▁the ▁Governor ▁of ▁New ▁South ▁Wales , ▁Sir ▁Philip ▁Game , ▁and ▁the ▁Minister ▁for ▁Public ▁Works , ▁Lawrence ▁En nis . ▁The ▁Premier ▁of ▁New ▁South ▁Wales , ▁Jack ▁Lang , ▁was ▁to ▁open ▁the ▁bridge ▁by ▁cutting ▁a ▁rib bon ▁at ▁its ▁southern ▁end . ▁ ▁However , ▁just ▁as ▁Lang ▁was ▁about ▁to ▁cut ▁the ▁rib bon , ▁a ▁man ▁in ▁military ▁uniform ▁rode ▁up ▁on ▁a ▁horse , ▁slash ing ▁the ▁rib bon ▁with ▁his ▁sword ▁and ▁opening ▁the ▁Sydney ▁Har bour ▁Bridge ▁in ▁the ▁name ▁of ▁the ▁people ▁of ▁New ▁South ▁Wales ▁before ▁the ▁official ▁ceremony ▁began . ▁He ▁was ▁prompt ly ▁arrested . ▁The ▁rib bon ▁was ▁hurried ly ▁ret ied ▁and ▁Lang ▁performed ▁the ▁official ▁opening ▁ceremony ▁and ▁Game ▁there after ▁inaugur ated ▁the ▁name ▁of ▁the ▁bridge ▁as ▁' S yd ney ▁Har bour ▁Bridge ' ▁and ▁the ▁associated ▁road way ▁as ▁the ▁' B rad field ▁Highway '. ▁After ▁they ▁did ▁so , ▁there ▁was ▁a ▁ 2 1 - gun ▁sal ute ▁and ▁an ▁RA AF ▁fly p ast . ▁The ▁intr uder ▁was ▁identified ▁as ▁Francis ▁de ▁G root . ▁He ▁was ▁conv icted ▁of ▁off ensive ▁behaviour ▁and ▁f ined ▁£ 5 ▁after ▁a ▁psych iat ric ▁test ▁proved ▁he ▁was ▁s ane , ▁but ▁this ▁ver dict ▁was ▁revers ed ▁on ▁appeal . ▁De ▁G root ▁then ▁successfully ▁su ed ▁the ▁Commission er ▁of ▁Police ▁for ▁wrong ful ▁arrest , ▁and ▁was ▁awarded ▁an ▁und is closed ▁out ▁of ▁court