The Waste Isolation Pilot Plant (WIPP) is an underground repository for solid wastes generated by research and manufacture of nuclear weapons for the U.S. arsenal. It is located near Carlsbad, New Mexico. There are major problems with respect to fire training and firefighting vehicles. Its fleet is in disrepair after years of neglect according to the U.S.
Cerberus Nuclear and Assystem have been chosen to supply the Spherical Tokamak for Energy Production (STEP) reactor in-board shield design as part of the STEP Engineering Framework. STEP is intended to be the prototype for a U.K. nuclear fusion energy power plant.