The Featured image is prototype of the joint solution we are leaning towards and the image below shows a prototype of another joint solution. They both looked at solving the issue of too much weight being put in this location and feasibility of construction. The two options would be simple, and cut the weight tremendously. The above option is more ridged while the below option would be far more flexible. The above one is featured though, because it would have a more one-to-one connection with a parametric definition.
Below is a screenshot of the free form shape derived from using kangaroo.