Advice on Changing Pads in a Parking lot

Another update, I think the passenger rotor is actually ok. I remembered that I have the 68 service manual (why i didn't look at that earlier for pad changing procedure is embarrassing). This says that the "tell tale tabs" are intended to contact the rotor and make terrible sounds so that you replace the pads. Manual says that the tabs "are not detrimental to the function of the braking disk". So I shouldn't have to worry about the rotor