ground wire

[chris.varga]

I am running 3 circuts through EMT conduit, do I need to run a ground wire for each of the three circuts in the same conduit, or is it ok to just run one???

 

[Dennis Alwon]

I am running 3 circuts through EMT conduit, do I need to run a ground wire for each of the three circuts in the same conduit, or is it ok to just run one???

You don't need a ground with emt but if you want one or specs call for it then size one to the largest circuit needed in the run.