Examples of using ROADEX in English and their translations into Norwegian
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Colloquial
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Ecclesiastic
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Ecclesiastic
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Computer
Permanent deformation rutting classification- ROADEX Network.
The ROADEX drainage classification for paved roads is described in the following.
The cross profile types used in the ROADEX drainage analysis are described in the following.
This eLearning lesson on“Drainage of Low Volume Roads” was produced for the ROADEX IV project.
ROADEX recommends that a steel grid should always be installed in the lower layer of a road structure over peat.
This eLearning lesson on“Environmental Issues on Low Volume Roads” was produced for the ROADEX IV project.
ROADEX however recommends that three classes should be used as this has proven to work well in Scandinavia.
The importance of proper cross fall is discussed in greater detail in the ROADEX reports on human body vibrations by Johan Granlund.
References, other than ROADEX information and publications used in this chapter, are presented after each chapter.
Vibrations caused by poor road conditions can be also a risk to the health of drivers as ROADEX research has shown[link: Johan Granlund report].
These have been written by ROADEX experts to assist learning in the workplace and in academic institutions.
ROADEX research has shown that unstable slopes are one of the main reasons for road failures in test roads in Finland.
This is especially the case in drainage surveys from a moving vehicle and ROADEX has tested different techniques to resolve assess the most suitable method.
This ROADEX eLearning package on“Environmental Issues” covers the environmental related issues and practices in road condition management.
Question The shear vane test is a relatively simple test to perform in peat but ROADEX recommends that the results obtained should be treated very carefully.
References other than ROADEX information and publications used in this chapter: Andrew Dawson: Water in road structures.
Grass verges are“man made structures” that continue to be built in some areas in Ireland and Scotland even though ROADEX research has shown that they can have an adverse effect on road performance and pavement lifetime.
ROADEX drainage analyses have shown that the pavement condition can be much better where the offlets are kept clear, but this is not the case in many roads.
It is often claimed that this is not profitable but ROADEX calculations have shown that ditch clearing in critical places is profitable even when carried out every year.
ROADEX recommends that the maintenance and rehabilitation of existing roads should be treated in the same way for environmental impact as the construction of a new road.
Checking the outlet ditch condition is difficult from a moving car and ROADEX recommends that a third video camera is used in drainage analyses pointed 90° angle from the road.
ROADEX drainage analyses in different countries have also found that transverse culverts have been omitted in some low-lying sites where they should have been installed.
All are based on the research results andexperiences gathered during the ROADEX projects, supplemented with up-to-date information gathered by the authors in discussions with roads administrations and experts across the Northern Periphery area.
The ROADEX drainage research results in the Rovaniemi maintenance area of Finland showed that the condition of the road drainage was mainly worse in side sloping ground compared to other road profiles.
These have been written by ROADEX experts with the aim facilitating learning in the workplace and in academic institutions.
They would like to also thank the ROADEX Steering committee, chaired by Mr. Per-Mats Öhberg, for all the support that they have been given in the design and production of the lesson.
