Ultrasonic testing of concrete after exposure to high temperatures

Tomsett, 1980, The practical use of ultrasonic pulse velocity measurements in the assessment of concrete quality, Mag of Concrete Res., 32, 7, 10.1680/macr.1980.32.110.7 Chung, 1983, Diagnosing in situ concrete by ultrasonic pulse technique, Concrete International, 5, 42 Watkeys, 1955, Non-destructive testing of concrete subject to fire attack Zoldners, 1963, High temperature behaviour of aluminous cement concretes containing different aggregates, 63, 966 Logothetis, 1981, The influence of high temperatures on calibration of non-destructive testing of concrete, RILEM J of Materials and Structures, 14, 39 British Standard BS 1881: Part 119:1983 ‘Method for determination of compressive strength using portions of beams broken in flexure (equivalent cube method)’, British Standards Institution