Sorry Jonathan,  I think for now I am unable to match your exact configuration but enjoyed the challenge and actually tried and learned something brand new.  I am presently working on some deck and stair suggestions for Dermot and will include your example if you don't mind.  I will also post my railing panel and test plan for you to take a look at and anyone else that may have the skills to take it to the completion stage.  I think I can achieve everything you need with standard tools except fo