Field Testing

1
Field Testing Monitoringof Structural
Performance

Project Overview John Wallace, PI
University of California, Los Angeles
NSF Site Visit June 17-18, 2002
2
UCLA NEES Project Personnel

• John W. Wallace (PI)
• Joel P. Conte (co-PI)
• Deborah Estrin (co-PI)
• Patrick J. Fox (co-PI)
• Jonathan P. Stewart (co-PI)

• Daniel H. Whang (Project Manager)
• Eunjong Yu (PhD student)
• Steve Kang (Systems Adminstrator)
• Balaji Vasu (webmaster)
• William Elmer (BS student)

3
Schedule

• Project Overview Management845 to
  930 am
• (John Wallace)
• EMS UCSD Camp Elliot shakedown...930 to
  1015 am
• (Joel Conte)
• Break1015 to 1030 am
• Linear inertial shaker system....1030
  to 11 am
• (Daniel Whang)
• CPT Truck and RSA1100 to 1130 am
• (Jonathan Stewart)
• Field data acquisition system...................
  ...............1130 to noon
• (Daniel Whang)
• Lunch..noon to 1 pm

4
Schedule

• High Performance Mobile Network1 to 130
  pm
• (Steve Kang)
• Four Seasons Forced Vibration Testing130
  to 210 pm
• (John Wallace)
• Advisory Boards.210 to 230 pm
• (Jonathan Stewart)
• Break....230 to 250 pm
• Institutional Support...250 to
  315 pm
• (John Wallace)
• Education Outreach315 to 4 pm
• (Jonathan Stewart, Sara Terheggen)
• Website training materials.....4 to
  430 pm
• (Daniel Whang)

5
Project Vision

• Develop an equipment site to obtain detailed
  performance data for linear and nonlinear
  response of structural and geotechnical systems
• Address issues of scale and boundary conditions
  commonly associated with laboratory studies
• Provide data to study system interactions
• Soil-foundation-structure interaction (SFSI)
• Structural systems, Structural non-structural,
  interaction
• Develop new sensor concepts (packaging
  processing)
• Obtain high spatial and temporal resolution
  response data necessary to produce advances in
  modeling/simulation (performance-based design)

6
Project Overview
7
Equipment Overview

• Vibration equipment
• A. Eccentric mass shakers
• B. Linear inertial shaker
• Data acquisition/sensors
• C. Kinemetrics Quanterra Q330 data loggers
• D. Building sensors acceleration displacement
  (fiber optic DCDTs)
• E. Cone penetration testing truck Retrievable
  Subsurface Accelerometers (RSA)
• High performance mobile network
• F. Mobile command center
• G. Networking equipment for Gb/s connectivity to
  NEESgrid

8
A. Eccentric mass shakers

• Vendor Anco Engineers
• Harmonic inputs
• MK14A (1x)
• omni-directional
• 0 to 4.2 Hz 15 kips
• MK15 (2x)
• uni-directiona
• 0 to 25 Hz 100 kips
• Synchronized 200 kips
• Progress complete

9
B. Linear Inertial Shaker
Accumulators Actuator
Table/rails

• Vendor Anco dSPACE
• Modular, 5 kip (max) reaction mass
• 15 kip actuator, 90 gpm servovalve
• 30 gpm HPS
• 4 10 gal Accumulators
• Suite of digital controllers
• Progress delivered May 2003

78 in./sec
15 in.
3g
10
C. Q330 Data Loggers

• Vendor Kinemetrics, Inc.
• 20 x 6-channel Q330 data loggers (120 channels
  total)
• True 24-bit, large dynamic bandwidth 145 dB
• GPS time synchronization
• True network devices (TCP/IP protocol)
• Wireless telemetry using 802.11a/b
• Antelope software built in data transmission
  protocols

11
D. Building Sensors

• Episensor Accelerometers
• Vendor Kinemetrics
• 55 uniaxial 15 triaxial
• Displacement sensor
• 20 DCDTs from Transtek, Inc.
• Fiber optic displacement gauge reading units
• Retrievable Subsurface Accelerometers
• Vendor
• 10 triaxial

12
E. CPT Truck Retrievable Subsurface
Accelerometers (RSA)

• Cone Penetration Testing Truck
• Hogentogler, Inc.
• Site characterization
• Progress - complete
• Retrievable Subsurface Accelerometers (RSA)
• Hogentogler, Inc.
• Compatible with Q330 data loggers
• Progress anticipated delivery of July 2003

13
F. Mobile Command Center G. Networking
Equipment

• Mobile Command Center
• Vendor Master Body Works, Inc.
• Satellite uplink
• Unix workstations
• Progress anticipated delivery of July 1, 2003
• Networking Equipment
• Field LAN
• Campus LAN
• Satellite transmission system

14
Equipment Overview
Sensors/Q330
Antelope

• Sensors/Data Acquisition
• Kinemetrics
• Sensors
• Data acquisition
• Q330 data loggers
• Wireless/wired
• Antelope software
• LAN
• Satellite/ISP to campus backbone
• UCLA NEES office
• NEESgrid
• NEES Data Repository

wireless
NEES Office
Satellite
15
Facilities

• El Segundo parking garage
• 6679 Boelter Hall (190 ft2)
• Project Manager Daniel Whangs office
• 6683 Boelter Hall (90 ft2)
• System Administrator
• Additional office space requested (200 ft2)

16
Demonstration Projects

• UCSD Camp Elliot
• completed Phase 1
• Eccentric Mass Shaker with 117 Channels
• Pleasant Valley Pumping Plant (June 2003)
• Long term instrumentation of cut slope
• Imperial Valley CPT investigation (July 2003)
• Cone data for liquefaction triggering database
• Four Seasons (September 2003-January 2004)
• 4 story perimeter moment frame building
• BYU/UCSB/USC Garner Valley (July 2004)
• Demonstration project
• Sensors Initiative (NSF proposal in review)

17
Project Organization
ES Council SOC
18
Project Management

• Director John Wallace
• Project Management Committee (PMC)
• PI, co-PIs, Project Manager Systems
  Administrator
• Weekly meetings
• Progress/goals
• Technical issues
• Budget issues
• Scheduling
• Staffing issues
• Quarterly/Annual reports (Requirements Document)
• GPRA reporting, NSF Site and VTC Visits
• NEES interactions/meetings/site reviews
• Advisory Boards (Scientific Implementation)

19
Advisory Board

• Scientific
• Jim Beck (Caltech)
• Charles Farrar (Los Alamos)
• Enrique Luco (UCSD)
• Bob Nigbor (USC)
• Gerry Pardoen (UCI)
• Bill Spencer (UIUC)
• Ken Stokoe (UT)
• Meetings
• Typically, meet once a year with each group

• Implementation
• Andrew Adelman
• David Cocke
• Terry Dooley
• John Gavin
• Marshall Lew
• Tom Sabol

20
Progress Since Last NSF Site Visit (June 17-18,
2002)

• Design development of Linear Inertial Shaker
• Accelerated schedule (delivered)
• Design field verification of retrievable
  subsurface accelerometers
• Field tests to verify retrievability
• Pilot testing of full data acquisition system
  (wired mode)
• UCSD Field test (117 channel), 4 Seasons test-bed
• Design and proof-of-concept testing of wireless
  sensor network
• Design and implementation of LAN (Gb routers,
  switches, NEESpop, etc.)

21
Project Procurement - Status

• Major Subcontracts Approved
• Eccentric mass shakers (Anco)
• Linear shaker (Anco/dSPACE)
• Data acquisition/sensors (Kinemetrics, Inc.)
• CPT (Hogentogler, Inc.)
• Outstanding items
• Satellite transmission system (FY04)
• LAN equipment (Commercial off the shelf)
• Fiber optics (currently conducting pilot testing)

22
Budget

• Total NSF Award of 2,977,848
• Original award 2.65 million
• LAN supplement 325k
• Appropriation (FY01 to FY03) is 2,372,131

23
Salaries BenefitsBudget items 1 2

• Total budget is 433,317 80,568
• Projected final cost is 467K 112K
• Did not include Project Manager salary
• Identified at 1st NSF Awardees meeting as a
  critical item for each Site
• Using cost savings from linear shaker
• Projected cost overrun of 65k

24
EquipmentBudget item 5

• Eccentric mass shakers Budget 5a
• Projected cost savings of 4k
• Linear shaker Budget 5b
• Projected cost savings of 174k
• Data acquisition system Budget 5c
• Projected cost savings of 65k
• Retrievable Subsurface Accelerometers Budget 5d
• Projected cost overruns of 23k

25
EquipmentBudget item 5

• Cone Penetration Testing Truck Budget 5e
• Projected cost savings of 13k
• Data acquisition trailer (mobile command center)
  Budget 5f
• Projected cost overrun of 70k
• Generators Budget 5i
• Projected cost savings of 19k
• Projected cost savings of 178k

26
Unbudgeted ItemsBudget item 6

• Pilot study 1 - 400
• Pilot study 2 - 15k
• Pilot study 3 - 30k
• Enclosures for data loggers - 5k
• Necessary for shipping outdoor use
• 2002 NSF SVT approval
• Projected cost overruns of 75k

27
Budget Summary

• Total Project Award of 2,977,848
• Projected final cost of 2,976,656
• Projected cost savings of 1192
• If all outstanding items came in on-budget
• Satellite (243k), FOSensors (65k), LAN (66 K)
• Contingency Satellite, Salaries (TA support,
  Faculty summer salaries)

28
SCHEDULE Vibration Equipment

• Eccentric mass shakers Gantt 2-5
• 100 complete
• Linear inertial shaker Gantt 6-10
• 95 complete
• Delivered May 03

29
Data acquisition system/sensors Gantt 11-28

• 80 complete
• Projected completion Feb 04
• Major outstanding tasks
• Need to purchase fiber optic reading units Gantt
  26
• Assemble and test full wireless system Gantt 28

30
CPT, RSA Mobile Command Center

• CPT truck Gantt 29-34
• 100 complete
• RSA Gantt 35-40
• Estimated delivery of July 03
• Nearing completion
• Mobile Command Center Gantt 41-44
• Estimated delivery of July/August 03

31
LAN/Telepresence Gantt 48-62

• Design high performance network Gantt 49 -
  complete
• Hired full-time systems administrator Gantt 50
  - complete
• Attend SI System Admin workshop Gantt 51 -
  complete
• Purchase networking equipment Gantt 54 40
  complete
• Purchase telepresence equipment Gantt 55
• Purchase satellite system Gantt 56 Fall 03
• Implement NEESpop Gantt 57 Summer 03
• Hire software developer Gantt 58 Fall 03

32
Pilot Studies

• Proposal outlined pilot studies to
• integrate equipment and verify proper function
• Identify and address critical issues (technical
  and operational)
• Develop knowledge base for training and shared
  use
• PS1 (Data acquisition) Gantt 17
• Demonstrated at NSF SVT June 02
• PS2 (Laboratory) Gantt 64-68
• Demonstrated at NSF SVT June 02
• PS3 (Field) Gantt 69-73
• UCSD Field Test (wired mode)
• Commence testing Summer 03

33
Strengths

• Personnel
• Diverse, active, relatively young project team
• Broad expertise (structures, geotechnical, IT)
• Project vision
• System interactions (e.g., SFSI, non-structural)
• Test specimen scale, boundary conditions
• Location Resources
• Southern California, Diverse student pool
• Strong professional interest interactions
• Project Progress
• Schedule We will complete the purchase and
  integration of all equipment by September 30,
  2004
• Equipment Meets or substantially exceeds all
  specifications in the original proposal
• Budget On budget

34
Weaknesses

• Institutional support
• Operation/Insurance/Liability issues associated
  with field testing

• Issues/Responses
• Teaching load
• Space
• Office, SERTL
• Lecturer/Student support
• Visibility
• Responses
• Four Seasons project has helped clarify many of
  these issues
• Develop web materials based on our experiences
  (i.e., training material)

35
Opportunities

• Center for Embedded Networked Sensing (CENS)
• Sensor networks (e.g., network time protocols,
  in-network processing, multi-hopping)
• NSF Research
• Sensors Initiative, Four Seasons Proposal, Alaska
• PEER Center (workshop)
• FEMA Performance-Based Seismic Design (ATC-58)
• Non-structural, SFSI
• Caltrans
• Combine available equipment
• 4 400k actuators, MTS, field pump
• NEES, EERI, SEA

36
Threats

• UCLA NEES Equipment Site
• Additional loss of personnel
• Space (Office and Laboratory)
• Overall NEES Program
• Maintenance Operation Funds?
• NSF research funds (NEES GC)?
• Systems Integration Infrastructure and Support

37
Upcoming Presentations

• Eccentric mass shakers and wired field test
• Linear inertial shaker system
• CPT and RSA
• Sensors Data Acquisition
• LAN
• 4 Seasons Test-bed Forced vibration tests
• Advisory Boards and Institutional Support
• Education, Outreach, and Training