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Record W2249066612

Asset Management Plan for the Ambassador Bridge

2009· article· en· W2249066612 on OpenAlexaboutno aff
Michael F Britt, Michael J. Borzok

Bibliographic record

VenueTransportation research circular · 2009
Typearticle
Languageen
FieldEngineering
TopicInfrastructure Maintenance and Monitoring
Canadian institutionsnot available
Fundersnot available
KeywordsBridge (graph theory)EngineeringPlan (archaeology)Transport engineeringAsset managementWindsorBridge maintenanceAsset (computer security)Transportation infrastructureResource (disambiguation)Civil engineeringBusinessFinanceComputer scienceComputer securityEnvironmental scienceGeography
DOInot available

Abstract

fetched live from OpenAlex

Opened to traffic on November 15, 1929, the Ambassador Bridge is an international crossing spanning the Detroit River between Detroit, Michigan, and Windsor, Ontario, Canada. At that time, the bridge’s 1,850-ft suspended span was the longest of any bridge in the world. It is owned, operated, and maintained by the Detroit International Bridge Company (DIBC). It is the number one U.S.–Canadian commercial crossing in terms of trade volume, carrying 23% of all surface trade between the two countries. The Michigan Department of Transportation (MDOT), with the support of FHWA and cooperation from DIBC and other local stakeholders, has broken ground on the largest single construction contract that MDOT has ever undertaken, the $170 million Ambassador Bridge Gateway Project (ABGP). The ABGP is a major freeway reconstruction effort that will enhance commercial access to the Ambassador Bridge while improving traffic flow and safety on local roads. The project, which began in the summer of 2007, will include a reconstructed I-75–I-96 interchange with new connections to the Ambassador Bridge Plaza. The DIBC has a long history of aggressive inspection, maintenance, repair, and reconstruction of its Ambassador Bridge transportation asset. Working with Modjeski and Masters, Inc., the DIBC formalized its plan for the continued preservation of the bridge through the development and implementation of an asset management plan. The plan assures MDOT, FHWA, and other interested stakeholders that the structure will continue to be maintained at a level that will be compatible with ABGP and able to safely and efficiently handle any additional traffic that will be generated upon its completion of construction in 2009. The asset management plan for the Ambassador Bridge has been developed with the entire life cycle of the bridge in mind. It is based on guidance issued by FHWA including the Asset Management Primer, dated December 1999, as well as bridge specific documents such as annual inspection reports. It focuses on the existing bridge but takes into consideration that its remaining useful life, until a major rehabilitation is undertaken, may be limited. The plan includes planning, programming, engineering, construction, inspection, maintenance, and operations. It recognizes that continued and sometimes significant investment must be made with respect to a broad set of objectives, including physical preservation, congestion relief, safety, security, economic productivity, and environmental stewardship. This paper and presentation documents the development and implementation of the plan by the DIBC and how its continued implementation facilitates the safe and efficient movement of goods and services between the two countries, enhances tourism, and improves the quality of life in communities near the bridge.

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)0.001
metaresearch head score (Gemma)0.002
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: Not applicable
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.066
Threshold uncertainty score0.220

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.002
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0020.001
Science and technology studies0.0020.000
Scholarly communication0.0030.001
Open science0.0010.002
Research integrity0.0020.002
Insufficient payload (model declined to judge)0.0660.012

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 head0.048
GPT teacher head0.323
Teacher spread0.274 · 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 designNot applicable
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

Citations0
Published2009
Admission routes1
Has abstractyes

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