If you allow these wires to stay in the open the sparks could cause a fire.
Cut wire in attic we covered is that safe.
No boxes hidden in wall and no boxes covered by insulation in the attic.
There are some wires that are just nicked in the sheathing some that are nicked into the copper wire and one that s cut nearly in half.
If the wiring is covered by conduit and not exposed it is fine to cover it with insulation.
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 backing of the attic insulation.
For the metal nicked or cut wires i assume i have to cut and splice them with a wire nut but in a couple cases the cut wire will be pretty short certainly not the 3 past the face of the box or whatever.
The outside protective covering of a multi wire cable is called the sheath.
If the terminated wires are part of a working circuit it is now safe to restore power to the circuit.
Even if it were exposed as long as it is the plastic coated romex style wiring it should be fine also.
We cut the cord more than a decade ago but still have kudzu like cables running from the telephone pole to our house and then all.
If the sites that you want to run wire to are on the outside of the house you should not need to drill a new hole.
If you run wires through the attic you won t have to uncover the walls.
Wires should be placed inside a covered box because if the connecting wires become overloaded or loose they can get heated and cause sparks.
All your junction boxes must be visible and accessible.
As per the national electrical codes these splices should be placed inside a covered electric box made of plastic or metal.
You cannot just wire nut two wires together and leave them dangling in the attic.
A safe way to get rid of all those old cable and phone wires.
If the cable is inside a wall and sheath has been nicked then carefully wrap the outside with electrical tape is ok.
Avoid potential fire hazard and future problems from damaged electrical wires.
With the electrical wire stripper cut off any bare ends of wire down to the wire coating to tidy them up.
That latter gets especially tricky if you are tapping into a circuit in the attic where the wires are covered by.