Where can the pouch containing the shipping papers for hazardous materials usually be found in a highway vehicle?

The pouch containing the shipping papers for hazardous materials is typically located in places that are easily accessible to the driver both for safety reasons and regulatory compliance. The two primary locations where this pouch is usually found are on the inside of the driver's side door and in the tractor cab, specifically on or near the driver seat.

Having the shipping papers readily available is crucial because they contain important information regarding the contents of the load, including the nature of the hazardous materials, handling instructions, and emergency response information. This accessibility allows the driver to quickly retrieve the documents in case of an accident or if authorities request to see them.

Both the driver's side door and the area near the driver’s seat serve as practical locations for keeping the shipping papers. This ensures that the driver can quickly present the required information without having to search extensively, which could be critical in emergency situations. Thus, the option indicating both locations as potential spots for the pouch is accurate.