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Flowable Fill - Stable Flow


Stable Flow® is the 2012 World of Concrete Most Innovative Product of the Year in the Concrete Construction Materials category.


With 76% Stable Air® and a density of 482kg/m3, StableFlow® uses include:


  • • back fill for foundations, retaining walls, bridge abutments and overpasses
  • • filling abandoned storage tanks, mines, sewer systems
  • • filling utility / pipeline trenches and sub-floor installations
  • • annular fill for pipe remediation
  • • insulative layer in walls and floors (cast in place and precast)
  • • sound absorbing layer in walls and floors foundation for slabs and roads


Stable Flow® can be designed with compressive strength from 0.34 MPa to 1.72 MPa as required. Below 1 MPa, Stable Flow® is excavatable with a shovel.


Fill can be designed with higher strength at higher densities.