I'm putting the ledges in the midship platform. The space between beams is 1.25". Steel wants 1/4" between ledges so that means 4 ledges.  I'm assuming that asunder means between ledges and not between centers. If I do that the ledge that comes up to the knee hits it at a very long angle. In a situation like this should I just leave out the ledge? It would mean that a portion of the space would be more than 1/4" but it would only be for maybe half the length of the ledge. I've looked around at v