The NEC makes no provision for using 1 ground rod even on a temporary service. According to the NEC you must use 2 ground rods. However in my area we are allowed by the local inspector to use just 1. Call your local inspector and see what he requires as he has the last word on this.
#6 bare copper wire.
Hot, neutral and ground.
A #6 copper ground conductor would be needed.
As long as the clamp is of an approved type only one is needed per ground rod.
For service sizes of 100 amps and less a #8 bare copper conductor is required.
200 amp service in chicago uses 3 aught.
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As a construction project manager, they need to have a Bachelors degree in engineering or business administration. Strong communication and customer service skills is a must for this position.
#6 bare copper wire.
Truss
gcse
you need to be strong
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Level 44 Construction for normal wooden telescope.
what chemicals are needed for starting up a 20x48 intex above ground pool
It depends on where the sub panel is situated. If the panel is under the same roof as the main distribution panel then no ground rods are needed on the sub panel. If the sub panel is in a different building then a ground rod might be needed. There has been an electrical code rule change on this subject. Check with your local electrical inspector before installation so that it is done correctly.
They used local materials