I own no neutrel inn surrounded by my outside power box what can i do for a neutrel ground? Outside box is only 4 years ancient is there any track to...

Outside box is only 4 years ancient is there any track to get around this i solely have 3 wires coming contained by from the power company would adding a ground handrail work or not

thanks
Answers:    Neutral and ground wires use indistinguishable ground bar surrounded by your main panel.
your life span is on the line here.... please bid an electrician........
even if it costs a thousand dollars. you will spend far more than that......... if you live through getting electrocuted. with the set information you gave no qualified electrician would answer this