Numerical studies on the seismic responses of bridge structures with precast segmental columns
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2017.08.018
Abstract: Abstract Recently, extensive experimental and numerical studies have been carried out to understand the seismic behaviors of segmental columns. Very limited studies, however, focused on the seismic performances of a whole bridge system with precast… read more here.
Keywords: responses bridge; seismic responses; segmental columns; precast segmental ... See more keywords
Flexural behaviour of precast segmental concrete beams internally prestressed with unbonded CFRP tendons under four-point loading
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2018.04.068
Abstract: Abstract This study investigates the use of carbon fibre reinforced polymer (CFRP) tendons on precast segmental beams (PSBs) to tackle the corrosion problems which are likely to occur at joint locations of PSBs prestressed with… read more here.
Keywords: cfrp tendons; steel tendons; unbonded cfrp; precast segmental ... See more keywords
Transverse analysis of full-scale precast segmental box girder segments with corrugated steel webs: Experimental tests and FE modelling
Sign Up to like & getrecommendations! Published in 2019 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2019.02.072
Abstract: Abstract The world’s first full-scale model test of the precast segmental box girder with corrugated steel webs (CSWs) is carried out in this study to examine the applicability of using the precast segmental construction technology… read more here.
Keywords: precast segmental; box girder; segmental box;
Full-scale test of the hydration heat and the curing method of the wet joints of a precast segmental pier of a bridge
Sign Up to like & getrecommendations! Published in 2017 at "European Journal of Environmental and Civil Engineering"
DOI: 10.1080/19648189.2015.1119063
Abstract: Although prefabricated segmental structures, especially for use as a sea-crossing bridge, exhibit high quality and are barely affected by the environment and climate, more attention should be paid to the wet joints to ensure the… read more here.
Keywords: segmental pier; bridge; full scale; hydration heat ... See more keywords
Experimental study of precast segmental columns with unbonded tendons under cyclic loading
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Structural Engineering"
DOI: 10.1177/1369433217717119
Abstract: Precast segmental column has attracted a lot of interests over the past decade. It has become more and more popular in construction industry to achieve fast construction, improve construction quality and reduce environmental impact. Many… read more here.
Keywords: column; study; segmental columns; precast segmental ... See more keywords
Seismic performance comparison of precast segmental bridge girders with different cross sections and boundary conditions under vertical quasi-static cyclic testing: An experimental investigation
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Structural Engineering"
DOI: 10.1177/1369433218759780
Abstract: In this study, five 1/5-scale bridge girder specimens are tested with vertical quasi-static cyclic loading, in order to understand their performance in high seismic zones. The study is focused on the superstructures at two critical… read more here.
Keywords: vertical quasi; quasi static; girder; precast segmental ... See more keywords
Axial behavior of precast segmental hollow bridge columns confined by grouted steel tubes
Sign Up to like & getrecommendations! Published in 2022 at "Advances in Structural Engineering"
DOI: 10.1177/13694332221125829
Abstract: To avoid the problems of the conventional precast segmental bridge columns (PSBCs) such as the concrete crushing at column ends, joint openings between segments, and torsional deformation under seismic attacks, a novel type of precast… read more here.
Keywords: steel; bridge columns; behavior; precast segmental ... See more keywords
Review of experimental investigations on seismic performance of precast segmental bridge columns in seismic regions
Sign Up to like & getrecommendations! Published in 2023 at "Advances in Structural Engineering"
DOI: 10.1177/13694332221147098
Abstract: Due to the fast construction and low interference, precast segmental bridge columns have gained increasing attention for use in non-seismic regions. However, their applications in seismic areas remain scarce due to their ambiguous dynamic performance.… read more here.
Keywords: columns; segmental bridge; seismic regions; performance ... See more keywords
Semi-Precast Segmental Bridge Construction Method: Experimental Investigation on the Shear Transfer in Longitudinal and Transverse Direction
Sign Up to like & getrecommendations! Published in 2021 at "Applied Sciences"
DOI: 10.3390/app11125502
Abstract: Large span concrete bridges with a box-shaped girder are usually built from prefabricated concrete segments or by in-situ casting of the concrete on a scaffolding system. Both technologies have their advantages and drawbacks. Recently a… read more here.
Keywords: bridge; method; precast segmental; construction ... See more keywords
Numerical Model for Flexural Analysis of Precast Segmental Concrete Beam with Internal Unbonded CFRP Tendons
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15124105
Abstract: A new construction scheme was recently developed for precast segmental concrete beams by replacing steel tendons with internal unbonded carbon-fiber-reinforced polymer tendons. The discontinuous behaviors of the opening joints and unbonded phenomenon of tendons made… read more here.
Keywords: beam; segmental concrete; numerical model; model ... See more keywords