Once you have reached this point, your soil sample is considered to have reached terms of moisture content). its “plastic limit” (in - Mass of cup + wet soil + stir-rod __________g D - Mass of water added to soil ( = __________g E D B) – - % moisture content @ plastic limit (PL) __________% F Now add very small amounts of water (drops at a time) to your wet soil, and continue to stir until the soil attains the consistency similar to a “thick if you take out the stir-rod, the slurry will form a peak and then fall soup”…where back in on itself. *Check with instructors if unsure about proper consistency! *Note: soils will be more difficult to reach this consistency. G - Mass of cup + saturated soil + stir-rod __________g H - Total mass of water added to soil (= G B) __________g – I - % moisture content @ liquid limit (LL) __________% PART B Soil Moisture Retention Determinations – Procedure Steps: You are provided with the following materials:
Once you have reached this point, your soil sample is considered to have reached its “plastic limit” (in terms of moisture content). D - Mass of cup + wet soil + stir-rod __________g E - Mass of water added to soil ( = D – B) __________g F - % moisture content @ plastic limit (PL) __________% Now add very small amounts of water (drops at a time) to your wet soil, and continue to stir until the soil attains the consistency similar to a “thick soup”…where if you take out the stir-rod, the slurry will form a peak and then fall back in on itself. *Check with instructors if unsure about proper consistency! *Note: soils will be more difficult to reach this consistency. G - Mass of cup + saturated soil + stir-rod __________g H - Total mass of water added to soil (= G – B) __________g I - % moisture content @ liquid limit (LL) __________% PART B – Soil Moisture Retention Determinations Procedure Steps: You are provided with the following materials: