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Which of these vehicles must always stop before crossing railroad tracks? | America California (CA) California Class C Driver License

(35/91) Which of these vehicles must always stop before crossing railroad tracks?

Accuracy: 85.7% AI Difficulty: 3

Tank trucks marked with hazardous materials placards.

Motor homes or pickup trucks towing a boat trailer.

ny vehicle with 3 or more axles or weighing more than 4,000 pounds.

AI Difficulty Assessment

Question Analysis

This question tests knowledge of which vehicles are required by California law to stop at all railroad crossings. In California, vehicles marked with hazardous materials placards, such as tank trucks, must always stop before crossing railroad tracks, according to Vehicle Code Section 22452.

Correct Answer Analysis

Correct Answer: Tank trucks marked with hazardous materials placards.

Option 'Tank trucks marked with hazardous materials placards' is correct. According to California Vehicle Code Sec. 22452, these vehicles must stop before crossing railroad tracks to ensure safety and prevent potential accidents or hazardous material spills. Drivers should always check for trains and proceed only when it is safe.

Wrong Options Analysis

Option: Motor homes or pickup trucks towing a boat trailer.

This option is incorrect because while larger vehicles should exercise caution, they are not legally required to stop before crossing tracks in California unless crossing signals indicate this, which this option does not specify. Misunderstanding this could lead to unnecessary stopping and traffic disruption.

Option: Any vehicle with 3 or more axles or weighing more than 4,000 pounds.

This option is incorrect as not all large or heavy vehicles are required to stop at railroad crossings according to local laws. This misunderstanding might arise due to assumptions about vehicle size and stopping requirements, which might cause hesitance and traffic flow issues.

2025 America California (CA) California Class C Driver License - AI-powered test with answer explanations

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(35/91) Which of these vehicles must always stop before crossing railroad tracks?

Practice for America California (CA) California Class C Driver License Driving Test

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