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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 Laboratory, Stanmore Quality Surfacing, and Quality Recycling Solutions.

The primary objective being to ascertain performance criteria of primary backfill and bituminous materials used in relation to street works and road works as prescribed within Specification for the Reinstatement of Openings in Highways – Code of Practice (Third Edition – England)

Based on findings of this report, further research and development is currently being undertaken relating to selection and application of compaction equipment as a project with LB Enfield, Corehard Laboratory, and National Grid Gas.

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