Labor can make up about half of the total price per square foot while the price for new material can make up the other half. Thickness can affect material cost, especially for concrete and asphalt. Special materials, like heated driveways, are more labor-intensive and thus, more costly to complete.

Hiers Construction, paving is the process of finishing roads with asphalt. Before paving can begin, properly installing the subgrade is essential. Subgrade is the earth (or soil, or dirt) that the paving will cover. Performing a proof roll ensures a surface is ready for paving.

Asphalt is a semi-solid form of petroleum. It has a few basic ingredients, including a mixture of crushed stone, gravel, sand, and a material called bitumen. Bitumen is a sticky, black byproduct of petroleum that holds the aggregate together.

Asphalt pavement is made up of stone (aggregate), sand, additives and liquid (petroleum) asphalt. Liquid asphalt – a sticky black substance – is used as the binding material in asphalt pavements. It is viscous in nature and can also be found in semi solid forms. Another common term for asphalt is bitumen.