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  1. doolittle2

    Open question: Are we doing less lab testing?

    doolittle2 In the UK certainly on contracts I have been involved with there has been not only a reduction in the volume of earthworks testing carried out but a reduction in the range of tests. Add to this the fact that most testing is carried out by labs employed by and for the contractor a lot...
  2. doolittle2

    Classification of soils for use in Highway Construction

    Hi Soiled Up and SiteMonkey Thanks for the info re Highways Agency contracts and their use of this material I'll have to take a look see at those locations especially as one of them is only just in Cornwall. Soiledup your advice on in-situ testing is valable as is yours SiteMonkey on the need...
  3. doolittle2

    Classification of soils for use in Highway Construction

    Hi Soiledup You sound one clued up s**tkicker, you're spot on, I am working in Cornwall (just) but my problem is with geo-tech opinion at the moment or, to be fair, my problem is with my head, which I cannot get to accept that whatever the in-situ or as dug state of a material is, if it turns...
  4. doolittle2

    Classification of soils for use in Highway Construction

    Hi Can any of the rock hounds out there help me with this one, can an argillaceous rock be classified as Class 1 granular material for use in UK highway construction. In it's as dug state this material is soft/medium rock known locally as shillet sic. but when crushed and exposed to rain becomes...
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