Specimen Information
Name: Tanaka and Park 1990, No. 1
Type: Rectangular
Comments: Transverse reinforcement hoops were welded
Reference: Tanaka, H.; and Park, R., "Effect of Lateral Confining Reinforcement on the Ductile Behavior of Reinforced Concrete Columns," Report 90-2, Department of Civil Engineering, University of Canterbury, June 1990, 458 pages.
Material Properties
Concrete Strength:25.6 (MPa)
Transverse Steel:Grade:
Yield Stress: 333 (MPa) Strength: 481 (MPa)
Longitudinal Steel:Grade: 380
Corner Yield Stress: 474 (MPa) Strength: 721 (MPa)
Intermediate Yield Stress: 474 (MPa) Strength: 721 (MPa)
Geometry
X-Section:Width: 400 (mm) Depth: 400 (mm)
Length: L-Inflection: 1,600 (mm) L-Measured: 1,600 (mm)
Test Configuration:Double Ended
Loading
Axial Load:819 (kN)
P-D:Shear provided
L-Top:0
L-Bottom:0
Longitudinal Reinforcement
Diameter:20 (mm) corner bars | 20 (mm) intermediate bars
Number of Bars:8
Perpendicular to Load:Clear cover: 40 (mm) Number of intermediate bars: 1
Parallel to Load:Clear cover: 40 (mm) Number of intermediate bars: 1
Reinforcement Ratio:0.0157
Transverse Reinforcement
Type:RJ: Rectangular ties with J-hooks
Number of Shear Legs:3
Region of Close Spacing:Bar Diameter: 12 (mm) Hoop Sets: 6 Hoop Spacing: 80 (mm)
Reinforcement Ratio:0.025
Non-Dimensional Properties
Span-to-Depth Ratio:4
Axial Load Ratio:0.2
Test Results
Failure Type:Flexure
Damage Observation:Concrete Crushing: 20 (mm)
Significant Concrete Spalling: 40 (mm)
Long Bar Buckling: 120 (mm)
Long Bar Fracture: 0 (mm)
Spiral Fracture: 0 (mm)
Loss of Axial Load Capacity: 0 (mm)
Resources:Force Displacement Data (data)
Record Information
Version:1 (April 8, 2003)
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