Results 21 to 30 of about 95,616 (388)

Integral bridge abutments in response to seasonal temperature changes: State of knowledge and recent advances

open access: yesFrontiers in Built Environment, 2022
Expansion and contraction of integral abutment bridges due to temperature changes force integral bridge abutments (IBAs) to move toward and away from the backfill, thus increasing horizontal earth pressures behind the abutments and inducing bending ...
Hao Liu, Jie Han, Robert L. Parsons
doaj   +1 more source

Comparative Evaluation of the Stresses on the Terminal Abutment and Edentulous Ridge in Unilateral Distal Extension Condition when restored with Different Prosthetic Options: An FEA Analysis [PDF]

open access: yesInternational Journal of Prosthodontics and Restorative Dentistry, 2023
Purpose: The purpose of this finite element analysis (FEA) was to evaluate and compare the stresses on the terminal abutment and edentulous ridge in unilateral distal extension conditions when restored with different prosthetic options.
Mansi Girotra   +5 more
doaj   +1 more source

The Carter Constant for Inclined Orbits About a Massive Kerr Black Hole: I. circular orbits [PDF]

open access: yes, 2010
In an extreme binary black hole system, an orbit will increase its angle of inclination (i) as it evolves in Kerr spacetime. We focus our attention on the behaviour of the Carter constant (Q) for near-polar orbits; and develop an analysis that is ...
Houde, M.   +2 more
core   +3 more sources

Integral abutment bridges: Investigation of seismic soil‐structure interaction effects by shaking table testing

open access: yesEarthquake engineering & structural dynamics (Print), 2020
In recent years there has been renewed interest on integral abutment bridges (IABs), mainly due to their low construction and maintenance cost. Owing to the monolithic connection between deck and abutments, there is strong soil‐structure interaction ...
G. Fiorentino   +13 more
semanticscholar   +1 more source

The Estimation Modeling of Abutment Volume with Variations of Bridge Span, Abutment Height, and Seismic Zone

open access: yesJournal of the Civil Engineering Forum, 2021
The initial cost of a bridge project determined using an estimation model depends on the dimensions, types, and materials but only a few studies have included bridge location as a determinant variable. The inclusion of the location is, however, important
Dicky Rahadian Mahendra   +1 more
doaj   +1 more source

Bridge distress caused by approach embankment settlement [PDF]

open access: yes, 2008
Surtees Bridge, which carries the A66(T) over the River Tees near Thornaby-on-Tees in the UK, has been showing signs of distress that predate its opening in 1981.
Allied Exploration and Geotechnics Limited   +20 more
core   +1 more source

Antibacterial Properties of Nano-Ag Coating on Healing Abutment: An In Vitro and Clinical Study

open access: yesAntibiotics, 2020
Peri-implantitis is an inflammatory disease with a relevant focus on the long-term success of dental implants and implant-supported prostheses. The present study focuses on the antibacterial effect of the silver nanoparticle and investigated the ...
Tetsurou Odatsu   +6 more
semanticscholar   +1 more source

Retention of removable partial denture with double crowns [PDF]

open access: yesStomatološki glasnik Srbije, 2004
The aim of this paper is to explain the mechanisms of retention with double crowns, examine the possibility of improving the process of measuring the forces of separating double crowns and suggest the measures for optimizing the retention forces with ...
Stamenković Dragoslav, Stančić Ivica
doaj   +1 more source

Hybrid-abutment-restoration: effect of material type on torque maintenance and fracture resistance after thermal aging

open access: yesInternational Journal of Implant Dentistry, 2020
Purpose To evaluate the tightening torque maintenance with zirconia, lithium disilicate, and polyetheretherketone (PEEK) hybrid-abutment-crowns after thermal aging, in addition to assess the fracture resistance of hybrid-abutment-crowns fabricated with ...
W. Al-Zordk, Ahmed M. Elmisery, M. Ghazy
semanticscholar   +1 more source

Effect of L-shaped slots on scour around a bridge abutment

open access: yesWater Practice and Technology, 2021
Local scour is the most significant cause of bridge failure. Providing a short abutment with a straight slot has proved to be an effective method for reducing scour at this abutment.
Neveen Y. Saad   +2 more
doaj   +1 more source

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