Bibliographic record
Abstract
Hogarth Flyover is one of west London’s most notorious flyovers, carrying 10 500 vehicles over Hogarth Roundabout every day. The 250 m long, single-lane structure was built in 1971 as a temporary measure to reduce traffic congestion at the roundabout, with an estimated design life of around 5 years – and is still in use today after nearly 50 years. Following a detailed review and structural assessment by Conway Aecom, the structure was deemed to be in a seriously poor condition. A substandard bridge management system was instigated, followed by an accelerated scheme to demolish and reconstruct the flyover’s concrete deck. To meet the 6-week closure window imposed by Transport for London, repairs were made by clamping new concrete deck panels to the existing steel work supports, which were also repaired. The restorations also coincided with the summer school holidays, minimising the disruption to traffic. Hogarth Flyover was reopened to the public on 31 August 2014, 10 h ahead of schedule. This paper outlines the logistical and technical challenges that were encountered in ensuring that the flyover remained open despite its condition and returning it to a condition fit for its status as a strategic infrastructure asset.
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 imitationNot 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.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.001 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.000 |
| Science and technology studies | 0.002 | 0.001 |
| Scholarly communication | 0.003 | 0.001 |
| Open science | 0.001 | 0.002 |
| Research integrity | 0.001 | 0.001 |
| Insufficient payload (model declined to judge) | 0.069 | 0.013 |
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 source (direct Gemma or distilled Codex), 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".