Russia is located in north Asia and the eastern Europe. Russia is  in two continents. The Oural Mountains are the border between Asia  and Europe.
The total cost for a concrete garage floor, including concrete, labor, supplies and equipment, varies region to region because of geographic variables. The total cost for a 400-square-foot garage floor in San Francisco ranges between $3.91 and $4.28 per square foot and between $3.26 and $3.60 per square foot in Atlanta.
In contrast, hiring a contractor to build a traditional (stick built) wooden 30x40 garage can cost from $35 to $45 per square foot, for a total cost of $42,000 to $54,000. This equates to a saving of around $20,000 (assuming you self-build). Other popular garage sizes include: 12x14, 20x20, 22x22 & 24x24.