I read about drivers causing accidents all the time and getting charged with vehicular assualt.
In Wa if you cause severe injury or death, you can be charged with vehiular assualt or homicide, but it seems that only applies to car vs. car.
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Vehicular assault — Penalty.
(1) A person is guilty of vehicular assault if he or she operates or drives any vehicle:
(a) In a reckless manner and causes substantial bodily harm to another; or
(b) While under the influence of intoxicating liquor or any drug, as defined by RCW 46.61.502, and causes substantial bodily harm to another; or
(c) With disregard for the safety of others and causes substantial bodily harm to another.
(2) Vehicular assault is a class B felony punishable under chapter 9A.20 RCW.
(3) As used in this section, "substantial bodily harm" has the same meaning as in RCW 9A.04.110.
[2001 c 300 § 1; 1996 c 199 § 8; 1983 c 164 § 2.]