I'm concerned with the safety of all Americans,
No you're not.
including transgendered people which is why I oppose anti trans laws like the one NC passed.
You're oblivious to the fact that there will be those who take advantage of transgender friendly bathroom laws to exploit and harm others. You are most certainly not concerned with the safety of Americans. Your one sided arguments attest otherwise.
What "right" is given up when you pee in the same restroom as a transgendered man?
As many have said, we don't have problems with actual, medically proven transgendered individuals using the bathroom opposite their birth sex, we have an issue with perverted men taking advantage of women and children due to transgender friendly bathroom laws. You can't seem to delineate between the two.