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Record W1608375633

MODU Ocean Express Disaster 1976

2013· article· en· W1608375633 on OpenAlexaff
M. C. Williams

Bibliographic record

VenueThe Journal of Macrodynamic Analysis (Memorial University of Newfoundland) · 2013
Typearticle
Languageen
FieldEngineering
TopicMaritime Navigation and Safety
Canadian institutionsMemorial University of Newfoundland
Fundersnot available
KeywordsGeologyEnvironmental science
DOInot available

Abstract

fetched live from OpenAlex

The MODU Ocean Express was a self elevating mobile offshore drilling unit operating in the Gulf of Mexico East of Mustang Island off Corpus Christi Bay, Texas.On April 14 th 1976, the Ocean Express was under tow to another drilling destination approximately 33 miles away executed by a third party barge mover and three assistance tugs.On the morning of April 14 th the Ocean Express departed Block 803 for Block A-57 on what industry deemed a "short move" with an unaccounted for deadweight, decreased freeboard and a noticeable port list.Near midnight on the 14 th once the rig arrived and began jacking operations at the new site, the weather deteriorated and the seas worsened.The mat at the base of the jacking legs was held in a lessthan-ideal intermediate position and the barge mover order the tugs to hold fast and wait out the weather.The heavy seas burst one tow line connecting the tug off the bow of the Ocean Express.Shifting weights on deck and lack of directional control from the tugs in combination with flooding due to boarding seas and possible grounding caused the developments of a starboard list and eventual capsizing of the platform late in the evening of April 15 th .The platform was successfully evacuated of all crew members including the barge mover; however the third of three survival capsules launched capsized, claiming the lives of 13 of the 20 crew aboard.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.041
Threshold uncertainty score0.134

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0040.001
Scholarly communication0.0030.001
Open science0.0010.003
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0400.006

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.004
GPT teacher head0.172
Teacher spread0.168 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations1
Published2013
Admission routes1
Has abstractyes

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