MTO’s New Centre for Excellence in Transportation ... Anne Holt - MTO's New Centre of... ·...
Transcript of MTO’s New Centre for Excellence in Transportation ... Anne Holt - MTO's New Centre of... ·...
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Anne HoltHead, Laboratory Services Section
Materials Engineering & Research Office (MERO)Ministry of Transportation Ontario
MTO’s New Centre for Excellence in Transportation Infrastructure
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Materials Engineering and Research Office
Our Mandate
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• 40,000 kilometres of highways• 2,800 bridges
MTO responsible for
• ensure that quality materials and products are used• facilitate use of innovative materials and processes• material standards, policies and guidelines• specialized laboratory testing and technical expertise
MERO’s role
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Materials Engineering and Research Office
MERO External Liaison
National and international standard setting
committees
Liaise with technical societies
Liaise with industry stakeholder groups
Interact with individual suppliers and stakeholders
Interact with universities
External activities allow us to bring back information
and innovation that can benefit MTO infrastructure
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Materials Engineering and Research Office
Centre for Excellence in Transportation Infrastructure (CETI)
New facility containing state-of-the-art laboratories
MERO’s office and laboratories
New 78,250 square feet facility
Budgeted at over $50 million
Construction starts at end of 2017, expected end 2019
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Materials Engineering and Research Office
CETI Site Plan
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Materials Engineering and Research Office
Building Wing A
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WING B
A
A
WING C
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Materials Engineering and Research Office
Building Wing B
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WING A
WING C
B
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Materials Engineering and Research Office
Building Wing C
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C
WING B
WING A
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Materials Engineering and Research Office
CETI Design
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Materials Engineering and Research Office
Lab Planning and Equipment Refresh
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We have been working with Infrastructure Ontario and their architectural firm
(Kasian) on the lab design
Smaller, more
efficient lab space
Focus on equipment needs
– for layout, power, dust &
fume collection, IT
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Materials Engineering and Research Office
Current Specialty AsphaltTestingAsphalt Mixture Performance Tester (AMPT)• Dynamic Modulus and Flow• Cyclic Fatigue
Hamburg Wheel Tracker (HWT)• Rutting Susceptibility• Stripping Potential
Moisture Sensitivity• Static Immersion• MIST Swelling Parameter
Joint studies through HIIFP• Pavement Permeability• High Modulus Asphalt Mix Design
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Materials Engineering and Research Office
Current Acceptance Parameters
Asphalt Mix Properties
In Situ Compaction
Performance Graded Plus
Asphalt Cement
Smoothness and
Localized Roughness
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Materials Engineering and Research Office
HMA Acceptance Based on Performance Tests
PG Plus tests(DENT and ExBBR)
Monitor emergingmix testsChose HWT to
address ruttingETGparticipation
FHWA BMDTask Group
Most Promising Mix Performance Tests Identified
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Materials Engineering and Research Office
Mix Performance Test Evaluation
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Evaluating asphalt mix performance tests
Test methods being evaluated with regards to low temperature and fatigue cracking
•Disk-Shaped Compact Tension (DCT) test•Semi Circular Bend (SCB) test•Cyclic Fatigue test
As the research progresses, pavement trials are planned in order to start a staged-implementation process
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Materials Engineering and Research Office
Dynamic Testing System (DTS)
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Materials Engineering and Research Office
Dynamic Testing System (DTS) Disk-Shaped Compact Tension Semicircular Bend Cyclic Fatigue Dynamic Modulus Flow Number Texas Overlay Indirect Tensile Creep Compliance Resilient Modulus Four Point Bending TSRST (Thermal Stress Restrained Specimen Test)
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Materials Engineering and Research Office
Disk-Shaped Compact Tension
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Materials Engineering and Research Office
Semicircular Bend and Cyclic Fatigue
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Semicircular Bend Cyclic Fatigue
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Materials Engineering and Research Office
Dynamic Modulus
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Materials Engineering and Research Office
Asphalt Cement Testing
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Routinely test asphalt cements from Designated Sources of Materials (DSM)
Limited full PG plus testing of asphalt cement recovered from production mix
Various AC initiatives or pavements investigations with our regional quality assurance and geotechnical sections
Investigating correlation between low temperature grade properties and the Fraass breaking point.
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Materials Engineering and Research Office
FRAASS Breaking Point Tester
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Materials Engineering and Research Office
Efficiency Improvements
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All operations
under review
Quicker
More effective characterization
Safety upgrades
Reduced testing variability
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Materials Engineering and Research Office
Particle Size Analyzer (PSA)
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Materials Engineering and Research Office
Thermogravimetry Analysis (TGA)
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Materials Engineering and Research Office
Differential Scanning Calorimetry (DSC)
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Materials Engineering and Research Office
Automatic Asphalt Extraction
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Materials Engineering and Research Office
Asphalt Mixing Kettle
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Materials Engineering and Research Office
ConclusionsOur new CETI building will…
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Support the development of testing standards for new materials and products, enabling innovation;
Help verify that quality materials and products are used, protecting infrastructure investments;
Conduct specialized field and laboratory investigations to evaluate construction practices and material performance on our roads & bridges;
Provide opportunities for cooperative research efforts between the ministry, other road authorities, academics.
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Materials Engineering and Research Office
Questions??
Anne Holt, P.Eng.Head, Laboratory Services SectionMaterials Engineering and Research OfficeMinistry of Transportation, Ontario
145 Sir William Hearst Avenue, Room 219Downsview, Ontario M3M 0B6(416) 235-3543
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