Relocated .. and some progress

My landlord moved the trailer down next to our cabin. This puts it in reach of the outdoor electrical outlet (30amp) that I installed. Just so I can weld and do other outdoor projects. The springs and one axle (the straight one) were sanded and painted black. The axles and tires are back on the trailer ... which aids in wheel well location and alignment. Today I started construction on the rear section of the wooden base. The base will be basically 3 parts that are connected together. The middle section is not as wide as the other two ... due to working around the wheel wells. Next I will need 5 sheets of plywood for the subfloor ... and so I can work on the issues pertaining to the plumbing for the bathtub and the sinks. That's the part that I'm trying to visualize right now. Once that is worked out, then I can get on with the side walls. Here's a photo