Special connectors are used to secure conduit to boxes and to join lengths of conduit together to form long straight runs or bends.
Conduit up through barn floor.
You must stub out toilets water lines and electrical conduit as well as main utility lines that enter the building from below the foundation and rise up into the building.
Conduit always terminates at some type of electrical box or at fixed equipment that also serves as a box.
I ran it in conduit and made sure to space the electrical outlets to enable fut.
It also allows future expansion of the electrical system by pulling additional wires through the conduit.
The boxes connectors and conduit form a wire enclosure system called a raceway.
Keep your lines as straight as possible.
Here is a video of how i did my electrical in a 40 x 80 pole barn workshop.
Run conduit through your barn from your electrical circuit breaker to the outlets.
Where you have to bend the conduit using a conduit bender make gently curved bends that do not close the diameter of the conduit.
You can stub out pipes in a concrete slab easily because the stub out is put in place before the final grade for the concrete slab is prepared but you must be very skilled.
A favorite target of electrical inspectors is the improper use of non metallic cable nm in exposed locations such as basement foundation walls or along the face of studs and joists in unfinished framed spaces.
Running the conduit through the wall to an inside box is the most difficult step.
Ridged nonmetallic pvc conduit is the right material for this job because it is watertight inexpensive and easy to work with.
The 10 foot lengths of rmc are threaded on both ends and include a coupling on one end.
The national electrical code which is the basis for all local building codes has specific regulations for installing electrical wires so that they are protected from damage.