Back injury risk upon a roof top emt is usually the way to go.
Want to use rmc conduit as patio roof support.
Rigid metal conduit is manufactured to produce a 10 3 05 m length of conduit when a standard coupling is attached.
If your home has overhead service wires coming in from the utility that connect to a pole on top of the roof the pipe that extends above the roof is probably rmc or imc.
Both rmc and imc are joined with threaded connections.
Imt has largely replaced rmc in new construction.
Aluminum rmc beats steel rmc in this application too.
Rigid metal conduit weights and dimensions 10 lengths for information only.
Most often alternative materials are chosen because the structure needs additional strength or for style reasons to better complement the home s architectural style or landscape.
It s not as if a fork lift is going to back into it.
Generally the maximum support spacing requirement for rmc rigid metallic conduit of trade size 1 is 10 ft but for straight runs with threaded couplings this spacing is increased to 12 ft.
Nothing in the nec states that you cannot use the same supports for conduit as for other systems.
Conduit should run as straight and direct as possible.
As stated in section 370 23 d the enclosure s size cannot exceed 100 cubic inches.
3 runs of 500 kcmil aluminum xhhw 2 would be more practical.
Conduit supports and installation methods.
Rigid metal conduit and intermediate metal conduit are heavy duty conduits made of galvanized steel.
And of course direct lay down is prohibited upon a membrane roof.
There should never be more than the equivalent of four right angle bends between outlets or fittings.
Continue installing porch roof supports.
Patio roof post column options in addition to the ever popular wood posts for outdoor structures can be made from other materials including concrete and steel.
Rigid metal conduit and intermediate metal conduit are heavy duty rigid metal tubing used for structural applications typically outdoors.
Not a ul 6 requirement.
Standard 20mm plastic conduit will be fine another method would be to use a cable type called hi tuff which is made for outdoor use you wouldn t really need to use conduit with that as long as it s not likely to suffer mechanical damage although it would provide additional protection of course.
Use 2 inch carriage bolts to secure the posts to the mounting brackets.
You will need to make sure that each of the posts is plumb.
370 23 d 2 enclosures fastened to support wires an enclosure may be fastened to a suspended drop ceiling support wire while meeting the requirements of sections 300 11 a and 370 23 d 2.
4 grc is a two man portage imho.
They are used for the structural piping that houses the wiring for the home s connection to the utility service lines.
Once both of the brackets are secured set a post into them.
To install conduit overhead and underground properly you need to review the appropriate articles of the code.
