Soil Lab: Porosity and Permeability
2020-4-30 · soil tubes, screening, rubber bands, plastic cup, fine sand, coarse sand, gravel, grad. cylinder, water, funnel, plastic cups. Procedure: 1. Fasten screening over one end of soil tube with rubber band. 2. Fill tube with fine sand (you will repeat w/ coarse sand and gravel) up to one inch from the top. 3 . Tap gently to settle/compact sample. 4