Our Facility

Mare Island Dry Dock, LLC operates on an 18+ acre site of land.
The site, located on Mare Island, is the home of both Dry Dock #2 and Dry Dock #3.
Both are active concrete graving docks with the largest capacity being a length of 720 feet.

Both Dry Docks can accommodate ships under fully loaded conditions.  Mare Island Dry Dock, LLC. has a secure berthing of up to 1,300 linear feet.

recent projects

Dry Dock 2

The first dry dock located on the shipyard is Dry Dock #2.

  • 720 feet long
  • 98 feet wide

Dry Dock 3

  • 680 feet long
  • 90.5 feet wide

Cranes

  • Crane B-1
    Certified at 67,000 lbs (33.5 tons)
  • Crane D-7
    Certified at 268,000 lbs (134 tons)
  • Crane D-3
    Certified at 56,000 lbs (28 tons)
  • Grove 165-ton Rough Terrain
    (image below)

Berthing

Three secure berthing options

  • Berth 12 - 650 feet
    Mooring up to 950 feet
  • Berth 13 - 400 feet
    Mooring up to 660 feet
  • Berth 14 - 200 feet
    Mooring up to 260 feet

165-Ton RT Crane

Services list

  • Dry Docking
  • Ship Repair & Conversions
  • Major Overhauls
  • Emergency Ship Services
  • Valve Repairs & Renewals
  • Machinery Repairs & Installation
  • Turbine Overhauls & Repairs
  • Reduction Gear Repairs
  • Structural Steel Renewal
  • Steel & Aluminum Fabrication
  • Vessel Berthing for Repair and Retrofit

Customers

  • Cruise Ships
  • Coastal Tankers and Barges
  • Ferries and General Transportation
  • Military Sealift Command
  • US Coast Guard
  • US Navy
  • Commercial Freighters and Bulk Carriers