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• Anticipating the impact of climate change on road earthworks

  

  Climate change and its consequences are one of the main preoccupations of the beginning of the 21 st century. The first part of the report presents, as an example, regional scenarios of the climate evolution for Quebec and Switzerland. The second part focuses on water: lack or excess of water and its [...]

  • Date : 2008
  • Pages : 69
  • PIARC Ref. : 2008R12EN
  • ISBN : 2-84060-212-1
• Indicators representative of the condition of geotechnical structures for road asset management

  

  The management of geotechnical assets of road infrastructure is a subject that is rarely investigated. The variability and the difficulty to predict long-term performances pose a challenge for planning maintenance. The report provides an overview of the state of practice. After a description of the [...]

  • Date : 2008
  • Pages : 173
  • PIARC Ref. : 2008R01EN
  • ISBN : 2-84060-201-6
• Promoting optimal use of local materials

  

  This document aims to: • identify the progress made over the last decade with respect to soil and/or rock treatments in the area of road earthworks, and more specifically since the publication of PIARC's 1997 report: "Equipment and Methods Specific to Soil Treatment Work"; • look at developments [...]

  • Date : 2007
  • Pages : 83
  • PIARC Ref. : 2007R09EN
  • ISBN : 2-84060-196-6
• CD-ROUTE

  Minimum Equipment Required CD-ROUTE can be used on PC (386 at least, Windows 3.1, 95 & NT) and Macintosh® (68020 at least), Power Mac®, Mac OS version 7. Minimum equipment required: 16 Mo RAM, a hard disk and a 14'' colour screen (256 colours or more). The program is very easy to install. [...]

  • Date : 2000
  • PIARC Ref. : CD-ROUTEEN
• Airfield Pavements

  

  This document presents the proceedings of a Workshop organized in Montreal in September 1995 by the PIARC Technical Committees on Surface Characteristics (C1), Concrete Roads (C7) and Flexible Roads (C8). The proceedings include future demands on airfield pavements, show similarities and differences [...]

  • Date : 1996
  • Pages : 344
  • PIARC Ref. : 07.07.BEN
  • ISBN : 2-84060-042-0
• Contribution to Risk Management of Existing Slopes

  

  C12 decided to extend those studies and adopted the topic risk management of existing slopes during the period 1995-1999 to focus on the utilization of monitoring techniques and database applications. The report summarizes the risk management on existing slopes in technical aspects through the collected [...]

  • Date : 2000
  • Pages : 100
  • PIARC Ref. : 12.11.BEN
  • ISBN : 2-84060-129-X
• Equipment and Methods Specific to Soil Treatment Works

  To avoid the report on "Field treatment of soils with lime or hydraulic or pozzolanic binders" presented at the XIXth World Road Congress at Marrakech in 1991 (PIARC ref. 19.12.B), being too long, the Technical Committee on Earthworks, Drainage, Subgrade (C12) decided to limit the discussion of equipment [...]

  • Pages : 64
  • PIARC Ref. : 12.05.BEN
  • ISBN : 2-84060-051-X
• In Situ Assessment of Subgrade Materials

  

  It is important to be able to forecast the performance of the subgrade, especially its acceptable limits of deformation derived for both the construction stage and during the working life of the pavement. Ten types of in situ test apparatus are described briefly and comparisons made between them, setting [...]

  • Date : 1995
  • Pages : 120
  • PIARC Ref. : 12.01.BEN
  • ISBN : 2-84060-030-7
• International Symposium on Subdrainage in Roadway Pavements and Subgrades

  Out of print As is common knowledge in the transportation community, proper functioning of roadways is largely dependent on adequate drainage, both at the surface and in the subsurface. The accumulation of excessive water under pavements typically results in a reduced bearing capacity, leading to [...]

  • Date : 2000
  • PIARC Ref. : 12.08.BEN
• Landslides - Techniques of Evaluating Hazard

  This report discusses current techniques used to evaluate landslide hazard in three stages. Firstly, the landslide hazard of an area is evaluated by collecting existing data, field reconnaissance, etc. At several specified sites along a route, more detailed investigations are then conducted, such [...]

  • Date : 1997
  • Pages : 120
  • PIARC Ref. : 12.04.BEN
  • ISBN : 2-84060-044-7
• Leightweight Filling Materials

  This document presents various lightweight filling materials for different applications in road construction. Details are given regarding material properties, design considerations, specifications related to the construction, pavement structure, environmental considerations if any, availability and [...]

  • Date : 1997
  • Pages : 288
  • PIARC Ref. : 12.02.BEN
  • ISBN : 2-84060-045-5
• Limits of use of natural soils, specifications and controls in earthworks

  

  During 2000-2003 C12 activity, it was decided to be interested in the limits of use of the soils in the earthworks through the various Member States of the committee and simultaneously to analyse the control methods developed to guarantee the good completion of the work. C12 has considered interesting [...]

  • Date : 2003
  • Pages : 172
  • PIARC Ref. : 12.12.BEN
  • ISBN : 2-84060-141-9
• Management of Post-tensioned Grouted Duct Bridges

  Post-tensioned concrete bridges, which were pioneered in France, but soon taken up by the engineers in other advanced countries, have proven to be increasingly popular as an economically competitive and safe form of construction. With the introduction of many innovative techniques within a relatively [...]

  • Date : 2000
  • Pages : 184
  • PIARC Ref. : 11.08.BEN
  • ISBN : 2-84060-125-7
• Marginal Materials - State of the art

  Three PIARC Technical Committees have devoted part of their preliminary work to the XVIIIth Congress (Brussels, 1987) to the use of marginal materials in road technology: Technical Committee on Testing of Road Materials, Technical Committee on Flexible Roads, Technical Committee on Earthworks, Drainage, [...]

  • Date : 1989
  • Pages : 112
  • PIARC Ref. : 02.04.BEN
• PIARC Seminars - Recommendations for Planning and Carrying out PIARC Seminars

  

  These methodological guidelines suggest recommendations to Chairpersons and Secretaries of PIARC Technical Committees aiming at convincing them of the desirability of organising seminars in conjunction with certain plenary meetings of their Committees or Groups and give them some advice for this purpose. [...]

  • Date : 1999
  • Pages : 22
  • PIARC Ref. : 03.07.BEN
• Practical Guidelines for the Design and Construction of Road Embankments

  The practical guidelines contained in this report have been developed from the results of a survey on the state of the art in the design and construction of road embankments. In March 1993 a questionnaire was circulated to collect information about the "rules of the art in the design and construction [...]

  • Date : 1999
  • Pages : 36
  • PIARC Ref. : 12.03.BEN
  • ISBN : 2-84060-057-9
• Road in Desert Areas

  Drafted by the PIARC Technical Committee on Roads in Developing Regions, this report provides information on the construction and maintenance of roads in desert areas.

  • Date : 1991
  • Pages : 88
  • PIARC Ref. : 03.03.BEN
• Road Tunnels: Emissions, Environment, Ventilation

  Due to a steady tightening of emission laws for cars and changes in the risk assessment of a tunnel fire, some design data need constant updating. The Report of the PIARC Committee on Road Tunnels to the XXth World Road Congress, 1995 (20.05.B) reviews the art of tunnel ventilation over the last 15 [...]

  • Date : 1996
  • Pages : 64
  • PIARC Ref. : 05.02.BEN
  • ISBN : 2-84060-034-X
• Save Your Country's Roads

  

  The full text of this PIARC pamphlet is on-line (PDF format, 650 Ko). Building a road costs money. Without maintenance, the road deteriorates and transport costs soar. The economy suffers. Yet even small budgets make a difference. This briefing is for those with the drive and the foresight to [...]

  • PIARC Ref. : SAVEEN
  • ISBN : 1-86-192181-0
• Slope Risk Guidance for Roads

  

  Slopes are, in general, associated with a greater frequency of failure than other geotechnical assets and a greater threat economically and socially. This report makes a synthesis of risk analysis methods and of vulnerability issues. It presents, in a series of appendices, mitigation measures with their [...]

  • Date : 2004
  • Pages : 112
  • PIARC Ref. : 12.13.BEN
  • ISBN : 2-84060-166-4
• Testing Aggreates

  Particle-size Analysis by Sieving, Los Angeles Test, Sand Equivalent, Accelerated Polishing Test, Determination of the Amount of Fines Passing 0.075 mm Mesh, Gravimetric Measurement: Absolute Density, Real Density, Bulk Density (with and without compacting), Aggregate Shape Measurement: [...]

  • Date : 1987
  • Pages : 66
  • PIARC Ref. : 02.02.BEN
• Training program Design - Tehnology Transfer in the Road Sector - Transport Guidelines for Training Programs Design

  

  These methodological guidelines are mainly aimed at countries wishing to acquire new technologies by way of transfer, in the road sector, in its broader meaning, which includes construction, maintenance and operation of roads as well as organization and management. These guidelines address the criteria [...]

  • Date : 1999
  • Pages : 28
  • PIARC Ref. : 03.06.BEN
• Use of Innovative Materials for Bridge Construction and Repair

  The management of bridges is greatly affected by the material used in their construction as well as for repairs and maintenance, with regard to requirements of performance, durability and quality. In order to obtain a better understanding of the availability and development of innovative materials [...]

  • Date : 2001
  • Pages : 192
  • PIARC Ref. : 11.09.BEN
  • ISBN : 2-84060-137-0
• Why and How to Develop a Road Transportation Technology Transfer Center?

  

  As road practitioners have faced and overcome obstacles and challenges to road building and road operations, there has been a recognition that in the next country or half way around the world solutions have been developed that may have application beyond the original location. As the travel demands [...]

  • Date : 2000
  • Pages : 38
  • PIARC Ref. : 03.08.BEN