Results 11 to 20 of about 10,005,809 (327)

Calculation Method of the Finite Soil Pressure for a New Foundation Pit Adjacent to an Existing Subway Station

open access: yesApplied Sciences, 2023
The study aimed at the simple prediction problem of finite soil pressure for a new foundation pit adjacent to an existing subway station. Failure modes of the finite soil were proposed.
Zhenbo Zhang   +4 more
doaj   +1 more source

Causes and statistical characteristics of bridge failures: A review

open access: yesJournal of Traffic and Transportation Engineering (English ed. Online), 2022
Bridge failure, which is generally associated with serious economic and life losses, is defined as the incapacity of a constructed bridge or its components to perform as specified in the design and construction requirements.
Guojing Zhang   +4 more
doaj   +1 more source

A novel method of dynamic monitoring and parameter estimation for rock-fall based on multichannel SAR

open access: yesGeomatics, Natural Hazards & Risk, 2020
Rock-fall incidents have the characteristics of multiple, sudden and random, which threaten the surrounding buildings and traffic lines. This paper studied the monitoring and prediction of rock falls with a new synthetic aperture radar (SAR) technology ...
Qian Zhang   +4 more
doaj   +1 more source

Fatigue Reliability Assessment for Orthotropic Steel Bridge Decks Considering Load Sequence Effects

open access: yesFrontiers in Materials, 2021
Fatigue damage accumulations would dramatically reduce the reliability and service life of the orthotropic steel decks. Incorrect fatigue assessment results may be obtained when load sequence effects are omitted. In the present study, fatigue reliability
Jun-Hong Xu   +3 more
doaj   +1 more source

Structure functions at large x [PDF]

open access: yes, 2001
Structure function data together with other measurements from fixed-target deep inelastic scattering and hadron-hadron collider experiments which contribute to our knowledge of the parton density functions are reviewed.
Adloff C (H1 Collaboration)   +14 more
core   +4 more sources

Large Scale Structure in CHILES [PDF]

open access: yes, 2019
We demonstrate that the Discrete Persistent Source Extractor (DisPerSE) can be used with spectroscopic redshifts to define the cosmic web and its distance to galaxies in small area deepfields.
Fernandez, Ximena   +5 more
core   +2 more sources

Evolution Patterns of Frost-Heaving Pressure with Partial Ponding in Cold Region Tunnels

open access: yesGeofluids, 2022
The calculation of the frost-heaving pressure is one of the key issues in the frost-resistant design of tunnels in cold regions. To reveal the frost heave mechanism of partial ponding behind the tunnel linings, a three-dimensional geo-mechanical model ...
Xinyu Zheng   +4 more
doaj   +1 more source

Velocity estimation of rock-fall in multi-channel SAR system with low PRF sampling

open access: yesGeomatics, Natural Hazards & Risk, 2020
Rockfalls influence the safety of the surrounding infrastructure and the normal operation of transportation lines. The application of synthetic aperture radar (SAR) technology is a new method of rock-fall monitoring and disaster prediction.
Lili Hou, Qian Zhang
doaj   +1 more source

Numerical and experimental studies on press-bolt joints for sheet metal applications - Static strength assessment

open access: yesJournal of Advanced Joining Processes, 2022
The article is about press-bolts which are installed by cold forming in sheet metal constructions. Those fasteners belong to functional elements available in form of press-nuts as well as press-bolts. This paper is focused on press-bolt joints, which are
Christian Denkert   +7 more
doaj   +1 more source

Structure Preserving Large Imagery Reconstruction [PDF]

open access: yes, 2014
With the explosive growth of web-based cameras and mobile devices, billions of photographs are uploaded to the internet. We can trivially collect a huge number of photo streams for various goals, such as image clustering, 3D scene reconstruction, and ...
Hitz, Markus   +4 more
core   +3 more sources

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