Planning a new basement or a contractor pricing a project with a basement. Michael Garnham Associates has extensive knowledge of basement costs, whether it be sheet piling, traditional underpinning or contiguous piling. Get in touch for an estimate.
Basement shown below in London SW19 is 220m2 GIA cost circa £450,000 (excluding preliminaries, ground floor slab, waterproofing, builders overheads and profit & VAT) (2019 prices)