HBM04 Photographic Chronology 8/10/2010 Supported by the NSF under Grant No. CMMI through NEES. Participants include the University of California, Berkeley (lead institution), University of Buffalo-SUNY, University of California, Davis, University of California, San Diego, California Polytechnic State University, San Luis Obispo, and the Consortium of Universities for Research in Earthquake Engineering. This project utilizes the NEES equipment site at the University of California, Davis. Any opinions, findings, and conclusions or recommendations expressed in this material do not necessarily reflect the views of the NSF. H. B. MASON, N. W. TROMBETTA, S. M. GILLE, J. N. LUND, J. D. ZUPAN, K. C. JONES, H. PUANGNAK, C. BOLISETTI, J. D. BRAY, T. C. HUTCHINSON, G. L. FIEGEL, B. L. KUTTER, A. S. WHITTAKER
Model Construction Note: Click on the icons to see the pictures Structural Assembly Pluviation
Date: June 8, 2010 – June 11, 2010 Location: UC Davis Description: MS1F_SF80 structure assembled with strain gages and checkered mass. Back Structural Assembly Model Construction
Date: June 8, 2010 – June 11, 2010 Location: UC Davis Description: Mass-beam connection with nuts as spacers between the two components to ensure separate movement characteristics. Back Structural Assembly Model Construction
Date: June 8, 2010 – June 11, 2010 Location: UC Davis Description: East face of MS1F_SF80 showing the bundling of the strain gage wires. Back Structural Assembly Model Construction
Date: June 8, 2010 – June 11, 2010 Location: UC Davis Description: West face of MS3F showing the checkered pattern used to help differentiate movement through the cameras. Back Structural Assembly Model Construction
Date: June 16, 2010 Location: UC Davis Description: Calibrating the LPs Back Structural Assembly Model Construction
Date: June 17, 2010 Location: UC Davis Description: Drilling (Left) and tapping (right) the MS1F_SF80 footings to install horizontal and vertical flags for the LPs. Back Structural Assembly Model Construction
Date: June 17, 2010 Location: UC Davis Description: Flag design created for the vertical LPs and accelerometers (Left), ICP accelerometer attached to the vertical flag. Back Structural Assembly Model Construction
Date: June 17, 2010 Location: UC Davis Description: Spray painting the MS1F_SF80 footings black to reduce glare from the cameras during testing. Back Structural Assembly Model Construction
Date: June 18, 2010 Location: UC Davis Description: Applying sand to the footings of every structure to create a realistic interaction between the soil and structures. Back Structural Assembly Model Construction
Date: June 21, 2010 Location: UC Davis Description: Shear wall with all of the ICP and MEMS accelerometers attached (Left), accelerometers secured to the structure and ready for placement into the box. Back Structural Assembly Model Construction
Date: June 8, 2010 – June 11, 2010 Location: UC Davis Description: Calibrating the pluviator to reach a relative density of 80%. Back Pluviation Model Construction
Date: June 8, 2010 – June 11, 2010 Location: UC Davis Description: Pluviating the first lift of sand. Back Pluviation Model Construction
Date: June 14, 2010 Location: UC Davis Description: Checking the elevation of the vacuumed sand layer. Back Pluviation Model Construction
Date: June 15, 2010 Location: UC Davis Description: Vacuuming the soil surface to create a constant elevation. Back Pluviation Model Construction
Date: June 16, 2010 Location: UC Davis Description: Placing the vertical flag for a soil LP Back Pluviation Model Construction
Date: June 17, 2010 Location: UC Davis Description: Placing the Pancake (Left), and ICP (Right) soil accelerometers at 120 mm layer Back Pluviation Model Construction
Date: June 18, 2010 Location: UC Davis Description: Leveling the soil to the shear wall elevation. Back Pluviation Model Construction
Date: June 21, 2010 Location: UC Davis Description: Placing the shear wall structure in the box (Left), shear wall final placement in the box (Right). Back Pluviation Model Construction
Date: June 22, 2010 Location: UC Davis Description: Final placement of all three structures. Back Pluviation Model Construction
Date: June 22, 2010 Location: UC Davis Description: Organizing the instrumentation wires on top of the structures for the next lift of sand. Back Pluviation Model Construction
Date: June 22, 2010 Location: UC Davis Description: Organizing the instrumentation wires and routing them to the side of the box for the next lift of sand. Back Pluviation Model Construction
Date: June 22, 2010 Location: UC Davis Description: Separation distance between the shear wall and south structure. Back Pluviation Model Construction
Date: June 23, 2010 Location: UC Davis Description: Pluviating the 63 mm level. Back Pluviation Model Construction
Date: June 23, 2010 Location: UC Davis Description: Vacuuming to the 63 mm level. Back Pluviation Model Construction
Date: June 23, 2010 Location: UC Davis Description: Location of soil accelerometers at the 63 mm level. Back Pluviation Model Construction
Date: June 23, 2010 Location: UC Davis Description: Model with the final elevation of soil. Back Pluviation Model Construction