Results 11 to 20 of about 821 (165)

Study on the Method for Calculating the Flexural Rigidity of Reinforced Concrete Truss Hollow Composite Slabs

open access: yesBuildings
A static performance experimental study was conducted on six simply supported reinforced concrete truss hollow composite slabs to analyze their flexural rigidity. The study investigated the effects of the slab thickness, the dimensions of the hollow thin-
Xudong Chen   +4 more
doaj   +2 more sources

THE CONSTRUCTION AND OPERATION OF THE COMPOSITE BEAMS USING THE PREFABRICATED REINFORCED CONCRETE SLAB HOLLOW CORE

open access: yesСовременная наука и инновации, 2022
The article presents decisions of the composite slab of precast floor slabs of reinforced concrete and steel beams. To join the slabs and beams in composite construction anchor supports, welded to the beams are used.
Alexander Romanovich Tusnin   +1 more
doaj   +1 more source

Steel-Concrete Composite Beams with Precast Hollow-Core Slabs: A Sustainable Solution [PDF]

open access: yesSustainability, 2021
Industrialization of construction makes building operation more environmental friendly and sustainable. This change is necessary as it is an industry that demands large consumption of water and energy, as well as being responsible for the disposal of a high volume of waste.
Felipe Piana Vendramell Ferreira   +3 more
openaire   +5 more sources

Experimental and Numerical Study on Flexural Behavior of a Full-Scale Assembled Integral Two-Way Multi-Ribbed Composite Floor System

open access: yesBuildings, 2023
An assembled floor system is a main step in the industrialization of construction in civil engineering, where the stiffness and anti-crack properties under designed loads and its self-weight are the main concerns.
Xiangqiang Zeng   +4 more
doaj   +1 more source

Determination of Final Strand Slips of Prestressed Precast Hollow-Core Slabs Subjected to Flexural Load Using Machine Learning Algorithms

open access: yesBuildings, 2023
Precast prestressed concrete hollow-core slabs (HCUs) are structural elements with less self-weight, providing improved structural effectiveness in withstanding the straining action and allowing for a long span.
Sadi Ibrahim Haruna   +3 more
doaj   +1 more source

Seismic Fragility Analysis of the Reinforced Concrete Continuous Bridge Piers Based on Machine Learning and Symbolic Regression Fusion Algorithms

open access: yesShock and Vibration, 2021
In the fragility analysis, researchers mostly chose and constructed seismic intensity measures (IMs) according to past experience and personal preference, resulting in large dispersion between the sample of engineering demand parameter (EDP) and the ...
Hanbo Zhu, Changqing Miao
doaj   +1 more source

Experimental and Analytical Study on the Vibration Performance of U-Shaped Steel-Concrete Composite Hollow Waffle Slab

open access: yesShock and Vibration, 2020
The large-span floor system being lightweight with low frequency and low damping is prone to suffer severe vibration under human excitations. In this research, the vibration performance of an innovative large-span U-shaped steel-concrete composite hollow
Xi Zhang   +3 more
doaj   +1 more source

Impact sound insulation of floor systems with hollow brick slabs

open access: yesCase Studies in Construction Materials, 2020
The improvement of acoustic performance construction systems is crucial. The flaws found during the design of a building are often related to the lack of data that characterize the materials used.
Camila Fernandes Natus Souza   +4 more
doaj   +1 more source

STUDY ON REINFORCEMENT OF FABRICATED HOLLOW SLAB BRIDGE BY POLYURETHANE-CEMENT COMPOSITE (PUC)

open access: yesStavební obzor - Civil Engineering Journal, 2021
In this paper, a new polyurethane-cement composite (PUC) material is used to reinforce a 25-year hollow slab bridge. PUC material is composed of polyurethane and cement, which has good mechanical properties. After pouring PUC material at the bottom of the hollow slabs, the traffic can be restored in a short time. Ultimate bearing capacity was discussed
Kexin Zhang   +3 more
openaire   +2 more sources

Flexural behaviour of concrete slabs reinforced with GFRP bars and hollow composite reinforcing systems [PDF]

open access: yesComposite Structures, 2020
Solid concrete slabs are very important structural members in building and construction because traditional slabs reinforced with steel carry the load and transfer it to the beam. However, steel reinforcement corrodes, which affects the integrity of concrete structures by reducing their strength and serviceability, thus leading to failure.
Mohammed Al-Rubaye   +6 more
openaire   +2 more sources

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