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

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

University of California, Irvine 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

Exterior, Interior Shear Walls University of California, Irvine

University of California, Irvine Shear Wall Test Matrix University of California, Irvine

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

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

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

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

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

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

University of California, Irvine CUREe Test Protocol University of California, Irvine

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

University of California, Irvine

University of California, Irvine

University of California, Irvine

University of California, Irvine

University of California, Irvine

University of California, Irvine

Monotonic Test Results University of California, Irvine

University of California, Irvine 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