SS Gem State (T-ACS-2) assigned to Maritime Prepositioning Ship Squadron Three and is maintained in a five-day readiness status (ROS 5). SS Gem State (T-ACS-2) SS "Gem State" (T-ACS-2) is a crane ship in Ready Reserve for the United States Navy. The ship was named for the state of Idaho, which is also known as the "Gem State". Gem State was laid down on 30 May 1965, as the a combination breakbulk-container ship, SS "President Monroe", ON 501712, IMO 6520911, a Maritime Administration type (C6-S-1qa) hull, under MARAD contract (MA 165). Built by National Steel and Shipbuilding Company, San Diego, CA, hull no. 340,
SECS/GEM Generally speaking, the SECS/GEM standard defines messages, state machines and scenarios to enable factory software to control and monitor manufacturing equipment. The GEM standard is formally designated and referred to as SEMI standard E30, but frequently simply referred to as the GEM or SECS/GEM standard. GEM intends "to produce economic benefits for both device manufacturers and equipment suppliers..." by defining "... a common set of equipment behavior and communications capabilities that provide the functionality and flexibility to support the manufacturing automation programs of semiconductor device manufacturers" [SEMI E30, 1.3]. GEM is a standard implementation of the SECS-II standard, SEMI standard