Online Courses Handbook 2003

302778 (v.1) Structural Materials 261

Area:	Department of Civil Engineering
Contact Hours:	5.0
Credits:	25.0
Lecture:	1 x 2.5 Hours Weekly
Tutorial:	1 x 1 Hours Weekly
Laboratory:	1 x 1.5 Hours Weekly
Prerequisite(s):	302775 (v.1) Structural Engineering 162 or any previous version
Structural Materials. Concrete - Cements and aggregates, grading of aggregates. Concrete quality control, strength and workability. Placing and curing concrete. Concrete mix design.Timber - Structural properties of timber, defects, insect attack, seasoning and preservation. Glue laminated timbers, plywoods, connectors. Steel - Properties of different types of steels including stress-strain curves, definition of yield and ultimate stresses. Influence of different alloys. Mechanics of Solids - Shear stresses in beams. Shear in thin walled sections, shear centre, unsymmetrical bending. Torsion of circular bars, rectangular bars, thin walled sections. Stress and strain at a point. Mohr's circle of stress and strain. Elastic constants. Combined stresses. Theories of failure. Thick and thin walled cylinders.