Evaluation of Surface Resistivity Measurements as an Alternative to the Rapid Chloride Permeability Test for Quality Assurance and Acceptance : Tech Summary

Tech summary.PDFBooklet/PamphletLTRC Report 496State Project No. 30000152LTRC Project No. 10-1CResistivity methodSurface treatingPortland cement concreteStructuresPermeabilityChloride contentIonsMolecular structureChemicalsLouisianaLouisiana Transportation Research CenterLouisiana Transportation Research CenterNTL-HIGHWAY/ROAD TRANSPORTATION-MaterialsNTL-HIGHWAY/ROAD TRANSPORTATION-Pavement Management and PerformanceUS Transportation CollectionMany contracting agencies currently use permeability specifi cations in Portland cement concrete (PCC)pavements and structures. This project followed the implementation of the surface resistivity test TR 233on a fi eld project in Louisiana. Additionally, a precision statement was developed for TR 233, and aruggedness study was also conducted to determine infl uencing factors on the results of TR 233 testing