

55%




Scenario D - Energy absorbing




























Energy Absorbing 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

 

 

 

75%

70%

50%

25%

0%




Proportion of front underruns

 

 

 

15%

15%

25%

35%

20%




Weighted average front underrun effectiveness

 

 

 

 

 

 

 

 

39%

Side UP (ECE R73) effectiveness

 

 

 

50%

35%

25%

0%

0%




Proportion of side underruns

 

 

 

25%

45%

25%

5%

0%




Weighted average side underrun effectiveness

 

 

 

 

 

 

 

 

35%

Rear UP (ECE R58) effectiveness

 

 

 

55%

50%

40%

10%

0%




Proportion of rear underruns

 

 

 

45%

40%

10%

5%

0%




Weighted average rear underrun effectiveness

 

 

 

 

 

 

 

 

49%































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

 

 

85%

55%

50%

55%

15%

0%




Proportion of front underruns

 

 

5%

30%

45%

10%

0%

0%




Weighted average front underrun effectiveness

 

 

 

 

 

 

 

 

49%

Side UP (ECE R73) effectiveness

 

 

60%

50%

30%

25%

0%

0%




Proportion of side underruns

 

 

20%

50%

30%

0%

0%

0%




Weighted average side underrun effectiveness

 

 

 

 

 

 

 

 

46%

Rear UP (ECE R58) effectiveness

 

 

75%

60%

55%

25%

0%

0%




Proportion of rear underruns

 

 

25%

45%

30%

5%

0%

0%




Weighted average rear underrun effectiveness

 

 

 

 

 

 

 

 

60%


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