▁operations , ▁the ▁bo iler ▁of ▁P ▁ 6 0 ▁came ▁loose ▁from ▁its ▁frames , ▁as ▁this ▁bo iler ▁had ▁been ▁taken ▁from ▁another ▁locomot ive ▁but ▁not ▁secured ▁in ▁place ▁as ▁P ▁ 6 0 ▁had ▁been ▁with dra wn ▁from ▁service ▁and ▁was ▁to ▁be ▁stri pped ▁prior ▁to ▁dump ing . ▁The ▁dump ing ▁also ▁explo ited ▁a ▁key ▁weak ness ▁in ▁the ▁V ▁class ▁locomot ives , ▁causing ▁their ▁frames ▁to ▁break ▁just ▁to ▁the ▁rear ▁of ▁the ▁cyl ind ers . ▁ ▁Further ▁dump ing ▁operations ▁did ▁take ▁place ▁over ▁the ▁years . ▁S omet ime ▁after ▁the ▁initial ▁ 1 9 2 7 ▁dispos als , ▁N Z R ▁dump ed ▁a ▁large ▁number ▁of ▁ex - Can ter bury ▁J ▁class ▁and ▁Rog ers ▁K ▁class ▁bo ilers ▁at ▁the ▁In ver c arg ill ▁end ▁of ▁the ▁d umps ite . ▁In ▁the ▁early ▁ 1 9 5 0 s , ▁parts ▁from ▁several ▁U ▁class ▁locomot ives ▁were ▁dump ed ▁there , ▁some ▁of ▁which ▁have ▁tent atively ▁been ▁identified ▁as ▁belonging ▁to ▁U ▁ 1 9 4 . ▁A ▁number ▁of ▁old ▁small - fire box ▁bo ilers ▁from ▁the ▁B A ▁class ▁ 4 - 8 - 0 ▁tender ▁locomot ives ▁and ▁a ▁ 1 , 7 0 0 - g all on ▁tender ▁was ▁dump ed ▁here ▁at ▁some ▁time ▁between ▁ 1 9 2 7 ▁and ▁ 1 9 5 5 , ▁by ▁which ▁time ▁there ▁are ▁no ▁further