South African geotechnical conference, 1980

Preface, 1. Engineering geology, Geotechnical properties of a weathered granite from the Western Cape, RSA, 2. Site investigation and testing, Bilateral plate jacking tests on calcretes, 3. Monitoring and field experiments, Displacement around a test chamber in granite at Du Toitskloof, Groundwater pollution monitoring, Some notes on the behaviour of a group of grain silos, A simple tiltmeter, 4. Expansive soils, Brief notes on estimates of the cost of structural repairs to houses built on active clay in South Africa between 1980 and 2000, Effects of trees on soils and buildings, Jacking of tank floors as a solution to construction over expansive clays at Sasols II and III, South Africa, How to avoid cracking in a house on heaving clay soil — A layman’s guide, Preliminary proposals for movement joints for houses built on stiffened concrete raft foundations on heaving clay,5. Probability analyses, Convenor’s introduction, The use of the probability theory in road construction, A practical application of probabilistic slope stability analysis methods, 6. Design considerations, Limitation of settlement of Klip River fill by surcharging, Johannesburg geotechnical Data Bank, Design parameters for ultimate tensile loads of piles socketed into sandstone rock, Discussion, Discussion on paper: Interesting features of a coal dump-ash dam at Kilbarchan Colliery, Discussion on paper: Filtration: An application of a statistical approach to filters and filter fabrics, Discussion on paper: Design and monitoring of an embankment on alluvium, General discussions, Determination of elastic properties of mine slimes, List of participants