Specimen Information
Name: NIST, Full Scale Flexure
Type: Spiral
Comments:
Reference: Cheok, G.S.; and Stone, William C., Behavior of 1/6-Scale Model Bridge Columns Subjected to Cycle Inelastic Loading, NBSIR 86-3494, Center for Building Technology, National Engineering Laboratory, National Institute of Standards and Technology, Gaithersbu
Material Properties
Concrete Strength:35.8 (MPa)
Transverse Steel:Yield Stress: 493 (MPa)
Longitudinal Steel:Yield Stress: 475 (MPa) Strength: 0 (MPa)
Geometry
Diameter: 1,520 (mm) Cross-Section: Circular
Length: L-Inflection: 9,140 (mm) L-Measured: 9,140 (mm)
Test Configuration:Cantilever
Loading
Axial Load:4,450 (kN)
P-D:Shear provided
L-Bottom:0
Longitudinal Reinforcement
Diameter:43 (mm)
Number of Bars:25
Reinforcement Ratio:0.02
Transverse Reinforcement
Diameter Spiral:15.9 (mm)
Hoop Spacing, Sv:89 (mm)
Cover to Center of Hoop Bar:58.7 (mm)
Reinforcement Ratio:0.63
Non-Dimensional Properties
Span-to-Depth Ratio:6.01
Axial Load Ratio:0.069
Test Results
Failure Type:Flexure
Damage Observation:Concrete Crushing: 179 (mm)
Significant Concrete Spalling: 269 (mm)
Long Bar Buckling: 538 (mm)
Long Bar Fracture: 538 (mm)
Spiral Fracture: 538 (mm)
Loss of Axial Load Capacity: 0 (mm)
Resources:Force-Displacement Hysteresis (graph)
Force Displacement Data (data)
Record Information
Version:1 (April 8, 2003)
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