 Birnbeck Pier is a pier situated on the Bristol Channel in Weston @-@ super @-@ Mare , North Somerset , England , approximately 18 miles ( 29 km ) south west of Bristol . It is the only pier in the country which links the mainland to an island , linking to Birnbeck Island , a 1 @.@ 2 hectares ( 3 @.@ 0 acres ) rocky island just to the west of Worlebury Hill . The grade II * listed pier was designed by Eugenius Birch and opened in 1867 . The gothic toll house and pierhead buildings were designed by local architect Hans Price . The pier has been closed to the public since 1994 and is now on the Buildings at Risk Register . 
