Even though asphalt paving in Washington is low cost on, there are still a few factors that can have an impact on the total cost of the project. These factors are the material costs, drainage and geotextile additions, base coat, top coats and sealants, excavation, clearing and the foundation. The material cost is mostly about the market price of fresh asphalt that is affected by fuel and surcharges. Drainage is necessary to enhance the asphalt paving in Washington. Typically, a good Washington asphalt paving project requires two coats; the base coat and top coat plus the sealant. The base and top coat can cost around $1 to $2.50 per square foot. Sealant, on the other hand, is estimated to cost around $3 to $6 per square foot. Foundation installation which is usually made up of 8 to 10 inches of gravel is around $1 to $3 per square foot.
Estimated final cost for asphalt paving
| Item | Quantity | Fair Price |
|---|---|---|
| Driveway Cost | 215 Square Feet | $169.01 |
| Driveway Labor | 2.2 Hours | $149.48 |
| Driveway Job Materials and Supplies | 200 Square Feet | $21.21 |
| Driveway Equipment Allowance | $81.48 | |
| Totals - Cost to Install Asphaltic Concrete Driveways - 215 Square Feet | $421.17 | |
| Average Cost Per Square Foot | $2.10 |