Hybrid Precast Concrete Column and Sandwich Concrete Beam under Static Loading

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Bibliographic Details
Title: Hybrid Precast Concrete Column and Sandwich Concrete Beam under Static Loading
Authors: Akmaluddin akmal@ftunram.ac.id, Murtiadi, S.1
Source: Procedia Engineering. Apr2013, Vol. 54, p286-298. 13p.
Subjects: Concrete columns, Sandwich construction (Materials), Concrete beams, Dead loads (Mechanics), Shear reinforcements, Performance evaluation
Abstract: Abstract: This paper discusses structural behaviour of hybrid precast concrete column under static loading. Comparison between the hybrids precast concrete and ordinary cast in-situ concrete columns are also discussed. The column and sandwich concrete beam connection were tested represent typical construction of conventional housing. Experimental investigation was conducted on 5 hybrid concrete column and 6beam-column connection to evaluate the load- displacement characteristic, failure mode, and moment capacity. Test results showed that the ratios of experimental moment capacity to the theoretical one were1.27and 1.68 for 40mm and 60mm eccentric loads respectively. The results indicated that the moment capacity under eccentric load can be accurately estimated using the theoretical formula. However, under concentric load the coefficient of 0.67 should be added. It has also been found that the additional anchor to the shear reinforcement of the beam gave a significant increase of the load bearing capacity of the beam. [Copyright &y& Elsevier]
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Database: Engineering Source
Description
Abstract:Abstract: This paper discusses structural behaviour of hybrid precast concrete column under static loading. Comparison between the hybrids precast concrete and ordinary cast in-situ concrete columns are also discussed. The column and sandwich concrete beam connection were tested represent typical construction of conventional housing. Experimental investigation was conducted on 5 hybrid concrete column and 6beam-column connection to evaluate the load- displacement characteristic, failure mode, and moment capacity. Test results showed that the ratios of experimental moment capacity to the theoretical one were1.27and 1.68 for 40mm and 60mm eccentric loads respectively. The results indicated that the moment capacity under eccentric load can be accurately estimated using the theoretical formula. However, under concentric load the coefficient of 0.67 should be added. It has also been found that the additional anchor to the shear reinforcement of the beam gave a significant increase of the load bearing capacity of the beam. [Copyright &y& Elsevier]
ISSN:18777058
DOI:10.1016/j.proeng.2013.03.026