The determination of one-dimensional consolidation and swelling properties of soils can be performed with an automatic oedometer http://www.controls-group.com/eng/soil-mechanics-testing-equipment/ace-_-automatic-computerized-oedometer.php . The test monitor the settlement of a clay sample subjected to succesive increments of vertical stress. The ACE oedometer is a Wykeham Farrance product. ASTM D2435