No site investigation is complete without structural laboratory testing to determine the soil or rock characteristics and how they will respond under the intended conditions.  Laboratory testing is also needed to evaluate soil for reuse as backfill, structural fill or even as topsoil.

Services Include:

• Sieve Analysis (ASTM-D1140 and ASTM-D422)

• Hydrometer Testing (ASTM-D422)

• Proctor Testing (ASTM-1557)

• Consolidation (ASTM-D2435)

• Permeability Testing (NJDEP BMP Manual, Chapter 12)

• Porosity Testing

• California Bearing Ratio (CBR) - field or laboratory (ASTM-D4429)

• Topsoil Testing

  • Organic Content (ASTM-D2974)

  • pH (ASTM-D1293)

  • NPK (Nitrogen, Phosphorus, Potassium) content

  • Soluble Salts (ASTM-D4542)

• Atterberg Limits (ASTM-D4318)

• Water Content (ASTM-D2216)

• Unit Weight (ASTM-D7263)