Seismic resistance of fiber-reinforced slab-column connections

Date
1991
Journal Title
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Volume Title
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Abstract

Three interior and three exterior fiber reinforced slab-column connections were subjected to gravity loads and then tested under lateral load simulating earthquake forces. Test results were compared to previous tests on non-fiber slab-column connections. Addition of steel fiber to the concrete matrix greatly increased the ductility and the energy dissipation capacity of all specimens. Fiber reinforcement also enhanced the shear capacity of interior connections. The failure mode switched from punching shear in interior connections with small amount or no fiber reinforcement to flexure failure in interior connections with higher fiber reinforcement ratios. Fiber reinforcement apparently did not improve the shear strength of exterior connections. The optimum amount of steel fiber found through the tests was between 50 and 100 pounds of fiber per cubic yard of concrete.

Description
Degree
Master of Science
Type
Thesis
Keywords
Civil engineering
Citation

Diaz, Alfonso J.. "Seismic resistance of fiber-reinforced slab-column connections." (1991) Master’s Thesis, Rice University. https://hdl.handle.net/1911/13523.

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