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Corehard Technicians have been undertaking penetrometer testing in the South Transept of Winchester Cathedral. This was enabled by removal of clay tiles at several locations to allow dynamic cone penetrometer to provide ground resistance information for up to 8m depth below floor...

Corehard are assisting MOD through ground research testing related to assets such as air strips and runways using the Panda 2 penetrometer. This is to provide accurate results of ground resistance, layer construction, and compaction of underlying materials after core extraction...

We have developed a simple means to provide deflection measurement of carriageway chambers and covers when subjected to dynamic loading from traffic. This has already provided useful data for manufacturers of segments and resins along with specific installation techniques for...

Corehard Ltd have been asked to provide ground resistance test results to determine sub-grade quality to allow temporary road access for refurbishment of Moulsford Viaduct built in 1839 by Isambard Kingdom Brunel. This allows for accurate information being made available for...

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...

From 8 to 30 January 2014, the Licorne force (French peacekeeping mission on the Ivory Coast) and a detachment of the 25th Engineer Regiment air (25 e RGA) conducted a fact-finding mission of leading aviation theatre runways. The mission objectives were, thanks to the know-how of...

You can now follow us on Facebook for all the latest developments and posts Or indeed follow us on twitter @NRSWALab if you prefer        

Many of our clients are now availing of additional services we undertake such as presence of coal tars or hydrocarbons within bituminous materials along with identification of calcites within surface course materials. Please contact us for further information.  Image showing PAH...

We wish all a Happy and Peaceful New Year for 2014

  We are currently supplying services to several water companies and Local Authorities in providing information relating to water main failures where investigation into surrounding existing ground is tested to verify if affected by water ingress, subsidence, or undermining...