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^ https://web.archive.org/web/20150906055403/http://www.dot.ca.gov/hq/traffops/engineering/mutcd/pdf/camutcd2014/Chapter2B.pdf . ????? ?? ????? (PDF) ?? 2015-09-06. {{ ??????? ??? }}: ?????? |title= ??? ????? ?? ???? ( ?????? )

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[1] ttps://web.archive.org/web/20150906055403/http://www.dot.ca.gov/hq/traffops/engineering/mutcd/pdf/camutcd2014/Chapter2B.pdf . ????? ?? ????? (PDF) ?? 2015-09-06. {{ ??????? ??? }}: ?????? |title= ??? ????? ?? ???? ( ?????? )

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? ? ? ????? ?????
?????? ??????	???????? ????? ???????? Bus plunge ???? ??? ?????? Park-to-reverse Roadside memorial Rollover Vehicle extrication Vehicle recovery Traffic collision reconstruction
????? ????????? ???????? ^{[???? ????]}‏	Back-up collision Deer?vehicle collisions ????? ???? ???? Jackknifing Multiple-vehicle collision Rear-end collision Run-off-road collision Side collision ?????? ?????
???????	Assured clear distance ahead Distracted driving ??????? ??? ????? ?????? ??? ??????
????? ???????? ?????	Before 2000 ^{[???? ????]}‏ 2000?present
????? ??????	List of bridge failures List of level crossing crashes List of people who died in traffic collisions
????:Automotive handling ????:Traffic law