1 0   a . m . ▁on ▁ 2 2 ▁March ▁ 2 0 1 6 , ▁when ▁a ▁team ▁of ▁ 1 5 ▁track ▁personnel ▁was ▁deployed ▁to ▁a ▁track ▁switch ▁near ▁Pas ir ▁Ris ▁M RT ▁station ▁to ▁investigate ▁a ▁high ▁voltage ▁alarm ▁that ▁indicated ▁a ▁possible ▁track ▁point ▁fault . ▁The ▁team ▁of ▁ 1 5 ▁track ▁workers ▁walked ▁in ▁a ▁single ▁file ▁towards ▁the ▁track ▁point ▁equipment ▁to ▁investigate ▁the ▁problem , ▁and ▁was ▁granted ▁track ▁access . ▁The ▁two ▁dece ased ▁workers , ▁Nas r ul h ud in ▁Maj um ud in ▁and ▁Muhammad ▁As y raf ▁A hm ad ▁Bu h ari , ▁were ▁second ▁and ▁third ▁in ▁the ▁team ▁walking ▁as ▁a ▁file ▁on ▁the ▁side walk ▁near ▁the ▁third ▁rail . ▁Both ▁were ▁tra ine es ▁in ▁SM RT ▁Tra ins . ▁No ▁speed ▁restriction ▁or ▁A TC - code ▁restriction ▁was ▁im posed ▁on ▁that ▁section ▁of ▁track ▁and ▁there ▁was ▁no ▁railway ▁watch man ▁to ▁warn ▁train ▁capt ains ▁of ▁the ▁presence ▁of ▁workers ▁on ▁track . ▁The ▁train ▁involved , ▁train set ▁ 0 7 3 / 0 7 4 ▁( a ▁K aw as aki ▁He avy ▁Indust ries ▁C 1 5 1 ), ▁was ▁operated ▁in ▁automatic ▁mode ▁under ▁West ing house ▁A TC ▁and ▁maintained ▁a ▁speed ▁of ▁ 6 0   km / h . ▁ ▁The ▁two ▁dece ased ▁personnel , ▁one ▁super visor , ▁and ▁at ▁least ▁one ▁more ▁track ▁worker ▁crossed ▁over ▁the