What is the main advantage of using concrete over asphalt for pavement?

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Question: What is the main advantage of using concrete over asphalt for pavement?

Options:

Correct Answer: Longer lifespan

Solution:

Concrete pavements generally have a longer lifespan compared to asphalt pavements, making them advantageous in certain applications.

What is the main advantage of using concrete over asphalt for pavement?

What is the main advantage of using concrete over asphalt for pavement?

Step 1: Understand what concrete and asphalt are. Concrete is a mixture of cement, water, and aggregates, while asphalt is made from bitumen and aggregates.
Step 2: Learn about the lifespan of both materials. Concrete pavements can last 30-40 years, while asphalt typically lasts 15-20 years.
Step 3: Recognize that a longer lifespan means less frequent repairs and replacements for concrete.
Step 4: Consider the cost over time. Even though concrete may be more expensive initially, its longer lifespan can save money in the long run.
Step 5: Conclude that the main advantage of concrete over asphalt is its longer lifespan, which makes it beneficial for certain projects.

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