Field Guide to Non-Cohesive Soil Density and Angle of Friction Values

More Properties

Soil Description Soil Density, P Angle of Friction, Degrees
Imperial (lb/ft³) Metric (kg/m³)
min. max. min. max. min. max.

Additional Resources

  1. B.G. Look. Handbook of Geotechnical Investigation and Design Tables. London, UK. 2007. Print.
  2. Darling, D. (2019, March 31). Everything you need to know about concrete strength. COR-TUF UHPC. Retrieved from
  3. National Engineering Handbook. Soil Properties and Special Geotechnical Problems Related to Stream Stabilization Projects. USA. 2007. Technical Supplement.
  4. Potts, P. (2014, July 31). Mix design fundamentals: considerations for concrete for slabs-on-ground.
  5. Rodriguez, J. (2019, January 24). Ready mix concrete ordering tips [blog article]. The Balance. Retrieved from
  6. Vanderwerf, P. (2019). Concrete floor slabs. Retrieved from