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Record W2013922312 · doi:10.1061/9780784413067.134

Load Test Procedures for In-Service Shiploaders

2013· article· en· W2013922312 on OpenAlex
D. E. Leonard, Ruth Thomson

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.
aboutThe title or abstract carries a Canadian signal from the geographic lexicon.

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldEngineering
TopicMechanical Failure Analysis and Simulation
Canadian institutionsD-Wave Systems (Canada)
Fundersnot available
KeywordsBoomLoad testingService (business)Computer scienceDesign loadReliability engineeringPoint (geometry)Test (biology)EngineeringSimulationStructural engineering

Abstract

fetched live from OpenAlex

Transport Canada, the regulatory body that sets and monitors port and marine facility service standards in Canada, now requires that in-service load tests prescribed in the Canada Shipping Act be applied to bulk material shiploaders that have historically only been load tested during initial commissioning as proof of the design and construction prior to entering service. Load testing requirements include applying a Test Load equal to between 110% and 125% of the Safe Working Load (SWL) over the full range of machine motions, and these tests must be carried out every 5 years. The codes and standards used to design these machines do not require that lateral loads associated with the movements of the machine be taken into consideration in combination with significant loads, which were considered to be applied either statically or independent of other special loads. The SWL of the machine must first be determined, which represents the loads that could reasonably be foreseen as being applied to a machine over its operating life, typically a point load applied at the boom tip in combination with a number of distributed loads applied over the length of the boom. To verify the appropriateness of the SWL, detailed structural modeling is undertaken or original design loads and drawings are reviewed, if available, and a detailed visual, non-destructive condition assessment of the machine is completed. Finally, several methods have been developed to efficiently apply the Test Load in a manner that simulates the factored maximum in-service loads estimated to occur over the operating life of a machine. This paper is not intended to be a comprehensive manual on undertaking load tests on in-service shiploaders. Persons performing such tests must make their own determinations and assume sole responsibility for testing procedures, requirements and results.

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.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.486
Threshold uncertainty score0.422

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

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 head0.014
GPT teacher head0.222
Teacher spread0.209 · 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