What type of asphalt is used for parking lots?
Porous Asphalt. This type of asphalt is used in parking lots to enable water to drain through the pavement. This pavement solution is cost-effective and can last for more than twenty years.
How thick is a commercial parking lot?
In most cases, however, six inches of concrete is a typical thickness that provides you with long-lasting support. For high-traffic areas that expect to see large trucks pulling through, plan on 12 inches of concrete. Some parking lots that see seasonal or light use are only four inches thick.
Are parking lots made of asphalt?
Currently, only 8% of surface parking lots are paved with concrete. Typically, contractors choose to pave parking lots with asphalt because of quicker installation times and lower costs. However, asphalt requires significant maintenance.
Are parking lots made of asphalt or concrete?
After all, when it comes time to lay the plans for a commercial parking lot, companies may think they have two choices: concrete or asphalt. The reality is that that decision has been made for them, and most commercial parking lots are completed with asphalt — not concrete — for a variety of reasons.
Are there different grades of asphalt?
The Asphalt Institute specifies four penetration grades: 60-70, 85-100, 120-150, and 200-300. The 60-70 grade is usually used only in pavements where traffic is very heavy such as principle city streets and very heavily trafficked rural highways.
How thick is the asphalt on roads?
For standard commercial jobs, the dense-graded aggregate layer is typically about 8” thick. On top of the base, we typically recommend applying two 1.5” layers of asphalt. The first binder layer of 1.5” would be a thicker stone.
What material are parking lots made of?
Asphalt and concrete are the two most common materials used today, and both offer their pros and cons for larger parking lots. To help you make the best decision when it comes to your new lot, note some necessary information about both asphalt and concrete, along with a few of those pros and cons of these materials.
Why are roads paved with asphalt instead of concrete?
New asphalt is quieter than concrete. Though it creates a smooth drive, it also boasts better traction and skid resistance. Since asphalt is black, it utilizes the natural heat from the sun to help keep the roads clear after storms.
What is the strongest type of asphalt?
Therefore, the best kind of asphalt mix to use is: HL3. The more 13.2 mm aggregate used in the mix, the stronger and more durable the driveway will be.