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| Specimen Information | |
| Name: | Chai, Priestley, and Seible 1991, Test 3 |
| Type: | Spiral |
| Comments: | Retrofitted columns were tested also. Unknown concrete cover |
| Reference: | Chai, Yuk; Priestley, M.; and Seible, Frieder; "Seismic Retrofit of Circular Bridge Columns for Enhanced Flexural Performance," ACI Structural Journal, V88., No.5, September-October 1991, pp. 572-584. |
| Material Properties | |
| Concrete Strength: | 32.6 (MPa) |
| Transverse Steel: | Yield Stress: 351.6 (MPa) |
| Longitudinal Steel: | Yield Stress: 315.1 (MPa) Strength: 497.8 (MPa) |
| Geometry | |
| Diameter: | 609.6 (mm) Cross-Section: Circular |
| Length: | L-Inflection: 3,657 (mm) L-Measured: 3,657 (mm) |
| Test Configuration: | Cantilever |
| Loading | |
| Axial Load: | 1,779 (kN) |
| P-D: | P Ram rotation decreases V |
| L-Bottom: | 480 |
| Longitudinal Reinforcement | |
| Diameter: | 19 (mm) |
| Number of Bars: | 26 |
| Reinforcement Ratio: | 0.0254 |
| Transverse Reinforcement | |
| Diameter Spiral: | 6.4 (mm) |
| Hoop Spacing, Sv: | 127 (mm) |
| Cover to Center of Hoop Bar: | 20 (mm) |
| Reinforcement Ratio: | 0.17 |
| Non-Dimensional Properties | |
| Span-to-Depth Ratio: | 6 |
| Axial Load Ratio: | 0.187 |
| Test Results | |
| Failure Type: | Flexure |
| Damage Observation: | Concrete Crushing: 0 (mm) Significant Concrete Spalling: 0 (mm) Long Bar Buckling: 0 (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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