Relative importance of external factors on pipe performance
by Derek Chan, Ben Shannon, and Jayantha Kodikara Monash University, Clayton, VIC, Australia Conference: Ozwater 2016 Date of Conference: 10 – 12 May 2016 Conference Location : Melbourne, Australia Abstract The performance of a buried pipe is affected by various external factors related to the pipe properties, the buried environment, and internal and external loads. Each of the factors…
Reducing severity of pressure transients in water supply networks-a case study
by Suranji Rathnayaka, Benjamin Shannon, Sourghali Vahid, Mike Guo, Duncan.Sinclair, Jayantha Kodikara Monash University, Clayton, VIC, Australia South East Water Corporation, Frankston, VIC, Australia Conference: Ozwater 2016 Date of Conference: 10 – 12 May 2016 Conference Location : Melbourne, Australia Abstract Pipelines in water supply networks around the world including Australia that were constructed a long…
Predicting the corrosion of cast iron pipes
by R B Petersen and R E Melchers Centre for Infrastructure Performance and Reliability, The University of Newcastle, Callaghan, NSW, Australia Conference: Ozwater 2016 Date of Conference: 10 – 12 May 2016 Conference Location : Melbourne, Australia Abstract Time of wetness, microbiologically influenced corrosion (MIC) governed by availability of nitrate in the soil water and soil water…
Lessons learnt on pipe failure mechanisms from observation of exhumed cast iron pipes
by Benjamin Shannon, Suranji Rathnayaka, Chunshun Zhang, Jayantha Kodikara Monash University, Clayton, VIC Conference: Ozwater 2016 Date of Conference: 10 – 12 May 2016 Conference Location : Melbourne, Australia Abstract Underground water distribution pipe failures occur commonly across Australia. External loads, internal loads and corrosion are the main contributers to cast iron pipe failures. Pipe…
Concrete sewer pipe corrosion – findings from an Australia field study
by Tony Wells, Robert Melchers Centre for Infrastructure Performance and Reliability, The University of Newcastle, NSW, Australia Conference: Ozwater 2016 Date of Conference: 10 – 12 May 2016 Conference Location : Melbourne, Australia Abstract Samples of new and 70 year old pre-corroded OPC concrete were exposed for up to 5 years in sewers throughout Australia….
High precision GPS aided in-pipe distance calibration for satellite image-based pipeline mapping
by Lei Shi, Jaime Valls Miro, Jeya Rajalingam, Roger Wood and Dammika Vitanage Centre for Autonomous Systems, University of Technology, Sydney, NSW, Australia Sydney Water, Sydney, NSW, Australia Conference: Ozwater 2016 Date of Conference: 10 – 12 May 2016 Conference Location : Melbourne, Australia Abstract Asset management and pipe condition assessment (CA) activities in the…
Long-term corrosion of buried cast iron pipes in native soils
by R.B. Petersen and R.E. Melchers Centre for Infrastructure Performance and Reliability, The University of Newcastle, Australia Conference: Corrosion and Prevention 2014 Date of Conference: 21 – 24 September 2014 Conference Location : Darwin, Australia Key words: Cast iron, Pipe, Soil, Long-term, External corrosion, Model, Moisture Abstract The corrosion of old buried cast iron water mains…
Long-Term Corrosion of Cast Iron Cement Lined Pipes
by R.B. Petersen and R.E. Melchers Centre for Infrastructure Performance and Reliability, The University of Newcastle, Australia Conference: Annual Conference of the Australasian Corrosion Association 2012 Date of Conference: 11 – 14 November 2012 Page(s): 146 – 157 Conference Location : Melbourne, Australia Key words: Cast iron, Water pipe, Soil, Long-term, External corrosion, Model Abstract The…
BACKGROUND SEGMENTATION TO ENHANCE REMOTE FIELD EDDY CURRENT SIGNALS
by Raphael Falque1, Teresa Vidal-Calleja1, Jaime Valls Miro1, Daniel C. Lingnau2 and David E. Russell2 1University of Technology Sydney, Australia 2Russell NDE Systems Inc, Alberta, Canada Raphael.H.Guenot-Falque@student.uts.edu.au, Teresa.VidalCalleja@uts.edu.au, Jaime.VallsMiro@uts.edu.au, dlingnau@russelltech.com,drussell@russelltech.com Conference: Proceedings of Australasian Conference on Robotics and Automation Date of Conference: 2-4 Dec 2014 Conference Location : Melbourne, Australia Key words: Remote- eld Eddy-current, Non-Destructive Testing, Image…
3D POINT CLOUD UPSAMPLING FOR ACCURATE RECONSTRUCTION OF DENSE 2.5D THICKNESS MAPS
by Bradley Skinner, Teresa Vidal-Calleja, Jaime Valls Miro, Freek De Bruijn, and Raphael Falque Centre for Autonomous Systems, Faculty of Engineering and Information Technology University of Technology Sydney (E-mail: Bradley.Skinner@uts.edu.au, teresa.vidalcalleja@uts.edu.au, Jaime.VallsMiro@uts.edu.au, Freek.DeBruijn@uts.edu.au, raphael.h.guenot-falque@student.uts.edu.au) Published in: Proceedings of Australasian Conference on Robotics and Automation Date of Conference: 2-4 Dec 2014 Conference Location : Melbourne, Australia Abstract This paper presents a…
MULTIPLE DEFECT INTERPRETATION BASED ON GAUSSIAN PROCESSES FOR MFL TECHNOLOGY
by Buddhi Wijerathna, Teresa Vidal-Calleja, Sarath Kodagoda, Qiang Zhang and Jaime Valls Miro Centre for Autonomous Systems, Faculty of Engineering and IT, University of Technology, Sydney, NSW 2007, Australia. Published in: Proc. SPIE 8694, Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security 2013The 9th IEEE Conference on Industrial Electronics and Applications (ICIEA 2014) Date…
GAUSSIAN PROCESS FOR INTERPRETING PULSED EDDY CURRENT SIGNALS FOR FERROMAGNETIC PIPE PROFILING
by Nalika Ulapane∗, Alen Alempijevic∗, Teresa Vidal-Calleja∗, Jaime Valls Miro∗, Jeremy Rudd†, Martin Roubal† ∗Centre for Autonomous Systems, University of Technology Sydney, Australia † Rock Solid Group, Melbourne, Australia Conference: The 9th IEEE Conference on Industrial Electronics and Applications (ICIEA 2014) Date of Conference: 9 – 11 June 2014 Page(s): 1762 – 1767 Conference Location : Hangzhou, China…
AUTOMATIC DETECTION AND VERIFICATION OF PIPELINE CONSTRUCTION ELEMENTS WITH MULTI-MODAL DATA
by Teresa Vidal-Calleja, Jaime Valls Miro, Fernando Martın, Daniel C. Lingnau and David E. Russell Conference: 2014 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2014) Date of Conference: 14-18 September 2014 Page(s): 3116 – 3122 Conference Location : Chicago, IL, USA Abstract Pipe thickness maps are used to assess the condition in pipelines. Thickness maps…
LEARNING SPATIAL CORRELATIONS FOR BAYESIAN FUSION IN PIPE THICKNESS MAPPING
by Teresa Vidal-Calleja, Daobilige Su, Freek De Bruijn and Jaime Valls Miro Centre for Autonomous Systems at Faculty of Engineering and IT, University of Technology, Sydney NSW 2007, Australia. (E-mail: Teresa.VidalCalleja@uts.edu.au, Daobilige.Su@student.uts.edu.au, Freek.DeBruijn@uts.edu.au and Jaime.VallsMiro@uts.edu.au) Conference: 2014 IEEE International Conference on Robotics and Automation (ICRA) Date of Conference: 31 May – 7 June 2014 Page(s): 683 – 690 Conference Location :…
LONG-TERM CORROSION OF BURIED CAST IRON WATER MAINS: FIELD DATA COLLECTION AND MODEL CALIBRATION
by R. B. Petersen*, M. Dafter** and R. E. Melchers* * Centre for Infrastructure Performance and Reliability, The University of Newcastle, Australia (E-mail: robert.petersen@newcastle.edu.au; rob.melchers@newcastle.edu.au) ** Hunter Water Australia, Warabrook, Australia (E-mail: matthew.dafter@hwa.com.au) Conference: Strategic Asset Management of Water and Wastewater Infrastructure: Leading Edge Strategic Asset Management (LESAM13) Date of Conference: 9 – 12 September 2013…
A LIVE TEST-BED FOR THE ADVANCEMENT OF CONDITION ASSESSMENT AND FAILURE PREDICTION RESEARCH ON CRITICAL PIPES
by Jaime Valls Miro*, Jeya Rajalingam**, Teresa Vidal-Calleja*, Freek de Bruijn*, Roger Wood**, Dammika Vitanage**, Nalika Ulapane*, Buddhi Wijerathna* and Daoblige Su* * Centre for Autonomous Systems, University of Technology, Sydney (E-mail: {Jaime.VallsMiro, Teresa.VidalCalleja, Freek.deBruijn}@uts.edu.au {Nalika,Buddhi,Su}@student.uts.edu.au ) ** Sydney Water, 1 Smith Street, Parramatta, NSW 2150 (E-mail: {Jeya.Rajalingam Roger.Wood, Dammika.Vitanage} @sydneywater.com.au) Conference: Strategic Asset Management of Water…
FACTORS CONTRIBUTING TO LARGE DIAMETER WATER PIPE FAILURE AS EVIDENT FROM FAILURE INSPECTION
by P. Rajeev*, J. Kodikara*, D. Robert*, P. Zeman** and B. Rajani*** * Department of Civil Engineering, Monash University, Clayton Campus, Vic 3800, Australia (E-mail: pathmanathan.rajeev@monash.edu; jayantha.kodikara@monash.edu; dilan.robert@monash.edu) ** Sydney Water, 1 Smith Street Parramatta, NSW 2150, Australia (E-mail: PETER.ZEMAN@sydneywater.com.au) *** Rajani Consultants Inc. 2024 Glenfern Ave., Ottawa Ontario K1J 6G8, Canada (E-mail: Balvant.Rajani@gmail.com) Conference:…
COLLABORATIVE RESEARCH ON CONDITION ASSESSMENT AND PIPE FAILURE PREDICTION OF CRITICAL WATER MAINS
by D. C. Vitanage*, J. Kodikara** and G. Allen* * Sydney Water, 1 Smith Street, Parramatta, NSW 2150, Australia. (E-mail: Dammika.Vitanage@sydneywater.com.au, Greg.Allen@sydneywater.com.au) ** Department of Civil Engineering, Monash University, Victoria, Australia 3800 (E-mail: Jayantha.Kodikara@monash.edu) Conference: Strategic Asset Management of Water and Wastewater Infrastructure: Leading Edge Strategic Asset Management (LESAM13) Date of Conference: 9 – 12…