AHV : Anchor handling vessel
Catenary : Deflections of a mooring line suspended or attached at two points caused by the weight of the mooring line
Chain Locker : A compartment below the vessel's deck in which mooring chain can be stored
Chase Wire : Length of wire rope used as the primary component when chasing to anchors to unseat or when running out anchors to deploy
Chaser : A ring-like component secured around the mooring wire/chain
Configuration : A listing of mooring components in a specific mooring system, including anchor, wire, chain, connecting links, etc.
Jewelry : Various components used to connect mooring chain, wire, and anchors
JSA : Job Safety Analysis
MMS : Minerals Management Service
MODU : Mobile Offshore Drilling Unit. A generic term for several classes of self-contained floatable or floating drilling machines such as jackups, semisubmersibles, and submersibles.
OIM : Offshore Installation Manager
PCC : Permanent chain chaser
Pop-Up Pins : Pins located near the stern roller of an anchor handling vessel used primarily to secure mooring chain, wire, and other components during mooring operations
Shark Jaw : A device located near the stern roller of an anchor handling vessel used primarily to secure mooring chain, wire, and other components during mooring operations
Tugger : Small winches typically located forward of the back deck on the port and starboard sides and used to assist in handling smaller loads
Work Wire : shorter length of wire rope, usually attached directly to the winch drum
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