Regulations & HealthCâu 110 / 120
What blood alcohol concentration makes it unlawful for a CDL holder to operate a commercial motor vehicle?
a.0.08 or higher
b.0.04 or higher
c.0.10 or higher
d.0.02 or higher
Giải thích
The commercial limit is 0.04, half the 0.08 limit that applies to most non-commercial drivers. A driver found at 0.04 or above, or with any detectable alcohol, is placed out of service for 24 hours.
Trích dẫn luật: 49 CFR §392.5Luyện miễn phí toàn bộ 120 câu hỏi — không cần đăng ký.
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