A52 Kings Langley to Froghall reconstruction 1997 - Case Study

Key Skills
  • Independent
  • Lime & cement stabilisation
  • In-situ and ex-situ recycling
  • Roller compacted concrete
  • Industrial by-products
  • Hydraulic binders inc. slag
  • Pozzolans & Fly Ash
  • Pavement design
  • European standards
  • Binders for erosion control
  • Training & presentations


2012 Expert opinion on pavement expansion on major trunk road

2012 Revision of European standard, EN14227, for hydraulically bound mixtures and hydraulically treated soils. European Technical committee TC227/WG4 and UK mirror BSi committee B/510/4

2012 Steelwork Access Road Phase 2, Llanwern. Pavement advice during construction

2012 Defence Infrastructure Organisation (DIO). Member of ad-hoc committee for Specification 52 Hydraulically bound mixtures for Airfields

Hydraulically Bound Mixtures

A52 Kings Langley to Froghall reconstruction 1997 - Case Study

Location: A52 Kingsley to Froghall reconstruction
Staffordshire County Council
Technical Data:
100mm bituminous material on
300mm GFA (3% lime + 12% pfa + 85% granular material reclaimed from existing pavement)
Innovation: 1st UK use of GFA (granular material treated by fly ash & lime). GFA was used for sub-base and base. Aggregate for GFA was recycled from existing pavement
JK Role: Pavement designer and construction advisor for client