ArchitectureBuilding ScienceCivil EngineeringBuilding DiagnosticsBuilding MaterialsPavement EngineeringCementitious MaterialsConcrete ConstructionConcrete MaterialsConcrete TechnologyMoisture Content AnalysisWater ContentCement ChemistryWater-cement Ratio
A CHEMICAL METHOD OF DETERMINING THE CEMENT AND WATER CONTENT OF CONCRETE ON SITE, WITHIN FIFTEEN MINUTES OF SAMPLING, IS DESCRIBED. THE CHOICE OF ANALYTICAL EQUIPMENT AND TECHNIQUE IS EXPLAINED, AND THE ACCURACY AND PRECISION OF THE METHOD IS EXAMINED BY REFERENCE TO TESTS UNDER LABORATORY CONDITIONS, AND FOUND TO BE ACCEPTABLE. RESULTS OF A SITE TRIAL OF THE EQUIPMENT AND TECHNIQUE, OVER A PERIOD OF FIVE MONTHS, ARE PRESENTED AND DISCUSSED. THE METHOD WAS DEVELOPED BY THE SCIENTIFIC BRANCH OF THE GREATER LONDON COUNCIL. /RRL/