exists and is an alternate of. Merge this question into. Split and merge into it. Answer by Fwmh. Confidence votes 79.8K. Adult Humans have 12 pairs of ribs, making 24 ribs in total. ---------------------------------. Some believe that females have 24 ribs and men have less. That belief is usually based on the Biblical account of Adam and Eve.
So, for your 4 x 5m extension, the build cost would be roughly Â£24,000. + Add on 10-15% for professional fees (architect, planning application, building regs, structural engineer).+ VAT.ou may have heard that the rule of thumb is Â£1,000 per m2. However, this figure has been bandied about for rather a long time now! From experience, Â£1,200 per m2 is a now a more realistic estimate for a house extension cost in 2015 and reflects price increases over the last few years.
Councils get submissions for house extensions regularly and have calculated the average costs. As a rough guide, expect to pay: Keep in mind that these are averages only. A timber ground floor extension in one home might cost $1000m2 and $1500 in another home.his guide to the cost of house extensions will help you take everything into consideration and not overlook anything. Â©Danny Broe Architect. If you are going to be adding on a major extension, you might want to start by finding a building consultant in your area and making use of their expertise.