Results 51 to 60 of about 1,145 (124)
Performance Assessment of Friction Pendulum Bearings in Bridges via Data Assimilation
ABSTRACT Seismic isolation techniques are widely used in regions susceptible to earthquakes. From a long‐term maintenance perspective, it is crucial to develop methodologies for assessing the post‐installation performance of these systems based on monitored data.
Xinhao He +9 more
wiley +1 more source
Truss girder joint with a large diameter mechanical fastener
U radu je prikazan priključak spajalom velikog promjera za čvorove rešetkastih nosača velikih raspona. Eksperimentalnim istraživanjima i metodom konačnih elemenata provedena je analiza otpornosti i modula popustljivosti priključka.
Vlatka Rajčić +7 more
core +1 more source
Curved Integral Abutment Bridges [PDF]
Traditionally, expansion joints, expansion bearings, and other structural release mechanisms have been used on long, multi-span highway bridges to accommodate thermal movements of the bridge superstructure.
Thanasattayawibul, Narong
core
The plate girder bridge accounts for a large proportion of bridge types for its advantages of simple structure and convenience in construction. However, during the service stage, it is easy to suffer the hinge joint diseases, which badly weaken the ...
Xun Jingchuan +2 more
core +2 more sources
Coal wall spalling is regarded as a key technical problem influencing safe and efficient mining of large-mining-height working faces while the distribution of abutment pressure within the limit equilibrium zone (LEZ) influences coal wall spalling within ...
Weibin Guo, Shengwei Zhang, Yuhui Li
core +1 more source
The effect of fatigue loading on the screw joint stability of zirconium abutment
PurposeThis study evaluated the effect of fatigue loading on the screw joint stability of a zirconium abutment connected to an external hexagon implant in vitro.Materials and methodsFifteen titanium and 15 zirconia abutments of 3 different heights (5, 8,
Sasaki, Keita +3 more
core +1 more source
Evaluation of Specialized Concretes for the Repair of Damaged Continuity Joints in Prestressed Girder Bridges [PDF]
Precast, prestressed concrete simple span girder bridges made continuous through the use of continuity joints exhibit a great, structural advantage when dealing with additional dead and live loading across the deck.
Mesigh, Michael
core
Live Load Testing and Analysis of a 48-Year-Old Double Tee Girder Bridge
A 48-year-old prestressed double tee girder bridge located on Icy Springs road in Coalville, Utah, was tested for live load. The test measured strains, deflections and rotations.
Torres, Victor J.
core +1 more source
Field monitoring and numerical analysis of two Illinois integral abutment bridges [PDF]
As compared to conventional jointed bridges, integral abutment bridges (IABs) require lower construction and maintenance costs and have a longer service life, leading to their increased use by Departments of Transportation in the U.S.
Brambila, Gabriela
core
Physicochemical and microscopic characterization of implant-abutment joints
Objective: The purpose of this study was to investigate Morse taper implant-abutment joints by chemical, mechanical, and microscopic analysis.Materials and Methods: Surfaces of 10 Morse taper implants and the correlated abutments were inspected by field ...
Patricia A. Lopes +5 more
core +1 more source

