Research Briefing

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Research Briefing

• Department of Civil Engineering
• Allison Schriver, Chair

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Research Groups

• Structures
• Geotechnical
• Transportation
• Pavements
• Water and Environmental
• Materials
• Construction

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Structures Researchers

• Dr. John Dawe

• Dr. Peter Bischoff

• Dr. Allison Schriver

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Infrastructure Renewal and Rehabilitation
materials
pavements
geotechnical

• STRUCTURES
• - concrete
• - steel
• - timber
• - masonry

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Concrete Structures

• ?Link between material behaviour and structural
  response
• Reinforced concrete
• Prestressed concrete
• Fibre reinforced concrete
• FRP reinforced concrete

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post cracking behaviour (serviceability)
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Geotechnical Researchers

• Dr. Brian Cooke

• Dr. Arun Valsangkar

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Geotechnical Themes

• Centrifuge modeling of soil-structure interaction
  
• Instrumentation and monitoring of prototype
  structures
• 1-g model testing of slabs on grade
• Pile driveability analysis
• Limit states design in geotechnical engineering
• Hydraulic conductivity determination of clay
  lines using mini-centrifuge
• Geotechnical properties of lightweight aggregates
  
• Centrifuge modeling of multiphase flow in soils

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Recent, Local Geotechnical Projects

• Monitoring of Longs Creek Box Culverts
• Development of miniature probes in centrifuge
  modelling
• Masonry retaining walls

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Centrifuge 1.6m radius
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Mini Centrifuge
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Transportation Group Researchers
Dr. Frank R. Wilson, P.Eng Honorary Research
Professor VP (Research) Emeritus
Dr. Eric Hildebrand, PEng Group Coordinator
Dr. James S. Christie, P.Eng
Dr. Michael C. Ircha, P.Eng, MCIP Honorary
Research Professor
Dr. Ming Zhong, P.Eng
Dr. Yuri Yevdokimov, MA
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UNB Transportation Group
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• Current Transportation Research Highlights
• UNB / Transport Canada Collision
• Investigation Team
• Vehicle safety standards and human factors
• Road Safety Audits
• Elderly Driver research
• Construction Zone Speed Control
• Heavy Truck Stability
• Bus Safety
• Use of simulation in design/planning
• Traffic sign conspicuity
• Effectiveness of Traffic Circles

Road mode
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• Current Transportation Research Highlights
• Air mode
• Regional travel demand forecasting
• Local economic impacts of airports
• Marine
• Canadian Port Reform
• Marine commercialization and economics
• Multi-modal
• Inter-modal freight logistics
• Operations Research
• Vehicle routing and scheduling algorithms
• Systems dynamics approach to sustainable
  transportation

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Pavement Researchers

• Eldo Hildebrand
• Assistant Dean

• Donath Mrawira
• D.C Campbell Chair

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Pavements

• Pavement Design Methods for New Brunswick
• Asphalt Quality Control for Bonuses/Penalties in
  Performance Based Specifications
• Pavement Performance Estimates from the Long Term
  Pavement Performance study

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Water and Environmental Engineering
Dr. Kripa Singh
Dr. Katy Haralampides

• Water and wastewater treatment
• Water quality
• Environmental modelling
• Solid waste management

Dr. Kerry MacQuarrie
Dr. Bruce Wilson
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Water and Wastewater Treatment
Water and Environmental Engineering

• Anaerobic biotechnology for industrial and
  municipal wastewaters enhanced granulation
  utilization of biogas post-treatment system and
  effluent characterization.
• Biofouling in water supply wells and distribution
  system diagnosis and remedial measures.
• Removal of arsenic, sulfate, nitrate and
  microbial contamination from drinking water
  supplies.

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Water Quality
Water and Environmental Engineering

• Hydraulics and water quality in river-recharged
  aquifers (e.g. municipal well fields along Saint
  John River).
• Persistence of agricultural nitrate and
  pesticides in groundwater.
• Dispersion of mine-tailings derived mercury
  through a groundwater-surface water flow system.

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Environmental Modelling
Water and Environmental Engineering

• Decision support for municipal infrastructure
  rehabilitation/replacement.
• Finite-element modelling of agricultural nitrate
  transport in groundwater.
• Modelling of agricultural runoff with associated
  sediment/pesticide transport.
• Finite element hydrodynamic modelling of tidal
  estuarine barriers (e.g. Petitcodiac River).
• Laboratory-scale physical modelling for
  environmental hydraulics.

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Solid Waste Management
Water and Environmental Engineering

• Modelling and optimization of waste collection
  systems.
• Optimization of composting systems.
• Stormwater management at composting facilities.

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Materials Researchers

• Dr. Michael Thomas

• Dr. Ted Bremner
• Honorary Research Professor
• Professor Emeritus

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Materials

• MRI assessment of concrete cracking and
  evaluation of distress due to freezing and
  thawing
• ACI Life 365, Predictive Software for chloride
  diffusion in concrete bridges
• Treat Island site to evaluate the performance of
  concrete
• Use of fibre optic strands cast in concrete field
  structures

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Materials MRI
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Materials Life 365
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Construction Researchers

• Dr. Jeff Rankin

Dr. Lloyd Waugh

• Dr. John Christian
• Honorary Research Professor
• Professor and Dean Emeritus

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Construction Research Themes

• Quality Life Cycle Costs in Construction
• Roof Maintenance and Quality
• Quality Management System for Highway Management
• Information Technology in Construction
• Hand Held Computing in Construction
• Internet-Based Procurement and Project Management

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Recent Research Partners

• Concrete Canada
• QC/NB Cooperation Agreement
• SCDI
• US Army Corps of Engineers
• NRC (NSERC)
• Mobil Oil
• U.S. Army Corps of Engineers
• UNB Research Fund
• Department of National Defense
• Air Nova
• Simscape Development Corp.

• NRC IRAP Maritimes
• Constr. Assoc. of NS
• MRDC
• Goguen and Company Limited
• Transport Canada
• Transportation Development Centre
• Natural Res. Canada
• Jacques Whitford
• NB DoT
• The Shaw Group

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Laboratories

• Structures
• Centrifuge
• Water Treatment
• Concrete

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Research Partnerships

• We welcome opportunities for collaboration with
  industry and government
• 506-453-4521
• www.unb.ca/departs/engineering/civil/