This collection includes several difference models of various industrial equipment. There is a dearator column complete with several levels of platforms and access cages, mesh and ladders. A skid platform frame 2 levels high, a bridged walkway with handrails, a crane lift system, columnar piping from a wellhad, a ladder cage and several small vessels (injector pumps)
The model is native in modo, which is where the rigging for the doors opening and closing is done and animated. The door rig, uses the bolt latch, swing locks and handles to all sequence into a single open and closing slider.