Home » English riddles » General Subjects » Electrical Riddle No.45 – 11KV substation/OHL DEPT to maintenance DEPT Checklist » Reply To: Electrical Riddle No.45 – 11KV substation/OHL DEPT to maintenance DEPT Checklist Reply To: Electrical Riddle No.45 – 11KV substation/OHL DEPT to maintenance DEPT Checklist 2021-08-03 at 11:08 am #2014 Hamid Refer to: “http://elsmar.com/pdf_files/Transmission%20Line%20IEE%20Checklist%20Instructions.pdf