(2/91) You are approaching a railroad crossing with no warning devices and are unable to see 400 feet down the tracks in one direction. The speed limit is:

Accuracy: 72.5% AI Difficulty: 4

15 mph. 20 mph. 25 mph.

Explanation

AI Difficulty Assessment

Question Analysis

This question examines the basic understanding of speed limits at railroad crossings without warning devices, particularly in California. According to California Vehicle Code Section 22452, the speed limit is 15 mph when you are within 100 feet of a railroad crossing where you cannot see the tracks for 400 feet in either direction. This rule ensures safe passage, allowing drivers to stop if a train is approaching and there's no active warning system.

Correct Answer Analysis

Correct Answer: 15 mph.

The correct answer is 15 mph. This speed limit is stipulated by California law for situations where visibility is hindered by 400 feet on either side of a railroad crossing. Driving at 15 mph gives you enough time to react to a train if one is approaching. It also ensures that your vehicle can stop safely if needed. In California, maintaining this speed is crucial because railroad crossings without signals are particularly dangerous in such visibility-limited areas.

Wrong Options Analysis

Option: 20 mph

Driving at 20 mph when approaching a railroad crossing with limited visibility is too fast in California. This speed can reduce the reaction time available and increase the risk of a collision with an unseen train. Local drivers may mistakenly assume 20 mph might be acceptable, but the legal limit in this scenario is 15 mph due to safety concerns.

Option: 25 mph

25 mph is significantly above the legal limit for approaching crossings with limited sightlines. The increased speed makes it difficult to stop in time, increasing the potential for accidents. It is a common misunderstanding that typical city speed limits apply; however, specific conditions like railroad crossings require stricter limits to protect drivers and passengers.

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This question is part of the America California (CA) Class C License knowledge test question bank. Read the explanation above, then browse more questions on the same topic below.

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(2/91) You are approaching a railroad crossing with no warning devices and are unable to see 400 feet down the tracks in one direction. The speed limit is:

Explanation

About this California Class C License question

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