 In 1810 Severn Tunnel Company secured an Act of Parliament to build a tunnel under the river at Arlingham Passage.The Severn tunnel (1810) plan was for a tramroad tunnel beneath the River Severn.The tunnel was to cross the river at Arlingham Passage, at a location between Newnham on Severn and Bullo Pill on the west bank, to the promontory near Arlingham on the east Work was started but problems with flooding meant the project had to be abandoned.