Robert Spragg
Robert Spragg
Research Civil Engineer, Federal Highway Administration
E-mail confirmado em dot.gov
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Variability analysis of the bulk resistivity measured using concrete cylinders
RP Spragg, J Castro, T Nantung, M Paredes, J Weiss
Advances in Civil Engineering Materials 1 (1), 1-17, 2012
892012
Factors that influence electrical resistivity measurements in cementitious systems
R Spragg, C Villani, K Snyder, D Bentz, JW Bullard, J Weiss
Transportation Research Record 2342 (1), 90-98, 2013
872013
Wetting and drying of concrete using aqueous solutions containing deicing salts
RP Spragg, J Castro, W Li, M Pour-Ghaz, PT Huang, J Weiss
Cement and Concrete Composites 33 (5), 535-542, 2011
822011
Electrical testing of cement-based materials: Role of testing techniques, sample conditioning, and accelerated curing
R Spragg, Y Bu, K Snyder, D Bentz, J Weiss
Joint Transportation Research Program, 2013
592013
Electrical response of mortar with different degrees of saturation and deicing salt solutions during freezing and thawing
Y Farnam, H Todak, R Spragg, J Weiss
Cement and Concrete Composites 59, 49-59, 2015
572015
The influence of pore solutions properties on drying in cementitious materials
C Villani, R Spragg, M Pour‐Ghaz, W Jason Weiss
Journal of the American Ceramic Society 97 (2), 386-393, 2014
562014
Fluid transport in high volume fly ash mixtures with and without internal curing
I De la Varga, RP Spragg, C Di Bella, J Castro, DP Bentz, J Weiss
Cement and Concrete Composites 45, 102-110, 2014
502014
Water absorption and electrical conductivity for internally cured mortars with a W/C between 0.30 and 0.45
J Castro, R Spragg, J Weiss
Journal of Materials in Civil Engineering 24 (2), 223-231, 2012
452012
Comparison of the pore volume in concrete as determined using ASTM C642 and vacuum saturation
Y Bu, R Spragg, WJ Weiss
Advances in Civil Engineering Materials 3 (1), 308-315, 2014
432014
Toward performance specifications for concrete: linking resistivity, RCPT and diffusion predictions using the formation factor for use in specifications
WJ Weiss, RP Spragg, OB Isgor, MT Ley, T Van Dam
High tech concrete: Where technology and engineering meet, 2057-2065, 2018
282018
Determining the moisture content of pre-wetted lightweight aggregate: Assessing the variability of the paper towel and centrifuge methods
AE Miller IV, R Spragg, FC Antico, W Ashraf, T Barrett, A Behnood, Q Tian
262014
Moisture profiles and diffusion coefficients in mortars containing shrinkage reducing admixtures
M Pour-Ghaz, R Spragg, J Weiss
International RILEM conference on use of superabsorbent polymers and other …, 2010
252010
Grout-concrete interface bond performance: Effect of interface moisture on the tensile bond strength and grout microstructure
I De La Varga, JF Munoz, DP Bentz, RP Spragg, PE Stutzman, ...
Construction and building materials 170, 747-756, 2018
212018
Electrical properties of cementitious systems: formation factor determination and the influence of conditioning procedures
R Spragg, C Villani, J Weiss
Advances in Civil Engineering Materials 5 (1), 124-148, 2016
212016
Experimental methods to detect and quantify damage in restrained concrete ring specimens
M Pour-Ghaz, A Poursaee, R Spragg, J Weiss
Journal of Advanced Concrete Technology 9 (3), 251-260, 2011
212011
Portland cement concrete pavement permeability performance
J Castro, R Spragg, P Kompare, WJ Weiss
Joint Transportation Research Program, 2010
212010
Influence of substrate moisture state and roughness on interface microstructure and bond strength: Slant shear vs. pull-off testing
DP Bentz, I De la Varga, JF Muñoz, RP Spragg, BA Graybeal, DS Hussey, ...
Cement and Concrete Composites 87, 63-72, 2018
202018
Assessing a concrete's resistance to chloride ion ingress using the formation factor
R Spragg, C Qiao, T Barrett, J Weiss
Corrosion of steel in concrete structures, 211-238, 2016
202016
The rapid assessment of transport properties of cementitious materials using electrical methods
RP Spragg
Purdue University, 2013
202013
Leaching of conductive species: Implications to measurements of electrical resistivity
R Spragg, S Jones, Y Bu, Y Lu, D Bentz, K Snyder, J Weiss
Cement and Concrete Composites 79, 94-105, 2017
192017
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