Providing Ramp At Various Locations For The Entrance Of Man Lift To The 400Kv 220Kv And110kv Yards At 400Kv Substation Madakkathara Providing Ramp At Various Locations For The Entrance Of Man Lift To The 400Kv 220Kv And 110Kv Yards At 400Kv Substation Madakkathara