Results 131 to 140 of about 215,344 (356)

Railways and demographic change [PDF]

open access: yes, 2015
International audienceThe text studies the interactions between railway network and dynamics of settlement, demographic change and urban growth in the long term.
Baron, Nacima
core   +2 more sources

Experimental study on the impact of traffic‐induced vibrations on early‐age concrete

open access: yesStructural Concrete, EarlyView.
Abstract The COUNT (Concreting under Traffic) research project systematically examined the effects of traffic‐induced vibrations on early‐age, hardening concrete—a critical issue for bridge construction and renovation. Traffic closures are often imposed during such projects to mitigate potential damage from vibrations.
Christian Gasser   +6 more
wiley   +1 more source

Internet of things for high-speed railways [PDF]

open access: diamond, 2021
Guidong Zhong   +3 more
openalex   +1 more source

Concrete in architecture: Redefining form, space, function, and insights from bibliometric analysis

open access: yesStructural Concrete, EarlyView.
Abstract Concrete has become a cornerstone in architectural and engineering innovation, as it seamlessly integrates structural performance with artistic expression. Its evolution from ancient opus caementicium to contemporary ultra‐high‐performance concrete illustrates its adaptability to the change in technological, environmental, and design paradigms.
Mouhcine Benaicha   +2 more
wiley   +1 more source

Lateral Shear Stress Calculation Model Based on Flow Velocity Field Distribution from Experimental Debris Flows

open access: yesInternational Journal of Disaster Risk Science
Debris flows continuously erode the channel downward and sideways during formation and development, which changes channel topography, enlarges debris flow extent, and increases the potential for downstream damage.
Yan Yan   +7 more
doaj   +1 more source

Research on a Drone‐Based Vacant Parking Detection System

open access: yesIEEJ Transactions on Electrical and Electronic Engineering, EarlyView.
It can be difficult to know which spaces are available in parking lots and bicycle parking areas, so knowing the availability status is necessary for efficient parking. Therefore, in this study, we developed the drone that can display the availability status. Availability is determined by whether it can read a QR code attached to the ground. To conduct
Hiroki Mineshita   +2 more
wiley   +1 more source

Collaborative stress of concrete-filled steel tube tied-arch beam-column support based on the double-layer elastic foundation beam theory

open access: yesFrontiers in Built Environment
The construction of concrete-filled steel tube tied-arch bridges typically employs the “beam first and arch later” methodology. In this approach, tie beams are initially constructed on temporary supports, followed by the erection of the arch ribs.
Jiazhu Tong   +3 more
doaj   +1 more source

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