▁p iles ▁embedded ▁in ▁the ▁s ands . ▁Each ▁was ▁ ▁long ▁with ▁cast - ir on ▁sc rew ▁bases ▁ ▁in ▁diameter . ▁The ▁six ▁corner ▁p iles ▁formed ▁a ▁hex ag onal ▁platform ▁of ▁ ▁diameter . ▁( The ▁sevent h ▁p ile ▁served ▁as ▁a ▁centre ▁pill ar .) ▁The ▁platform ▁supported ▁the ▁lan tern ▁and ▁a ▁two - store y ▁building ▁to ▁house ▁the ▁ke eper . ▁Const ruction ▁began ▁in ▁ 1 8 3 9 ▁and ▁the ▁lan tern ▁was ▁lit ▁on ▁ 6 ▁June ▁ 1 8 4 0 . ▁The ▁building ▁was ▁destroyed ▁by ▁fire ▁in ▁ 1 9 4 8 ▁and ▁not ▁replaced . ▁After ▁the ▁fire , ▁the ▁be acon ▁was ▁made ▁automatic ▁and ▁eventually ▁replaced ▁by ▁a ▁light ed ▁bu oy ▁in ▁ 1 9 7 9 , ▁leaving ▁behind ▁a ▁der el ict ▁structure . ▁ ▁On ▁ 2 5 ▁July ▁ 2 0 1 7 , ▁the ▁l ighth ouse ▁partially ▁col lapsed ▁into ▁the ▁sea . ▁ ▁See ▁also ▁▁▁ ▁Map lin ▁S ands ▁ ▁S cre w - p ile ▁l ighth ouse ▁ ▁List ▁of ▁l ighth ouses ▁in ▁England ▁ ▁References ▁ ▁S ources ▁▁ ▁H ▁N ▁Den ham , ▁S ail ing ▁directions ▁from ▁Port ▁Lyn as ▁to ▁Liverpool ... ▁ ▁M aw ds ley , ▁Liverpool , ▁ 1 8 4 0 ▁ ▁External ▁links ▁▁▁▁ ▁History ▁of ▁the ▁type ▁ ▁Category : L ighth ouses ▁completed ▁in ▁ 1 8 4 0 ▁Category :