They absolutely can. People can and do die from falling over and hitting their head. A 30km/h impact is not trivial, it can be expected to break bones and cause internal bleeding that can be deadly. An impact to the spine or head can be very easily be life changing.
Also, residential roads in the US are usually 40km/h
I personally know someone who was hit at about 10-15hm/h and they were hospitalized and broke their spine.
Also, residential roads in the US are usually 40km/h
I personally know someone who was hit at about 10-15hm/h and they were hospitalized and broke their spine.