Tests and Services Performed

• Gradation

• Proctor (standard & modified)

• Atterberg Limits

• Permeability (falling & constant head)

• Hydrometer

• Organic & Moisture Content

• Sand Cone Density

• Concrete Slump, Air & Cylinder

• Soil Classification

• Unit Weight

• Railroad Ballast

• MNDOT Topsoil Analysis

• Soil Analysis

• Dynamic Cone Pentrometer (DCP)

• Concrete: Air, Slump, Cylinders and Strength.

• Bridge Inspection & General Construction Inspection Services.