Asphalt Millings Driveway Gravel Types & Benefits
2 days ago The difference is that gravel can break into pieces under immense pressure whereas asphalt millings will bond and compress as the bituminous material retains its oils and tar. Upfront Costs. The average cost of a gravel driveway is between $1.25 and $1.80 per square foot, while asphalt driveways can typically cost from $2 to $5 per square foot