Factors affecting bond between new and old concrete

ACI Materials Journal

Volumn 108, Issue 4, 2011, Pages 449-456

  Santos, Pedro Miguel Duarte ^a   Julio, Eduardo Nuno Brito Santos ^b  

^a POLYTECHNIC INSTITUTE OF LEIRIA   (Portugal)

^b UNIVERSITY OF LISBON   (Portugal)

Author keywords

Bond; Interface; Roughness; Shrinkage; Stiffness; Strength

Indexed keywords

BOND; CONCRETE COMPRESSIVE STRENGTH; CONCRETE INTERFACE; CURING CONDITION; DESIGN CODES; DIFFERENTIAL SHRINKAGE; DIFFERENTIAL STIFFNESS; EXPERIMENTAL STUDIES; NEW AND OLD CONCRETE; NORMAL STRESS; STRENGTH; SUBSTRATE SURFACE; YOUNG'S MODULUS;

BOND STRENGTH (MATERIALS); CURING; REINFORCED CONCRETE; SHRINKAGE; STIFFNESS;

COMPRESSIVE STRENGTH;

EID: 79961139151     PISSN: 0889325X     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (12)

1. EN 1992-1-1, "Eurocode 2-Design of Concrete Structures-Part 1: General Rules and Rules for Buildings", European Committee for Standardization, Brussels, Belgium, 2004, 225 pp.
2. ACI Committee 318, "Building Code Requirements for Structural Concrete (ACI 318M-08) and Commentary", American Concrete Institute, Farmington Hills, MI, 2008, 473 pp.
3. CAN/CSA-A23.3-04, "Design of Concrete Structures-Structures Design", Canadian Standards Association, Rexdale, ON, Canada, 2004, 258 pp.
4. EN 12615, "Products and Systems for the Protection and Repair of Concrete Structures-Test Methods-Determination of Slant Shear Strength", European Committee for Standardization, Brussels, Belgium, 1999, 12 pp.
5. EN 12390-6, 'Testing Hardened Concrete-Part 6: Tensile Splitting Strength of Test Specimens", European Committee for Standardization, Brussels, Belgium, 2004, 14 pp.
6. Júlio, E. N. B. S.; Branco, F. A.; Silva, V. D.; and Lourenço, J. F, "Influence of Added Concrete Compressive Strength on Adhesion to an Existing Concrete Substrate", Build and Environment, V. 41, No. 12, Dec. 2006, pp. 1934-1939. (Pubitemid 44063887)
7. EN 12390-3, 'Testing Hardened Concrete-Part 3: Compressive Strength of Test Specimens", European Committee for Standardization, Brussels, Belgium, 2003, 21 pp.
8. LNEC E 398, "Concrete-Determination of Shrinkage and Expansion", LNEC, 1993, 2 pp. (in Portuguese)
9. Santos, P.; and Júlio, E., "Development of a Laser Roughness Analyser to Predict In-Situ the Bond Strength of Concrete-to-Concrete Interfaces", Magazine of Concrete Research, V. 60, No. 5, June 2008, pp. 329-337.
10. Santos, P. M. D.; and Júlio, E. N. B. S., "Comparison of Methods for Texture Assessment of Concrete Surfaces", ACI Materials Journal, V. 107, No. 5, Sept.-Oct. 2010, pp. 433-440.
11. Santos, P. M. D.; and Julio, E. N. B. S., "Effect of Filtering on Texture Assessment of Concrete Surfaces", ACI Materials Journal, V. 107, No. 1, Jan.-Feb. 2010, pp. 31-36.
12. Austin, S.; Robins, P.; and Pan, Y., "Shear Bond Testing of Concrete Repairs", Cement and Concrete Research, V. 29, No. 7, July 1999, pp. 1067-1076.