Got Asphalt? Here's What You Need To Know About Asphalt Paving
Asphalt paving is a common practice for roads, driveways, and parking lots. It is an affordable option that can last many years with proper maintenance. If you are interested in learning more about asphalt paving, here's what you need to know.
What is the difference between asphalt and paving?
Asphalt is a black, sticky semi-solid of petroleum known as bitumen. Paving, on the other hand, is the actual process of applying pavement, which is a durable surface that can be used for walking or driving. Asphalt is often used in paving because it provides a smooth, level surface.
What are the 3 types of asphalt?
The three types of asphalt are hot mix, cold mix, and cutback.
What is the difference between hot mix, cold mix, and cutback asphalt?
Hot mix asphalt is made by heating aggregate and liquid asphalt to around 300 degrees Fahrenheit. Cold mix asphalt is made by mixing aggregate and liquid asphalt at room temperature. Cutback asphalt is made by adding a volatile compound to liquid asphalt, which causes it to evaporate as the mixture cools. Each type of asphalt has different properties, such as durability and flexibility, depending on the type of road or pavement it is being used for.
Can you put asphalt over dirt?
Yes, in many cases asphalt can be placed over existing dirt surfaces. However, it is important to prepare the surface properly before applying the asphalt. The surface should be graded and compacted to create a smooth, level surface.
The asphalt is heated until it's a liquid and then poured over the surface area that needs paving. A crew spreads the asphalt around with shovels and then levels it out using a roller. After the asphalt has cooled and hardened, the surface is ready for use.
What is the lifespan of asphalt?
The lifespan of asphalt can vary depending on the type of pavement and how it is used. Hot mix asphalt can typically have a lifespan of 10 to 20 years, while cold mix and cutback asphalt may only last 5 to 10 years. Factors such as traffic, weather, and maintenance can also affect the lifespan of asphalt.
What type of asphalt is used on highways?
There are different grades of asphalt used for highways, depending on the amount of traffic and the type of vehicles using the highway. The most common type of asphalt used for highways is hot mix asphalt. This type of asphalt can withstand heavy traffic and is able to withstand the weight of vehicles without crumbling or breaking down.
Other types of asphalt, such as cold mix and cutback asphalt, may not be suitable for use on highways due to their lower durability and flexibility. However, in some cases, they may be used if the highway is not heavily trafficked or used only by light vehicles.
Asphalt paving is a common practice for roads, driveways, and parking lots. It is an affordable option that can last many years with proper maintenance. If you need an asphalt driveway or parking lot, contact the asphalt professionals nearest you today.
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