Flexural strengthening of real-scale RC and PRC beams with end-anchored pretensioned FRP laminates

ACI Structural Journal

Volumn 106, Issue 3, 2009, Pages 319-328

  Pellegrino, Carlo ^a   Modena, Claudio ^a  

^a UNIVERSITY OF PADOVA   (Italy)

Author keywords

Fiber reinforced polymers; Prestressing; Reinforced concrete; Strengthening

Indexed keywords

ANALYTICAL MODEL; CRACK PATTERNS; EXPERIMENTAL STUDIES; EXTERNALLY BONDED; FIBER-REINFORCED POLYMERS; FLEXURAL CRACKS; FLEXURAL STRENGTHENING; FOUR-POINT BENDING TEST; FRP LAMINATES; FRP REINFORCEMENT; LOAD-DEFLECTION RESPONSE; MECHANICAL DEVICE; PRE-STRESS; PRESTRESSED REINFORCED; PRETENSIONED; STEEL YIELDING; STRENGTHENING; ULTIMATE CAPACITY;

ANCHORAGES (FOUNDATIONS); BEAMS AND GIRDERS; BENDING TESTS; BRIDGE DECKS; BUILDING MATERIALS; CARBON FIBER REINFORCED PLASTICS; CONCRETE BUILDINGS; CRACKS; FAILURE ANALYSIS; FIBER REINFORCED PLASTICS; POLYMERS; PRESTRESSING; REINFORCED CONCRETE; REINFORCED PLASTICS; REINFORCEMENT; STRENGTHENING (METAL); STRUCTURAL ANALYSIS;

PAPER LAMINATES;

BEAMS; BUILDINGS; CARBON FIBERS; MECHANICAL PROPERTIES; PAPER LAMINATES; POLYMERS; REINFORCED CONCRETE; REINFORCED PLASTIC; STRESSING; STRUCTURAL ANALYSIS;

EID: 67749133821     PISSN: 08893241     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (29)

1. ACI Committee 318, 2005, "Building Code Requirements for Structural Concrete (ACI 318-05) and Commentary (318R-05), " American Concrete Institute, Farmington Hills, MI, 430 pp.
2. ACI Committee 440, 2002, "Guide for the Design and Construction of Externally Bonded FRP Systems for Strengthening Concrete Structures (ACI 440.2R-02), " American Concrete Institute, Farmington Hills, MI, 45 pp.
3. ASTM D3039/D3039M, 2000, "Standard Test Method for Tensile Properties of Polymer Matrix Composite Materials, " ASTM International, West Conshohocken, PA, 13 pp.
4. Boschetto, G.; Pellegrino, C.; Tinazzi, D.; and Modena C, 2006, "Bond Behavior between FRP Sheets and Concrete: An Experimental Study, " Proceedings of the 2nd fib Congress, Naples, Italy.
5. Breña, S. F.; Bramblett, R. M.; Wood, S.; and Kreger M., 2003, "Increasing Flexural Capacity of Reinforced Concrete Beams using Carbon Fiber-Reinforced Polymer Composites, " ACI Structural Journal, V. 100, No. 1, Jan. -Feb., pp. 36-46.
6. Chahrour, A., and Soudki, K., 2005, "Flexural Response of Reinforced Concrete Beams Strengthened with End-Anchored Partially Bonded Carbon Fiber-Reinforced Polymer Strips, " Journal of Composites for Construction, ASCE, V. 9, No. 2, pp. 170-177.
7. Charkas, H.; Rasheed, H. A.; and Melhem, H., 2003, "Rigorous Procedure for Calculating Deflections of Fiber-Reinforced Polymer-Strengthened Reinforced Concrete Beams, " ACI Structural Journal, V. 100, No. 4, July-Aug., pp. 529-539.
8. CNR-Italian Research Council, Advisory Committee on Technical Recommendations for Construction, 2004, "Guide for the Design and Construction of Externally Bonded FRP Systems for Strengthening Existing Structures. Materials, RC and PC Structures, Masonry Structures (CNR-DT 200/2004), " Rome, Italy, 144 pp.
9. El-Hacha, R.; Wight, R. G.; and Green, M. F., 2003, "Innovative System for Prestressing Fiber-Reinforced Polymer Sheets, " ACI Structural Journal, V. 100, No. 3, May-June, pp. 305-313.
10. El-Hacha, R.; Wight, R. G.; and Green, M. F., 2004, "Prestressed Carbon Fiber-Reinforced Polymer Sheets for Strengthening Concrete Beams at Room and Low Temperatures, " Journal of Composites for Construction, ASCE, V. 8, No. 1, pp. 3-13.
11. El-Mihilmy, M. T, and Tedesco, J. W, 2001, "Prediction of Anchorage Failure for Reinforced Concrete Beams Strengthened with Fiber-Reinforced Polymer Plates, " ACI Structural Journal, V. 98, No. 3, May-June, pp. 301-314.
12. EN 10002, 2004, "Metallic Materials-Tensile Testing-Method of Test, " Comité Européen de Normalisation, Brussels, Belgium, 43 pp.
13. EN 12390-2, 2002, "Testing Hardened Concrete. Compressive Strength of Test Specimens, " Cornité Européen de Normalisation, Brussels, Belgium, 13 pp.
14. EN 15630-1, 2002, "Steel for the Reinforcement and Prestressing of Concrete-Test Methods: Reinforcing Bars, Wire Rod and Wire, " Comité Européen de Normalisation, Brussels, Belgium, 15 pp.
15. EN 1992-1-1, 2004, "Eurocode 2: Design of Concrete Structures-Part 1-1: General Rules and Rules for Buildings, " Comité Européen de Normalisation, Brussels, Belgium, 225 pp.
16. fib Task Group 9.3, 2001, "Externally Bonded FRP Reinforcement for RC Structures, " fib Bulletin 14, Lausanne, Switzerland, 130 pp.
17. Malek, M.; Saadatmanesh, H.; and Ehsani, M., 1998, "Prediction of Failure Load of RC Beams Strengthened with FRP Plate due to Stress Concentration at Plate End, " ACI Structural Journal, V. 95, No. 1, Jan.-Feb., pp. 142-152.
18. Pellegrino, C.; Boschetto, G.; Tinazzi, D.; and Modena, C, 2005, "Progress on Understanding Bond Behavior in RC Elements Strengthened with FRP, " International Symposium on Bond Behavior of FRP in Structures, Hong Kong, China.
19. Pellegrino, C, and Modena, C, 2002, "FRP Shear Strengthening of RC Beams with Transverse Steel Reinforcement, " Journal of Composites for Construction, ASCE, V. 6, No. 2, pp. 104-111.
20. Pellegrino, C, and Modena, C, 2006, "FRP Shear Strengthening of RC Beams: Experimental Study and Analytical Modeling, " ACI Structural Journal, V. 103, No. 5, Sept.-Oct., pp. 720-728.
21. Pellegrino, C, and Modena, C, 2007, "Flexural Behavior of RC and PRC Beams Strengthened with External Pre-Tensioned FRP Laminates, " Proceedings of 6th International Conference on Fracture Mechanics of Concrete and Concrete Structures, FraMCoS-6, Catania, Italy.
22. Pellegrino, C.; Tinazzi, D.; and Modena, C, 2008, "An Experimental Study on Bond between Concrete and FRP Reinforcement, " Journal of Composites for Construction, V. 12, No. 2, pp. 180-189.
23. Pellegrino, C.; Maiorana, E.; and Modena, C., 2009, "FRP Strengthening of Steel and Steel-Concrete Composite Structures: An Analytical Approach, " Materials and Structures, V. 42, No. 3.
24. Taljsten, B., 1997, "Strengthening of Beams by Plate Bonding, " Journal of Materials in Civil Engineering, V. 9, No. 4, pp. 206-212.
25. Tan, K.; Tumialan, G.; and Nanni, A., 2003, "Evaluation of CFRP Systems for the Strengthening of RC Slabs, " Report CIES 02-38, University of Missouri-Rolla, Rolla, MO, 113 pp.
26. Tinazzi, D.; Pellegrino, C.; Cadelli, G.; Barbato, M.; Modena, C.; and Gottardo, R., 2003, "An Experimental Study of RC Columns Confined with FRP Sheets, " Proceedings of the Tenth International Conference on Structural Faults & Repair, London, UK.
27. Triantafillou, T. C.; Deskovic, N.; and Deuring, M., 1992, "Strengthening of Concrete Structures with Prestressed Fiber-Reinforced Plastic Sheets, " ACI Structural Journal, V. 89, No. 3, May-June, pp. 235-244.
28. Valluzzi, M. R.; Grinzato, E.; Pellegrino, C.; and Modena, C, 2009, "IR Thermography for Interface Analysis of FRP Laminates Externally Bonded to RC Beams, " Materials and Structures, V. 42, No. 1, pp. 25-34.
29. Wight, R. G.; Green, M. F.; and Erki A., 2001, "Prestressed FRP Sheets for Post-Strengthening Reinforced Concrete Beams, " Journal of Composites for Construction, ASCE, V. 5, No. 4, pp. 214-220.