Civil Infrastructure Research Answering critical infrastructure questions Neil

Civil Infrastructure Research Answering critical infrastructure questions Neil

Civil Infrastructure Research Answering critical infrastructure questions Neil Hoult and Ian Moore, Department of Civil Engineering Outline Three example projects: Deteriorated culvert testing Rehabilitated culvert testing with novel sensors Field test of a bridge

Future facilities Deteriorated Culvert Testing Objectives: Determine capacity of deteriorated culverts Impact for partner: Optimize rehabilitation / replacement strategies Partners: Ministry of Transportation Ontario (MTO) National Cooperative Highway Research Program (NCHRP)

Culvert Deterioration (Courtesy of Taher and Moore, 2011) Experimental Specimens Invert Invert a) Heavily deteriorated Crown

b) Lightly deteriorated SP SP Invert Thickness distribution for corroded culvert Invert Thickness distribution for corroded culvert

mm The Buried Infrastructure Lab Built with CFI, MRI and industry funding Loading set-up Simulated vehicle loading Failure mechanism of heavily deteriorated specimen

Local Bending Local Buckling Results: Predicted vs. experimental forces in structure Lightly deteriorated specimen CSP2 SA 2ft AppliedLoad force(kips) (kips) Vehicle 5

10 15 20 25 30 35

Thrust force ( kN/m) Force in Structure (kN/m) -20 0 -2

-40 CHBDC -4 -60 -80 AASHTO -6

-120 CANDE -8 -140 Katona Experiment 1st

-100 Experiment 2nd -160 -10 Moore -12

-180 0 20 40 60 80 100

Vehicle (kN) Applied Load force (kN) 120 140 160

force (kip/ft) ForceThrust in Structure (kip/ft) 0 0 Rehabilitated Culvert Testing Objectives:

Determine capacity of rehabilitated structures Impact for partner: Develop accurate procedures for rehabilitation design Partners: KWH Pipe Lafarge Ministry of Transportation Ontario (MTO) National Cooperative Highway Research Program (NCHRP) Ontario Concrete Pipe Association Fibre Optic Sensors Purchased with CFI, MRI and industry funding

Optical Backscatter Reflectometer (OBR 4600) developed by Luna Technologies Allows for distributed measurements of strain Characterize behaviour in a way that has not been possible Pipe Rehabilitation using slip lining

Novel Measurements HDPE Liner Bridge Field Testing Objectives: Develop tool for assessment and damage detection in bridges Impact for partner: Extend bridge service lives Partners: Ministry of Transportation Ontario

Transport Canada Test Site: Black River Bridge Fibre optic layout Fibre optic vs strain gauge measurements Bridge response Future Facilities Funded by CFI, MRI and industry

Geotechnical Testing water and sewer pipes, culverts Deep burial and erosion simulator Pipe deterioration facilities High speed distributed strain measurement (?) Structures Moving load simulator Deterioration facilities Bridge component testing Thanks!

Funding and support provided by: Canada Foundation for Innovation KWH Pipe Lafarge Ministry of Transportation Ontario National Cooperative Highway Research Program Natural Science and Engineering Research Council of Canada Ontario Concrete Pipe Association and M-Con Ontario Ministry of Research and Innovation Transport Canada Research conducted by: Bryan Simpson, Ryan Regier and Van Thien Mai

Assisted by: Graeme Boyd, Andre Brault, Adam Hoag, Keelin Scully, Trevor Smith, Paul Thrasher, Brian Westervelt and anyone I have forgotten!

Recently Viewed Presentations

  • Digital Technologies for Administrators Update Examples of issues

    Digital Technologies for Administrators Update Examples of issues

    How as a Centre are we delivering and assessing it this year? Use of googledrive, padlet and one note for collaborative work. We have incorporated the software across various other units to give the learner more exposure to the software...
  • Ddddddd - lcd-www.colorado.edu

    Ddddddd - lcd-www.colorado.edu

    In practice… PowerPoint Presentation Pros+cons of detection methods Radial velocity method Remember: must be edge-on Extreme case: face-on Radial velocity method Radial velocity variations Astrometric method Direct imaging Direct imaging Guest lecture next Tuesday!
  • Algebra 1 Honors PARENTS' WORKSHOP MAY 29TH, 2019

    Algebra 1 Honors PARENTS' WORKSHOP MAY 29TH, 2019

    FACTS. It is the basis of all higher level Math, therefore it is imperative that the students do well. It is a high school class, meaning that the grade they get in this class will count toward their high school...
  • Sense Perception - George Washington High School

    Sense Perception - George Washington High School

    Confirmation by another sense There are 3 theories about the relationship between perception and reality. common sense realism: the way we see the world mirrors the way the world is scientific realism: the world exists as an independent reality, but...
  • Oku o/kZu 1

    Oku o/kZu 1

    izFkeouuhfr. 1861 & oSKkfudokfudhdkizkjaHk. Hkkjrljdkj }kjkouksads izca/k laca/khuhfrfu/kkZj.k dh vko';drkeglwl. Hkkjrljdkj }kjkvkeaf=r teZuoSKkfudMkW- Ogsydj}kjko"kZ1893 esaviukizfrosnuizLrqr & fuf'prouuhfr ?kksf"krfd,tkusij cy A
  • WRHA Hand Hygiene Auditing 4 Moments Training Session

    WRHA Hand Hygiene Auditing 4 Moments Training Session

    WRHA Hand Hygiene Auditing - 4 Moments. Training Session. May 2013. When you ask any healthcare worker if they perform correct hand hygiene- the answer is usually 'absolutely'.
  • Increase your H2IQ! What is a fuel cell?

    Increase your H2IQ! What is a fuel cell?

    For the first time in history, we have commercial fuel cell electric vehicles on the road in the U.S., running on hydrogen, with completely zero petroleum and zero emissions coming from the tailpipe! Hyundai, Toyota, and Honda now have fuel...
  • CAMPBELL BIOLOGY TENTH EDITION Reece  Urry  Cain  Wasserman

    CAMPBELL BIOLOGY TENTH EDITION Reece Urry Cain Wasserman

    0. 14. Mendel and the Gene Idea. Lecture Presentation by Nicole Tunbridge and. Kathleen Fitzpatrick. Unit 4: New Cells & Organisms. Chapter 14 Mendel & the Gene Idea. CAMPBELL. BIOLOGY. Reece •Urry• Cain • Wasserman •Minorsky• Jackson