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Record W593481142

Pervious Concrete Pavement -- A Sustainable Alternative

2011· article· en· W593481142 on OpenAlex
Vimy Henderson, Susan Tighe

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.

aboutThe title or abstract carries a Canadian signal from the geographic lexicon.
no affNo Canadian affiliation: this work is invisible to an affiliation-only frame.
No Canadian affiliation. An affiliation-only frame, the usual design, would never have seen this work. It is one of the works that make the case for inverting the frame.

Bibliographic record

VenueTransportation Research Board 90th Annual MeetingTransportation Research Board · 2011
Typearticle
Languageen
FieldEnvironmental Science
TopicUrban Stormwater Management Solutions
Canadian institutionsnot available
Fundersnot available
KeywordsPervious concreteSubgradeSurface runoffEnvironmental scienceDrainageStormwaterCivil engineeringPavement engineeringGeotechnical engineeringEngineeringCementAsphaltGeography
DOInot available

Abstract

fetched live from OpenAlex

Pervious concrete pavement offers benefits to transportation and environmental engineers. The ability of pervious concrete pavement to drain water from the surface reduces demand on the stormwater management system and decreases or eliminates runoff. The elimination of runoff is beneficial to the surrounding area by reducing pollution and preventing heated water from entering water sources. The light color and open structure of pervious concrete pavement also decreases the likeliness of the development of heat island effects which are often caused by dark surfaces such as parking lots. Pervious concrete pavement has traditionally been used in warm climates that do not experience freeze-thaw cycling. The pavement structure determines if water will infiltrate naturally into the subgrade or be moved away from the pervious concrete pavement area. The ability of pervious concrete pavement to rejuvenate the local ground water and support vegetation is beneficial, especially in urban environments. Research is currently on going at the University of Waterloo, Waterloo, ON Centre for Pavement and Transportation Technology (CPATT) in partnership with the Cement Association of Canada (CAC) and industry members throughout Canada. The outcome of this project will include a design, construction and maintenance guide for the use of pervious concrete pavement in freeze-thaw climates, focusing on Canada. This paper outlines many applications for using pervious concrete pavement to achieve sustainability. Findings from numerous test sites in Canada are included. The drainage rate of pervious concrete pavement is high in comparison to the maximum rainfall rate that is experienced throughout Canada. Considering this, pervious concrete pavement has many applications where it can be implemented to handle runoff or drainage from a larger impervious surface area. Various applications of pervious concrete pavement and the associated benefits and challenges are outlined in this paper. Pervious concrete pavement offers many benefits but should be used in suitable applications. Current test sites within Canada are presented as well as other applications for pervious concrete pavement. Applications can result in increased sustainability through environmental, societal and economic benefits

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)0.007
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow), Science and technology studies, Insufficient payload (model declined to judge)
Consensus categoriesInsufficient payload (model declined to judge)
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.162
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0070.000
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.003
Science and technology studies0.0020.002
Scholarly communication0.0000.002
Open science0.0010.000
Research integrity0.0000.002
Insufficient payload (model declined to judge)0.0120.002

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 head0.075
GPT teacher head0.334
Teacher spread0.260 · 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