Originally Posted by
DaveReidUK
Well yes, that's why I didn't include those.
Unlike the other examples, confusing 02 with 20 or 13 with 31 isn't typically going to make much difference to the TORA, though the resulting wind might come as a bit of a surprise.
Unless of course they are parallel runways of differing length, although the ‘L’, ‘C’, or ‘R’ should then be an added clue