Credit: Levander Lab/Rice University. A team of scientists led by Rice University has figured out why the Colorado Plateau -- a 130,000-square-mile region that straddles Colorado, Utah, Arizona and New Mexico -- is rising even while parts of its lower crust appear to be falling.
back to estimates list. A ground level house extension in Australia costs around $1,400-1,500 per square metre. When house prices are high, as they are in many parts of Australia at the moment, adding a room or extending your living area on the ground floor can be a more affordable way to create space than moving.
Building costs for house extensions or home renovations can vary considerably depending on a number of criteria: However, considering that planning permission and drawings from start to finish wil usually wind up at about Â£1,500 give or take some, the prices below will give you the averag costs for a house extension.The rest is up to you and your preferences in the refurbishment of the interior. And finally, there is the point of location, location, location. 2  For example, a House Extension in London may cost more than a House Extension in Manchester, only because the cost of building is greater in London than in the North West.