Haiyang Unit 1: Containment Vessel Top Head


The containment vessel top head (CVTH) was placed at Unit 1 on March 29, 2013.  It is the final section of the containment vessel and weighs approximately 1.3 million pounds.  Multiple pieces of critical plant equipment – including the reactor vessel, steam generators, reactor vessel internals, integrated head package and polar crane – were placed in the containment vessel prior to CVTH placement.