A Geocomposite Barrier for Hydrocarbon Containment in the Arctic
Bibliographic record
Abstract
ABSTRACT: The paper describes the background and remediation steps that were taken to contain migration of a subsurface hydrocarbon contaminant plume at a site in the Canadian Arctic. A composite liner consisting of a novel fluorine surface-treated high-density polyethylene geomembrane and a geosynthetic clay liner was selected as the short-term (several years) barrier solution. The paper describes the design details, the selection criteria, and the challenges that were overcome to install the barrier system. A complimentary program of site monitoring is underway together with a parallel program of laboratory testing investigating the long-term effects of freeze-thaw, low temperatures, and contact with jet fuel on specimens of the barrier components. Results from site monitoring show that the barrier system is performing as planned three years after installation. Laboratory tests completed to date show that the geosynthetic barrier materials can be expected to maintain acceptably low rates of hydrocarbon diffusion and advection well beyond the original 3-year design life of the barrier system.
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 distilled prediction
Teacher imitationNot 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.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.001 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
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".