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Anne Holt Head, Laboratory Services Section Materials Engineering & Research Office (MERO) Ministry of Transportation Ontario MTO’s New Centre for Excellence in Transportation Infrastructure

MTO’s New Centre for Excellence in Transportation ... Anne Holt - MTO's New Centre of... · MTO’s New Centre for Excellence in Transportation Infrastructure. ... Centre for Excellence

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Page 1: MTO’s New Centre for Excellence in Transportation ... Anne Holt - MTO's New Centre of... · MTO’s New Centre for Excellence in Transportation Infrastructure. ... Centre for Excellence

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

[email protected]

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