RE: How much floor space does an average person occupy when standing. Worse case scenario - I usually use 2 sq ft per person - but that is tightly packed. RE: How much floor space does an average person occupy when standing. I want to thank every one for their answers.
Cost of a concrete driveway. Gary Salerno, owner of A+ Plus Concrete & Foundation Repair in Carnegie, Pennsylvania, says the average cost of a concrete driveway is $5,000 to $20,000, depending on several variables. He adds contractors who use the best materials typically charge $7 to $10 per square foot.
Cost of a Concrete Driveway. Longer-lasting, less maintenance, and cost-effective are the top three attributes of driveways installed with decorative concrete. Driveway costs can range from $6 per square foot to more than $15 per square foot depending upon the design and coloring effects desired.n economical upgrade compared to plain, gray concrete, you can enhance your concrete driveway for a reasonable cost. Basic installations usually include: 1  One coloring method (integral or surface-applied). 2  Textured concrete finish. 3  Exposed aggregate.