Creep Effects on an Existing Composite Steel-Concrete Structure
Bibliographic record
Abstract
Steel-concrete composite structures are widely used in modern construction, resulting in highly efficient and robust systems.However, the long-term performance of these structures is significantly affected by concrete creep.This study investigates the long-term effects of concrete creep on the performance of a roof system composed of steel, steel-concrete composite and Reinforced Concrete (RC) elements, in accordance with the Italian Building Code.Using a Finite Element (FE) analysis of the roof, the forces and stresses in the structural members and the displacements of the roof structure are evaluated for the short and long-term conditions.The results show that concrete creep leads to a significant increase in the downward vertical displacement and in the deflection of the composite steelconcrete beams.The study also examines the redistribution of forces due to creep between the structural elements and the corresponding changes in concrete and steel stresses.The results highlight the importance of considering concrete creep in the design and analysis of composite steel-concrete systems to ensure structural safety and serviceability.
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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 | 0.000 | 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".