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Chris, A sensible framework approach, but you also need to consider site variability and look at the bigger picture. One or two samples at 2/3 E would not be problematic amongst a larger population of lower level material, IMHO. Kind regards, Steve Forster BSc, MSc, MIEnvSc, FGS, CEnv Director Remedia Group Limited Chair – Joint Industry Working Group on Asbestos in Soil and C&D Materials (M) +44 (0)7855 957140 (E) [log in to unmask] (W) www.remediagroup.co.uk Remedia Group Limited is a Company Limited by Guarantee and Registered in England No. 9483601. Registered office address: Suite L, Radford Business Centre, Radford Way, Billericay, Essex CM12 0BZ > On 2 Aug 2018, at 13:40, Chris Dainton <[log in to unmask]> wrote: > > Surely it just comes down to some good old common sense and a desire to leave the world a better place (even if only slightly). > > I think the following (amended) terminology provided by the JIWG 'Decision Support Tool for CAR2012 Work Categories' can be useful here: > > 1. No visible ACMs/fibre bundles or ‘Trace’ Levels > 2. Occasional/random occurrences of visible contamination by ACMs > 3. Sporadic/random occurrences of visible contamination by ACMs > 4. Moderate/frequent occurrences of visible contamination by ACMs > 5. Gross/very frequent occurrences of visible contamination by ACMs > > A. No detectable or ‘Trace’. > B. Very Low quantities - <0.001 to 0.01 %wt/wt > C. Low quantities - >0.01 to <0.05 %wt/wt > D. Moderate quantities - >0.05 to <0.1 %wt/wt > E. Large quantities - >0.1 %wt/wt > > > Here's my (generalised) personal take (my own internal ethical scale) for re-use: > > - Would want to be at 1/A. > - Pretty comfortable (in an appropriate risk based well designed remedial scheme of course) to reuse materials with characteristics of 2/3 and B. > - Can be pushed to C. > - Start to get pretty uncomfortable at 4 and D (but not out of the question) > - Would find it hard to be involved with 5 & E > > > Chris Dainton > > ######################################################################## > > To unsubscribe from the CONTAMINATED-LAND-STRATEGIES list, click the following link: > https://www.jiscmail.ac.uk/cgi-bin/webadmin?SUBED1=CONTAMINATED-LAND-STRATEGIES&A=1 ######################################################################## To unsubscribe from the CONTAMINATED-LAND-STRATEGIES list, click the following link: https://www.jiscmail.ac.uk/cgi-bin/webadmin?SUBED1=CONTAMINATED-LAND-STRATEGIES&A=1