20451953-Reinforced-Concrete-Design-Lecture-10-Introduction-to-Columns

20451953-Reinforced- - Introduction to Columns CE 4108 Concrete Structures Design Three categories 1 Short compression blocks or pedestals 2 Short

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Introduction to Columns CE 4108 – Concrete Structures Design
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Three categories 1. Short compression blocks or pedestals 2. Short reinforced concrete columns . ong or slender reinforced concrete 3. Long or slender reinforced concrete columns
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Short compression blocks or pedestals Height is less than three times it least lateral dimension. CI 2.2 and 10.14: May be designed ACI 2.2 and 10.14: May with plain concrete with a design compressive strength if 0.85 φf’ c where φ = 0.65.
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Short reinforced concrete columns A stocky member with little flexibility. Would fail first due to material failure. he load it supports is controlled by the The load it supports is controlled by the size of the cross section and by the strength of the materials.
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Long or slender reinforced concrete columns Have large bending deformations that result in secondary moments that reduce the axial load capacity of the columns.
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Types of columns
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Axial Load Capacity of Columns [ ] st y st g c n A
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This note was uploaded on 05/01/2010 for the course CEE 615 taught by Professor Parra during the Winter '09 term at University of Michigan-Dearborn.

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20451953-Reinforced- - Introduction to Columns CE 4108 Concrete Structures Design Three categories 1 Short compression blocks or pedestals 2 Short

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