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PIARC (World Road Association), founded in 1909 and comprising 125 member governments from all over the world, is the global forum for exchange of knowledge and experience on roads, road transport policies and practices. With consultative status to the Economic and Social Council of the United Nations, the Association is contributing to a stable and sustainable global development of the road and transport sector.

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Technical Reports Earthworks

This page lists technical reports of PIARC in the field of road earthworks. These publications are classified chronologically.

  • Resilience of Earth Structures - Collection of Case Studies

    This case study compilation tries to give a deeper insight on the topic “Increasing Resilience of Earth Structures to Natural Hazards” assigned to WG1 of PIARC TC 4.3 as part of the 2020-2023 Work Programme. For the production of this report, relevant case studies related to resilience in earth structures have been requested from all the members of PIARC TC 4.3 and also from non-PIARC experts. The case studies that have been submitted give an idea of what the academic and technical community [...]

  • Techniques and Innovations in Earthworks - Collection of Case Studies

    This report presents the summary of thirty-six cases studies compiled by Working Group 2 of Technical Committee 4.3 under the theme “Techniques and Innovations in Earthworks“. This document will be further developed as part of the 2020-2023 Work Cycle and is expected to be accompanied by one additional document in publication, a full report. The information contained herein provides general insight, innovative techniques, and unique solutions to problems related to earthworks and earth structures [...]

  • Use Of Recycled Materials In Pavements - Briefing Note

    Back in 2003, PIARC published a report from Technical Committee C7/8 on “Pavement Recycling”. This report contains guidelines for in-place recycling with cement, emulsion or foamed bitumen and hot mix recycling in a plant. The current briefing note is the final part of a set of three reports on the “Use of Recycled Materials in Pavements”. This briefing note contains the conclusions and recommendations on recycling pavement materials deriving from the previous “Literature Review” and [...]

  • Earthworks Manual - Specific technical developments – 2E – Environmental aspects

    Any development project has an impact on the three pillars of sustainable development: environment, economy, and society. Earthworks is a key stage in dealing with and optimising this impact in road infrastructures. At the design and preliminary project level , it is necessary to choose the route that will avoid the impact on the environment and to develop the project that will allow the best possible integration into the landscape. The preservation of biodiversity, the protection of natural [...]

  • Earthworks Manual - Genesis and Preamble

    The Earthworks Manual project was launched in 2012 by the Executive Committee of the PIARC Strategic Plan, which entrusted its preparation to Technical Committee 4.4 "Earthworks and unpaved roads". The Earthworks Manual is an important technical document for the profession and stakeholders in the field of activity. It is eagerly awaited by the experts from many countries who have contributed to its content. The Manual is organised in two parts: -   Part 1: General considerations -   Part [...]