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Record W2493590987 · doi:10.1680/jwarm.15.00006

Attitudes towards recycling on construction sites

2016· article· en· W2493590987 on OpenAlexaffabout
Vivian W.Y. Tam, Jane J. L. Hao

Bibliographic record

VenueProceedings of the Institution of Civil Engineers - Waste and Resource Management · 2016
Typearticle
Languageen
FieldEngineering
TopicRecycled Aggregate Concrete Performance
Canadian institutionsToronto Metropolitan University
Fundersnot available
KeywordsConstruction wasteIncentiveConstruction industryConstruction managementBusinessEngineeringEnvironmental planningEnvironmental resource managementConstruction engineeringCivil engineeringWaste managementEnvironmental scienceEconomics

Abstract

fetched live from OpenAlex

Waste management is a major area of concern for construction industries around the world. As the general public becomes more environmentally aware, waste management policies need to be evaluated with a view to making them more effective. With the number of environmental friendly construction projects on the increase, this study examines the attitude towards recycling on construction projects in contextual and applicational issues within Toronto, Canada. A number of theoretical factors causing waste and restricting construction projects from recycling are examined, and the current state of the Toronto construction industry is investigated by conducting a questionnaire survey of key personnel working in the field of construction project management. The aim is to determine what restricts construction sites from recycling and what would create incentives for this to become a more popular practice. The study found that compared with construction industries in other parts of the world, the Toronto construction industry is doing relatively well in terms of recycling and waste management. This paper can provide references for effective implementation of waste management in construction.

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)0.002
metaresearch head score (Gemma)0.004
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: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.278
Threshold uncertainty score0.552

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0020.004
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0020.002
Scholarly communication0.0020.000
Open science0.0000.001
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0050.000

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 head0.007
GPT teacher head0.186
Teacher spread0.179 · 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

Citations23
Published2016
Admission routes2
Has abstractyes

Explore more

Same venueProceedings of the Institution of Civil Engineers - Waste and Resource ManagementSame topicRecycled Aggregate Concrete PerformanceFrench-language works237,207