Results 21 to 30 of about 84,087 (308)

Proposta de previsão da capacidade de carga à tração de estacas tipo hélice contínua em solos granulares

open access: yesRevista Principia, 2020
Foundations projects must present security measures concerning the structural element and soil-structure system failure and acceptable displacements.
Caio Cardoso Scipião   +1 more
doaj   +1 more source

Analysis on Response of a Single Pile Subjected to Tension Load Considering Excavation Effects

open access: yesApplied Sciences, 2022
With the development of urbanization, numerous excavations are carried out to facilitate the development of underground space. As a support for tunnel structures, uplift piles are often installed prior to tunnel excavation.
Zan Li, Songyu Liu, Kai Wu, Taishan Lu
doaj   +1 more source

Influence of Water on Anchor Plate Behavior in Sandy Soil with and Without Improvement [PDF]

open access: yesE3S Web of Conferences, 2023
Plate anchors are one of the most common types of ground anchors used in foundation systems, as they transfer loads from the foundation to the soil to prevent overturning the foundation and overcome the forces that could threaten the integrity of the ...
Mahdi Hasan Falih, Aziz Laith Jawad
doaj   +1 more source

Comorbidities of patients in tiotropium clinical trials : comparison with observational studies of patients with chronic obstructive pulmonary disease [PDF]

open access: yes, 2015
Acknowledgments The authors are fully responsible for all content and editorial decisions made, were involved at all stages of manuscript development, and have approved the final version for publication.
Celli, Bartolome   +5 more
core   +1 more source

Numerical Investigation of Uplift Failure Mode and Capacity Estimation for Deep Helical Anchors in Sand

open access: yesJournal of Marine Science and Engineering, 2023
The uplift capacity of helical anchors is generally taken as the control condition for design in different applications, including transmission tower foundations and offshore structures. However, it is difficult to identify the failure surface for a deep
Chi Yuan   +3 more
doaj   +1 more source

Non-linear analysis of two-layer beams with interlayer slip and uplift [PDF]

open access: yes, 2011
A new mathematical model for the non-linear analysis of two-layer planar beams considering flexible connections is introduced and an effective, strain-based finite element numerical solution method derived.
Kroflič, Aleš   +2 more
core   +1 more source

The inspiratory capacity/total lung capacity ratio as a predictor of survival in an emphysematous phenotype of chronic obstructive pulmonary disease. [PDF]

open access: yes, 2015
BackgroundForced expiratory volume in 1 second (FEV1) grades severity of COPD and predicts survival. We hypothesize that the inspiratory capacity/total lung capacity (IC/TLC) ratio, a sensitive measure of static lung hyperinflation, may have a ...
Balfe, David   +4 more
core   +1 more source

Axial Uplift Behaviour of Belled Piers in Coarse-Grained Saline Soils

open access: yesAdvances in Civil Engineering, 2018
Bearing capacity of belled pier foundation is critical in designing transmission lines in coarse saline soil region. This paper describes model test results on belled pier foundations.
Jian Xu   +4 more
doaj   +1 more source

Testing of innovative foundations of 400 kV OHL transmission towers

open access: yesBudownictwo o Zoptymalizowanym Potencjale Energetycznym, 2022
The work describes structural solutions and tests of geotechnical capacity of innovative monolithic-prefabricated foundations. The investigated foundations were shaped as sloped footing pad foundations intended for the foundation of lattice steel 400 kV ...
Sławomir Labocha   +1 more
doaj   +1 more source

Development and Mechanical Property Analysis of a Novel Uplift Pile Incorporating Composite Anchors

open access: yesBuildings, 2023
This paper presents a novel design for uplift piles incorporating a composite-anchor system. The composite-anchor system consists of steel strands, a non-expansion grouting body, and a high-strength steel pile.
Zongyuan Mao   +3 more
doaj   +1 more source

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