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Research and Development Division | Road Development Authority, Sri Lanka
Leader in Road Sector Laboratory Services for Decades
Research and Development Division | Road Development Authority, Sri LankaResearch and Development Division | Road Development Authority, Sri Lanka
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Tag Archives: Kaduwela

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Trials to remedy the undulation at via duct section on Outer Circular Highway (OCH) at Kaduwela

NewsBy anuradhaDecember 3, 2020Leave a comment

To minimize the undulations due to low stiffness of Hot Mix Asphalt Concrete (HMA) prepared with 60/70 penetration graded bitumen, a polymer modified asphalt having a high softening point of polymer modified bitumen to be tested for the OCH via duct section at Kaduwela. It is expected that the higher softening point may ease the…

Research and Development Division | Road Development Authority, Sri Lanka
R&D Division, Road Development Authority Sri Lanka
  • Home
  • About us
  • Our Laboratory Services
    • What you should know
    • Accreditation
    • Bitumen Laboratory
    • Concrete Laboratory
    • Soil Laboratory
    • Polymer Modified Bitumen Laboratory
    • Photometric & Visibility Laboratory
    • Chemistry Laboratory
    • Field Laboratories
  • Other Services
    • Geotechnical & Road Pavement Design
    • Ground Investigation
    • Training and Workshops
  • Research & Publications
  • Contact
    • Contact
    • Provincial Laboratories
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