Results 61 to 70 of about 8,074 (196)

Vision language models for bridge inspections: A review of applications in image‐based damage documentation

open access: yesStructural Concrete, EarlyView.
Abstract Automating bridge inspections requires more than detecting individual damage instances. It demands systems capable of describing, contextualizing, and interpreting damage in an inspection‐relevant manner. Conventional computer vision approaches, such as object detection and segmentation, primarily address visual recognition tasks and are ...
Rona Firdes Çelik   +2 more
wiley   +1 more source

Caisson for Pier 5, Tacoma Narrows Bridge construction, March 22, 1939 [PDF]

open access: yes, 1939
Caption on image: Top View of False bottom of Caisson for Pier 5, Tacoma Narrows Bridge. 3-22-39. Simmer 15. PH Coll.
Simmer
core  

Feasibility Study of Using Engineered Cementitious Composite and High-Strength Bars in Rigid Bridge Piers Based on Seismic Vulnerability Analysis

open access: yesShock and Vibration, 2020
The main function of pier is to transmit the load from superstructure to foundation reliably. Under earthquake action, the main failure reason of bridge is the damage of bridge pier.
Jie Li   +5 more
doaj   +1 more source

Deflection‐based assessment of residual prestress in simply‐supported bridges accounting for creep variability

open access: yesStructural Concrete, EarlyView.
Abstract Several test methods have been proposed in the literature for measuring the level of residual prestress, most of them involving either semi‐ or fully destructive techniques for local measurements which could be highly sensitive to boundary conditions and execution details.
Giuseppe Zarrella   +2 more
wiley   +1 more source

Research on Monitoring Technology for Frame Piers of Continuous Box-Girder Bridges Constructed by the Cantilever Method

open access: yesBuildings
This paper focuses on the analysis of the stress state of a large-span frame pier-continuous box girder bridge with pier crossbeams anchored by pier crossbeams on the main pier of the Guangfo-Zhao Expressway.
Fanggang Liu   +6 more
doaj   +1 more source

Interference of Scouring action between Pier and Abutment: Primary Approach [PDF]

open access: yesEngineering and Technology Journal, 2008
Presented here are the results of a limited experimental program dealing withthe problem describing the scour , which is formed around bridge pier neighboringabutment .
Jaafar Sadeq Maatooq
doaj   +1 more source

BEHIND THE FACES OF AESTHETICIZED URBANISM IN TUNXI, CHINA

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract Urban policy in China has become increasingly predicated on securing an approved aesthetic that reflects ideological campaigns and political programmes. In highlighting the role of the aesthetic in Chinese urbanism, this article argues that the party‐state draws on an aesthetic palette that places the contemporary urban landscape in a ...
Yanpeng Jiang, Paul Waley, Asa Roast
wiley   +1 more source

Forms for pier caisson, Tacoma Narrows Bridge construction, March 31, 1939 [PDF]

open access: yes, 1939
Caption on image: Tacoma Narrows Bridge, Sectional Forms for Pier Caisson Concrete, Showing Wedging System. 3-31-39. Simmer 29. PH Coll.
Simmer
core  

Damage Assessment of an RC Pier under Noncontact Blast Loading Based on P-I Curves

open access: yesShock and Vibration, 2018
Since the 9.11 attacks in New York, terrorist attacks, military strikes, and accidental explosions have caused serious damage to various infrastructures around the world. Accidental traffic explosions in bridge engineering have occurred frequently due to
Lu Liu   +3 more
doaj   +1 more source

300 Years of Degradation in Wales Estuaries and Coasts

open access: yesNatural Resources Forum, EarlyView.
ABSTRACT The world's oceans are in a severe state of degradation, yet our understanding of that degradation is often based on changes observed only in the past 20–50 years. This narrow view leads to marine conservation efforts that aim to preserve already degraded ecosystems, shaped by shifted ecological baselines.
Richard K. F. Unsworth   +3 more
wiley   +1 more source

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