Mρ
TerraLabSoil Testing

Maximum Dry Density Test

Enter compaction readings to determine MDD and optimum moisture content.

IS 2720 (Part 7)

1MDD compaction test

Not saved
TrialMoisture
content (%)
Mould + wet
soil (g)
Wet soil
mass (g)
Wet density
(g/cm³)
Dry density
(g/cm³)
Enter moisture manually or copy it from the separate module below.

2Oven-dry moisture test

Up to 4 containers
ContainerEmpty
container (g)
Container +
wet soil (g)
Container +
dry soil (g)
Water
mass (g)
Dry soil
mass (g)
Moisture
content (%)
Copy to MDD
Moisture % = water lost in oven ÷ dry soil mass × 100.