University of California, Irvine

1. Task 1.4.4 Behavior of Shear Walls Gerard C. Pardoen University of California, Irvine University of California, Irvine

2. Research Plan 1.1.1 Single-Family House 1.1.2 Multi-Story Apartment Building 1.1.3 Simplified Model University of California, Irvine

3. Task 1.4.4 – Shear Walls • * Objectives: • - Improve understanding of the cyclic behavior of full-scale • shear walls of different construction • - Expand upon City of Los Angeles project at UC-Irvine • - Correlate with Task 1.1.1 Shake Table Tests • * 46 samples: 16’ x 8’, 6.5’ x 8’, 3’ x 8’ • * Two large scale multi-story wall tests - 16’ x 17’ • * Main test variables: • - Gravity loads, nail types, grade of framing lumber, staples, • hold-downs, aspect ratio University of California, Irvine

4. Exterior, Interior Shear Walls University of California, Irvine

5. Shear Wall Test Matrix University of California, Irvine

6. 16’ x 8’ OSB Shear Wall University of California, Irvine

7. 6.5’ x 8’ OSB Shear Walls University of California, Irvine

8. 3’ x 8’ OSB Shear Walls University of California, Irvine

9. 16’ x 8’ Stucco/GWB Shear Wall University of California, Irvine

10. Two-Story Shear Wall University of California, Irvine

11. Two-Story Shear Wall w/ Openings University of California, Irvine

12. CUREe Test Protocol University of California, Irvine

13. 11,440 lbs 9,150 lbs D = 2.17” = 0.6*3.62” 3.62” University of California, Irvine

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20. Monotonic Test Results University of California, Irvine

21. Project Status • * Update Preliminary Literature Review • - 100+ reports, papers categorized in 9 sections • * Revised Test Schedule • - Monotonic tests: December ‘00 • Three representative 16’ x 8’ Task 1.4.4 configurations • - Cyclic tests: January - May • * Review Instrumentation Layout • - Record forces/deformations consistent with shake table tests University of California, Irvine