It will be next to impossible to drill downward under the portion of the roof that slopes to the attic floor without a right angle drill.
Run recepticle from attic to outside wall.
Now that you have run wires from your outlet to the basement or the attic you may need to run the wire from the attic to the basement.
The proper way to run wiring on the exterior wall of a house.
And use semi rigid wiring fish tape to pull your wiring down to your outlet location.
Attached decks and balconies with interior access including a door to the indoors must have a receptacle no more than 6 1 2 feet above the deck.
Make sure the indoor outlet can handle the new exterior gfci outlet without overloading.
They must be readily accessible from the ground and positioned no more than 6 1 2 feet above grade ground level.
To run the wires inside rigid conduit you ll need a hacksaw a pipe bender capable of bending 1 2 in.
Running wires from the attic to the basement.
Running wires inside rigid conduit.
When cutting through drywall from the interior of a room use a utility knife and cut carefully you don t want to drill through a hidden wire or the paper.
Rigid conduit with an outside diameter of 3 4 in and a fish tape long enough to reach through the buried pipe.
Attach the wire or cable to a fish tape or coat hanger using electrical tape and feed it into the hole until it reaches the opening at the other end.
To make this project easier you ll be using an indoor outlet that s opposite where you want the outdoor outlet to be.
When working from an attic space it will be significantly easier to access a wall space on the floor below by working either an interior wall or the exterior wall that is on the gable end of the structure.
One method is to run individual wires.
Turn off the power at the main panel.
Use a voltage tester to ensure the indoor outlet is running properly.
Locate an interior outlet that is on that exterior wall.
If you will need to fish wiring through a wall drill a hole through the wood plate in the attic only.
There are two ways to run electrical wiring on the exterior walls of a house or other structure.
Shut off the electrical outlet.
Ideally your house included a future tube which is a pvc pipe running from the basement to the attic specifically for this purpose.
Homes must have at least one outdoor receptacle at the front and rear of the house.
Once you ve determined the electrical outlet to use as a power source and shut it off use an electronic stud finder to locate the studs on both sides.