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20
SEP
2016

Do you want to see undergound

  Seeing is believing…. It has always been an elusive concept to see what is immediately beneath our feet. As beings that generally inhabit the surface, we rarely consider what a valuable asset the underground offers us going forward into the future. It is no...
18
AUG
2015

UKAS Assessment

Corehard Limited have just completed our UKAS re-assessment audits for all current test procedures and maintenance of laboratory and will retain our status as: UKAS Accredited Laboratory No. 2580 If you would like to view our full accreditation schedule please click on the...
06
FEB
2014

Compaction – Why it’s important

Compaction-Overview-PSS The above link is a brief pdf presentation relating to laboratory testing of backfill materials using the penetrometer method. Many practitioners are relating to CBR% values which generally provide measurement of bearing ratio only and can be confused with...
27
NOV
2013

WRAP – Technical Report on compaction

For those who have not seen a copy of the independent WRAP technical report on compaction trials carried out by Scott Wilson Ltd please use the following link: http://www.sustainableaggregates.com/library/docs/wrap/L0351_MRF106_SW.pdf...
22
OCT
2013

Research report for backfill compaction and bituminous air voids testing

Our research report into compaction testing and voids criteria is now available to download using the link below: Compaction & Air Voids Research Report CHD-RR-1112v1Bpub This was undertaken as a joint venture between Affinity Water, London Borough of Enfield, Corehard...