The study named Boston, New York, and Norfolk, Va., as the three most vulnerable metropolitan areas. Another study found that just a 1.5-foot rise in sea level would expose about $6 trillion worth of property to coastal flooding in the Baltimore, Boston, New York, Philadelphia and Providence, R.I., areas.
A basic asphalt driveway costs about $2 to $5 per square foot, according to CostHelper.com. That amounts to $720 to $1,800 for a basic standard-size residential, two-car asphalt driveway measuring 18 feet wide and 20 feet long. A stamped asphalt pattern, such as in the shape of bricks or stones, costs $3 to $9 per square foot, or $1,080 to $3,240 for a standard-size driveway. By comparison, the cost for a plain concrete driveway runs $3 to $10 per square foot, according to Costhelper, or $1,080 to $3,600 for a standard-size, two-car driveway. Customized concrete driveways with decorative elements can run $15 to $25 per square foot, or $5,400 to $9,000 total for the driveway.
1 An asphalt driveway costs about $2 -$5 a square foot, or $1,200 -$3,000 for 12'x50' to $31,000 -$75,000 for a 12' lane a quarter mile long.ad it shimmed to level it with larger stone asphalt, they spread that and rolled it and then 1.5 inches of asphalt applied on top of that whcih was spread and rolled. Driveway is 270 feet by ten feet so this works out to be 2700 feet and the cost for the overlay came out to about 1.40 per square foot.