. ▁This ▁marked ▁the ▁end ▁of ▁the ▁castle ' s ▁role ▁in ▁the ▁re bell ion , ▁and ▁the ▁fort ification ▁was ▁probably ▁abandoned ▁shortly ▁afterwards . ▁The ▁sie ge - cast les ▁were ▁abandoned ▁after ▁the ▁conclusion ▁of ▁the ▁sie ge ▁and ▁have ▁since ▁van ished . ▁ ▁After ▁the ▁abandon ment ▁of ▁Ro chester ' s ▁first ▁castle ▁it ▁was ▁replaced ▁by ▁another ▁on ▁the ▁current ▁site , ▁in ▁the ▁south - west ▁corner ▁of ▁the ▁town ▁walls . ▁F ounded ▁between ▁ 1 0 8 7 ▁and ▁ 1 0 8 9 , ▁some ▁parts ▁of ▁the ▁castle ▁surv ive , ▁much ▁alter ed ▁by ▁use ▁and ▁reuse ▁in ▁subsequent ▁centuries . ▁William ▁the ▁Con quer or ▁had ▁granted ▁Lan fran c , ▁Arch bishop ▁of ▁Can ter bury , ▁the ▁man or ▁of ▁Had den ham ▁in ▁Buck ingham shire   – ▁which ▁as ▁of ▁the ▁Dom es day ▁Survey ▁had ▁an ▁annual ▁income ▁of ▁£ 4 0   – ▁for ▁the ▁duration ▁of ▁his ▁life . ▁In ▁turn , ▁the ▁arch bishop ▁had ▁granted ▁the ▁man or ▁to ▁Ro chester ' s ▁mon ks , ▁so ▁on ▁the ▁Con quer or ' s ▁death ▁Lan fran c ▁and ▁G und ulf , ▁who ▁was ▁appointed ▁Bishop ▁of ▁Ro chester ▁in ▁ 1 0 7 7 , ▁had ▁to ▁appeal ▁for ▁re confirm ation ▁of ▁the ▁original ▁grant ▁from ▁the ▁new ▁king . ▁William ▁R uf us ▁demanded ▁£ 1 0 0 ▁in ▁exchange ▁for ▁confirm ation ▁of ▁the