${s.name}: ${pick(title, 'en')}
Stop distances, active vs. passive crossings, and what to do if you get stuck on the tracks.
문제는 독자적으로 작성되었으며 공식 매뉴얼 "${s.manual.title}"(${s.manual.edition}), ${s.agency}을 기반으로 합니다.
Did you know?
- In 1904, the speed limit in Saginaw was 8 mph for cars and 10 mph for bicycles.
- In 1922, the Detroit Police Department began keeping traffic crash statistics.
- In 1945, the first chemical test to identify suspected drunken drivers was administered by the Detroit Police Department.