Escherichia coli (E. coli) is a bacteria that is commonly found in the lower intestine of warm-blooded organisms. Most E.coli strains are harmless, but some can cause serious food poisoning. Shiga toxin-producing E. coli (STEC) is a bacterium that can cause severe foodborne disease.
1 A stamped asphalt pattern (typically in the shape of bricks or stones) on a new or existing asphalt driveway can cost $3 -$9 a square foot, or $900 -$2,700 for 12'x25' or $3,600 -$11,000 for 24'x50' for just the stamping. A gravel driveway starts at roughly $0.75 -$3 or more a square foot, or $300 -$1,000 for a 12'x25' single-car driveway. 2  Costs can double for a roadway-quality driveway. 3  Loose gravel will need replenishing periodically, but a correctly designed, installed and maintained gravel driveway can last 50-100 years or more.
1 CostHelper readers report paying $2,300 -$10,300 to install a new asphalt driveway or completely remove replace an old one, or $1.67 -$2.72 a square foot, with an average cost of $2.24 a square foot. An asphalt driveway typically costs about $2 -$5 a square foot, $1,200 - $3,000 for a 12'x50' single-car driveway; or $25,000 -$50,000 for up to a quarter mile.