retired ns (nuclear ship) savannah, anchored at baltimore, md, underwent a renovation in 2018 which required cutting into the nuclear containment vessel to gain access to the reactor. bluegrass engineered and fabricated bespoke equipment for the confined space to cut, lift and move the 2 ton containment wall cut blocks. the removal of the cut segments had to all be done in a very confined space mostly by manual labor and an elaborate pulley system designed specifically for this job alone.