Definition(s)
Moonpool Guidance System
Structure installed to prevent contact between the BOP stack and the structure of a floating MODU during the deployment and retrieval of the BOP stack.
Source: API SPEC 7K, Drilling and Well Servicing Equipment Upstream Segment, Fifth Edition, June 2010 (August 2010). Global Standards
Source:API SPECIFICATION 7K, Drilling and Well Servicing Equipment, Sixth Edition, December 2015. Global Standards