 New Jersey fired on coastal batteries and buildings at Kojo 16 April; on railway track and tunnels near Hungnam 18 April; and on gun emplacements around Wonsan Harbor 20 April, silencing them in five areas after she had herself taken several near misses. Songjin provided targets 23 April. Here New Jersey scored six direct 16 inch (406 mm) hits on a railroad tunnel and knocked out two rail bridges.
