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    • E-Learning Lessons
      • Permanent Deformation
        • Disclaimer – common to all packages
        • Permanent Deformation preface
        • 1. What is permanent deformation and why we do not like it
          • Lesson 1 Test
        • 2. Stresses and strains in road structures
          • Lesson 2 Test
        • 3. Permanent deformation rutting classification
          • Lesson 3 Test
        • 4. Survey and monitoring techniques
          • Lesson 4 Test
        • 5. Classifications, analysis and diagnostics
          • Lesson 5 Test
        • 6. Managing permanent deformation
          • Lesson 6 Test
        • 7. Design against permanent deformation
          • Lesson 7 Test
      • Roads on Peat
        • Disclaimer
        • Preface
        • 1. Peat
          • Lesson 1 Test
        • 2. Behaviour of peat
          • Lesson 2 Test
        • 3. Environmental considerations
          • Lesson 3 Test
        • 4. Geotechnical risk management
          • Lesson 4 Test
        • 5. Engineering considerations of peat
          • Lesson 5 Test
        • 6. Investigations & surveys
          • Lesson 6 Test
        • 7. Types of construction
          • Lesson 7 Test
        • 8. Maintenance of existing roads
          • Lesson 8 Test
        • 9. Monitoring and records
          • Lesson 9 Test
      • Drainage of Low Volume Roads
        • Disclaimer
        • Preface
        • 1. Introduction, why drainage is important
          • Lesson 1 Test
        • 2. Water in road materials and subgrade soils, terminology
          • Lesson 2 Test
        • 3. Water and mechanical properties of roads
          • Lesson 3 Test
        • 4. Components of road drainage system
          • Lesson 4 Test
        • 5. Drainage problems and how to avoid them
          • Lesson 5 Test
        • 6. Drainage analysis and classifications
          • Lesson 6 Test
        • 7. Examples of drainage deficiencies in the roadex area
      • Environmental Considerations for Low Volume Roads
        • Disclaimer
        • Preface
        • 1. Introduction
        • 2. Environmental codes and assessments
        • 3. Protected nature
        • 4. Environmental issues related to road management
        • 5. Exhaust gases, carbon emissions and climate change
        • 6. Environmental aspects in road design
        • 7. Roads, water and wetlands
        • 8. Environmental Issues Test
  • Intranet
    • Media files
    • Steering committee, Edinburgh 2014
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    • Steering Committee, Oslo 2016
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    • Steering Commitee, Rovaniemi 2018
    • Steering committee, Kilkenny 2019
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  • Questionnaire 2019
    • Results
  • Acknowledgements
  • Disclaimer
  • Preface
  • 1. General
  • 2. Gravel and forest road components
  • 3. Wearing course
  • 4. Bearing Capacity
  • 5. Roads on weak subgrade
  • 6. Drainage
  • 7. Survey and monitoring techniques, diagnostics
  • 8. Maintenance machinery and techniques
  • 9. Renovation design and techniques
  • 10. Seasonal change management
  • 11. Environmental considerations
  • Lesson Test – Gravel and forest roads
  • Gravel and Forest Road Literature, References and Guidelines
  • Video links about Gravel and Forest Roads
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    • ROADEX IV (2008-2012)
    • The Northern Periphery Programme
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Typical cross section and its terminology of a public two lane gravel road.

13.04.2022 1000 × 563 2. Gravel and forest road components
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For Better Rural Roads

  • Home
  • About Us
    • The ROADEX Network
    • Partners
  • Background
    • The ROADEX Pilot Project (1998 – 2001)
    • ROADEX II (2002 – 2005)
    • ROADEX III (2006 – 2007)
    • ROADEX IV (2008-2012)
    • The Northern Periphery Programme
  • ROADEX Knowledge Centre
    • ROADEX Publications
    • Final Seminar Materials
    • ROADEX MEDIA
  • Translated reports
    • Finnish
    • Greenlandic & Danish
    • Icelandic
    • Norwegian
    • Swedish
    • Russian
  • E-learning
  • Consultancy Service
  • The Partner Knowledge Bank
    • Ireland
    • Sweden
    • Scotland
  • News
  • Contact
  • Intranet

The ROADEX Network

The ROADEX Network is a collaboration of northern European roads organisations whose aim is to share roads information and research.

Navigation

  • ROADEX Network
  • About Us
  • Background
  • Knowledge Center
  • Translated ROADEX reports
  • E-learning
  • Consultancy
  • The Partner Knowledge Bank
  • Intranet

News

  • New eLearning package released! 23.02.2023
  • ROADEX webinar: New technologies in gravel and forest road surveys on December 14th 2022 at 12:00 (EEST) 12.12.2022
  • ROADEX webinar: What is climate literacy and how can it help? by Craig Love on 21st of June 2022 at 14:00pm (EEST) 15.06.2022
  • ROADEX and the ReMiBar project 16.02.2017
  • The ROADEX Network publishes a report on the “Evaluation of ROADEX benefits and savings” by Professor Pekka Leviäkangas 21.12.2015

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