Current
British Standards Extra Supplement
BS
Details performance requirements and control procedures relevant to spray injection patching. The product can be used for: emergency works, temporary patching repairs, pre-patching for surface dressing and slurry surfacing, localized preventative maintenance and permanent patching repairs.
Supersedes BS 434-2:2006. Came into effect 30 September 2019. See foreword for contractual and legal considerations.
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