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.
Typical cost is about. $13,307. (2,900 sq.ft. concrete driveway) Prices range from $10,355 (2,900 sq.ft. concrete driveway - DIY) to $17,341 (2,900 sq.ft. concrete driveway - upgraded) and also vary depending on your zipcode: