After being suspended from docking submarines for over three months, Dry Dock 4 at Puget Sound Naval Shipyard has returned to service and welcomed USS Pennsylvania (SSBN 735) to the facility, the ...

USS Pennsylvania (SSBN 735) is docked for its Extended Refit Period May 11 at Puget Sound Naval Shipyard & Intermediate Maintenance Facility. U.S. Navy Photo.

USS Pennsylvania (SSBN 735) enters Dry Dock 4 at Puget Sound Naval Shipyard & Intermediate Maintenance Facility May 11 to begin its Extended Refit Period. BREMERTON — Updated.