What is the recommended maximum grade for a highway to ensure vehicle safety and

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Question: What is the recommended maximum grade for a highway to ensure vehicle safety and performance?

Options:

Correct Answer: 6%

Solution:

A maximum grade of 6% is generally recommended for highways to ensure safe vehicle operation.

What is the recommended maximum grade for a highway to ensure vehicle safety and performance?

What is the recommended maximum grade for a highway to ensure vehicle safety and performance?

Step 1: Understand what 'grade' means. Grade refers to the steepness of a road, usually expressed as a percentage.
Step 2: Know that a 6% grade means that for every 100 units of horizontal distance, the road rises or falls 6 units.
Step 3: Recognize that steeper grades can make it harder for vehicles to climb or descend safely.
Step 4: Learn that a maximum grade of 6% is recommended to help ensure that all types of vehicles can operate safely and effectively on the highway.
Step 5: Remember that this recommendation helps prevent accidents and improves overall road safety.

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