Road pavements and Asset management ir. Margo Briessinck

ST4 - Infrastructure TC 4.1 Management of road assets TC 4.2 Road pavements TC 4.3 Road bridges TC 4.4 Earthworks and unpaved roads

TC 4.1 – Management of road assets Asset Management Guide Importance of Maturity in Implementing Asset Management Organization Asset Management Strategy Performance Management and Monitoring Inventory and Condition Risk Lifecycle Planning Developing a Transportation Asset Management Plan (TAMP) Financial Plan Asset Valuation Programming/Resource Allocation Performance Monitoring - Asset Management System Communication Issue 4.1.4 Road Assets Management Manual develop a web-based Road Assets Management Manual http://www.ctre.iastate.edu/piarc/

Road Assets Management Manual

TC 4.2 – Road pavements Issue 4.2.1 Issue 4.2.2 Issue 4.2.3 Road condition monitoring and road/vehicle interaction Recycling and reuse of materials for pavements Reducing the life cycle carbon footprint of pavements state of the art report on road condition monitoring and road/vehicle interaction state of practice report on assessing and determining the service life of wearing courses electronic version of the up-graded guide lines for in-place and in-plant recycling report on assessment of recent innovations which contribute to reduce the carbon footprint in pavements report on the assessment of performance of carbon footprint reduction

Road monitoring report Surface evenness Vehicle/road interaction characteristics Surface defects Structural condition Importance of managing data quality Quality management: verification and validation Case studies Quality control of road surface characteristics data Potential for WLP data to prioritise localised distresses for repair Using collected roughness data to develop acceptability limits Use of probe vehicles

Service life report 13 2 9 1 4 1

Example... rutting 18.6 mm 18.4 year

Recycling and reuse guide line cement in situ bitumen in plant Pavement recycling workshop PIARC TC 4.2 + REAAA

Airfield pavements Workshop PCN ≥ ACN  OK CBR method is dated new method ACN: distinction between gears with ≤ 2 or ≥ 4 tyres PCN: ML²EA 2018

Strategic Plan 2016-2019 Terms of reference: “TC D.2 (Pavements) will investigate environmentally-friendly and sustainable paving solutions and materials. Non-destructive pavement monitoring and testing techniques will also be an area of study.” Issue D.2.1 green paving solutions and sustainable pavement materials Issue D.2.2 low cost pavements systems Issue D.2.3 non-destructive pavement monitoring and testing techniques (incl. SURF congress)

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