The controversial bat bridges on the A11 have come under fire from Liz Truss in her new book… but the former prime minister appears to have misunderstood their purpose.

The South West Norfolk MP fires broadsides at many institutions in her newly released memoir Ten Years to Save the West, chronicling her brief Downing Street tenure.

But, along with criticising the Treasury and the Bank of England over their actions during her ill-fated 49 days as prime minister - during which she unveiled a tax-cutting policy agenda which tanked the pound - she finds room to slam six bat bridges installed when the A11 was dualled.