Specimen Information
Name: NIST, Model N3
Type: Spiral
Comments:
Reference: Stone, William C.; and Cheok, Geraldine S., Inelastic Behavior of Full-Scale Bridge Columns Subjected to Cyclic Loading, NIST BSS 166, Building Science Series, Center for Building Technology, National Engineering Laboratory, National Institute of Standard
Material Properties
Concrete Strength:25.4 (MPa)
Transverse Steel:Yield Stress: 476 (MPa)
Longitudinal Steel:Yield Stress: 446 (MPa) Strength: 0 (MPa)
Geometry
Diameter: 250 (mm) Cross-Section: Circular
Length: L-Inflection: 1,500 (mm) L-Measured: 1,500 (mm)
Test Configuration:Cantilever
Loading
Axial Load:120 (kN)
P-D:Shear provided
L-Bottom:0
Longitudinal Reinforcement
Diameter:7 (mm)
Number of Bars:25
Reinforcement Ratio:0.0196
Transverse Reinforcement
Diameter Spiral:2.7 (mm)
Hoop Spacing, Sv:14 (mm)
Cover to Center of Hoop Bar:9.7 (mm)
Reinforcement Ratio:0.68
Non-Dimensional Properties
Span-to-Depth Ratio:6
Axial Load Ratio:0.096
Test Results
Failure Type:Flexure
Damage Observation:Concrete Crushing: 51.2 (mm)
Significant Concrete Spalling: 76.8 (mm)
Long Bar Buckling: 102.4 (mm)
Long Bar Fracture: 102.4 (mm)
Spiral Fracture: 76.8 (mm)
Loss of Axial Load Capacity: 0 (mm)
Resources:Force-Displacement Hysteresis (graph)
Force Displacement Data (data)
Record Information
Version:1 (April 8, 2003)
The Structural Performance Database is a project of the Pacific Earthquake Engineering Research Center, funded by the National Science Foundation. Contact Marc Eberhard at the University of Washington with questions or comments. Report technical problems to the server administrator. Copyright 2003.