▁G last on bury ▁closed ▁in ▁ 1 9 6 6 , ▁while ▁the ▁branches ▁to ▁the ▁da iry ▁at ▁B ason ▁Bridge ▁and ▁the ▁High bridge ▁Wh arf ▁last ed ▁until ▁ 1 9 7 2 . ▁ ▁Route ▁ ▁The ▁canal ▁started ▁at ▁a ▁lock ▁constructed ▁on ▁the ▁old ▁course ▁of ▁the ▁River ▁Br ue , ▁which ▁had ▁been ▁by pass ed ▁by ▁a ▁new ▁cut ▁in ▁ 1 8 0 1 ▁and ▁filled ▁in . ▁It ▁then ▁followed ▁the ▁course ▁of ▁the ▁Br ue ▁to ▁C ri pp s ▁Bridge , ▁after ▁which ▁it ▁followed ▁the ▁C ri pp s ▁River ▁to ▁Gold ▁Cor ner . ▁The ▁first ▁part ▁of ▁the ▁C ri pp s ▁River ▁was ▁originally ▁part ▁of ▁a ▁loop ▁on ▁the ▁River ▁Br ue , ▁which ▁was ▁by pass ed ▁by ▁a ▁new ▁cut ▁made ▁under ▁the ▁ 1 8 0 1 ▁act . ▁Gold ▁Cor ner ▁is ▁at ▁the ▁point ▁where ▁the ▁H unt sp ill ▁River , ▁the ▁C ri pp s ▁River ▁and ▁the ▁South ▁D rain ▁meet . ▁ ▁Following ▁the ▁course ▁of ▁the ▁en larg ed ▁South ▁D rain , ▁a ▁lock ▁raised ▁the ▁level ▁of ▁the ▁canal ▁at ▁Sh ap wick , ▁while ▁the ▁D rain ▁turned ▁off ▁to ▁run ▁parallel ▁to ▁the ▁canal ▁but ▁to ▁its ▁north . ▁The ▁railway ▁ran ▁between ▁the ▁two ▁water ways , ▁crossing ▁to ▁the ▁south ▁side ▁of ▁the ▁canal ▁immediately ▁after ▁the ▁single ▁arch ed ▁aqu ed uct ▁and ▁sy phon ▁over ▁the ▁South