As a state in the tender documents.
AT NKA Yard: Through Renewal by 75lb'A"(S/H) Rail of Loop line No.2 & 3 (length=1240'-0"+1366'-0"),Total length =2606'-0"=0.794 Km. of NKA station yard including shifting, raising , ballasting, changing rails, fitting, points & crossing with other related wroks at LKM-NKA section