Asphalt Parking Lot Thickness

This 2018 asphalt parking lot design guide has been prepared to assist readers in understanding all phases of asphalt parking lot design including planning construction and maintenance.

Asphalt parking lot thickness.

For standard commercial jobs the dense graded aggregate layer is typically about 8 thick. Busy parking lots like the ones at supermarkets and big box stores are paved in the same way with two lifts residential driveways on the other hand are used only by small numbers of vehicles traveling at slow speeds. After paving the two layers are compacted to a thickness of 4 to form the final thickness. Layers of asphalt asphalt is comprised of several layers of different materials.

Instead it seems 6 inches is the standard asphalt driveway thickness in the case of a commercial parking lot. On top of the base we typically recommend applying two 1 5 layers of asphalt. The parking area is the first part of a building complex seen by the user. It is the gateway through which all customers.

The thickness of a parking lot depends heavily on the amount and type of traffic of that specific lot. Minimum pavement thickness designs are given for various size parking lots heavily loaded ar eas and industrial parking lots. For full depth heavy duty parking lots he recommends 7 5 inches of hot mix asphalt on subgrade. By focusing on the thickness of the asphalt driveway it can help provide longevity.

Butt joints are areas where old asphalt or concrete meets new asphalt pavement. 5 2 parking lot design the information in this chapter will provide a general guide to proper parking area design construction and facility layout. When resurfacing existing pavement the asphalt covering should be 2 inches thick. Most parking lots are built with a foundation of native substrate soils which vary in thickness.

The thing is asphalt driveways should always be built to accommodate the traffic load. Please note the primary objective of parking lot design is to provide safe efficient vehicular access to parking stalls that serve businesses commuter lots and residential facilities. For businesses and commuter lots the design must consider the use of the pavement by buses trucks and other heavy vehicles. It is very rare to install an asphalt surface that does not connect to existing driveways roadways or parking lots.

Several factors go into that answer so let s take a look at how we determine parking lot thickness which begins by understanding the layers used to comprise asphalt. Let s briefly speak on asphalt resurfacing methods. For full depth light duty commercial parking lots murphy recommends 4 5 inches compacted thickness of hot mix asphalt on the subgrade. This will ultimately raise the property value of a home.