Footings cost on average between $1 and $2 per square foot of the home.Click to see full answer. Furthermore, how much does it cost to pour footings?The cost of pouring the footings is between $3 and $5 a square foot, and in the case of T-shaped foundations, they must be inspected before the rest of the foundation can be poured.Likewise, how much footing do I need? Depth: Footings should extend to a minimum depth of 12 inches below previously undisturbed soil. Footings also must extend at least 12 inches below the frost line (the depth to which the ground freezes in winter) or must be frost-protected. Width: Footings should have a minimum width of 12 inches. Consequently, how much does it cost to dig and pour a basement? The cost to dig a basement for new construction is $12,000 to $36,000. Basement excavation costs $10 to $20 per square foot and takes 2 to 4 weeks to dig-out and build. Digging a basement under an existing house averages $47 per square foot because the house must be raised first.How much does it cost to pour a 20×30 slab? Concrete Slab Prices By Size Slab Size Square Feet Average Cost Installed 15×15 225 $1,388 20×20 400 $2,468 24×24 576 $3,554 20×30 600 $3,702
