ISO 16121-4:2011 Preview
Road vehicles -- Ergonomic requirements for the driver's workplace in line-service buses -- Part 4: Cabin environment
ISO 16121-4:2011 specifies minimum requirements for the cabin environment.
ISO 16121-4:2011 applies to the driver's workplace in low-floor line-service buses designed for the carriage of passengers, comprising more than eight seats in addition to the driver's seat, and having a maximum weight exceeding five metric tonnes and an overall width exceeding 2,30 m.
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