In a preferred embodiment, {HEAD ~ two central water rods} 114 which assist in cooling {TAIL ~ the fuel assembly} are inserted into the rod spacers and tie plate 
In a preferred embodiment , { HEAD ~ two central water rods } 114 which assist in cooling { TAIL ~ the fuel assembly } are inserted into the rod spacers and tie plate
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH