What You Need to Know: The U.S. Navy's four conventionally-armed Ohio-class submarines (SSGNs), converted ... modified to lockout-out chambers for Dry Deck Shelter (DDS), NavalNews.com explained.

Ohio-class guided-missile ... can also accommodate a Dry Deck Shelter (DDS), enhancing the SSGNs' SOF capabilities. During conversion, each SSGN received the Common Submarine Radio Room and ...

The Ohio-class offered improvements ... During deployment, the submarines spend approximately seventy days at sea, followed by twenty-five days in the dock for overhaul. Each of the SSBNs spends ...

The Nimitz-class aircraft carrier USS Ronald Reagan has begun a maintenance stint that will keep it from deployment for 17 ...