Haven't had too much time to work on this lately, but I managed to get a tiny bit more done. Here's the main gangway hatch on the port side of the saucer:
In this one, one of the cutouts in the step on the upper saucer can be seen clearly too, showing off the sensor cluster inside.
Probably won't have too much time to work on this over the next few weeks, getting married on Friday. But if I manage to get anything else done I'll make sure to put it up.