Proceedings
of the First
ASIAPACIFIC CONFERENCE ON
FRP IN STRUCTURES
 APFIS 2007 
The Official Regional
Conference of the
International Institute for FRP in Construction (IIFC)
for the AsiaPacific Region
Edited by:
S.T. Smith
Department
of Civil Engineering
The
Organised by:
The
and
IIFC Working Groups on
"Bond Behaviour of FRP in Structures",
"FRPStrengthened Metallic
Structures" and "



III 
Message from the President of
IIFC 
V 
Organising Committee and International
Scientific Committee Members 
VI 

VII 
Industrial
Sponsors, Exhibitors and Media Partner 
VIII 
VOLUME I 

Keynote Papers
Building Confidence in the
use of Fibre Reinforced Polymers in Construction 
3 
Assessment of Numerical
Models for FRPstrengthened Concrete Structures K.W. Neale 
13 
Fundamental Issues that
Govern the Rotation of FRP Retrofitted Columns and Beams: The Intractable Plastic Hinge Ductility Problem D.J.
Oehlers, M.S. Mohamed Ali, M.C. Griffith and T. Ozbakkaloglu 
23 
Debonding Failures of RC Beams
Strengthened with Externally Bonded FRP Reinforcement: Behaviour and Modelling J.G. Teng and J.F. Chen 
33 
Integrated Strengthening of
Structures with Bonded Prestressed FRP Reinforcements Z.S. Wu 
43 
Unified Definition of Safety
Factors for Traditional RC Members and Members L.P.
Ye and P. Feng 
53 
Strengthening
of Concrete Beams and Slabs
Confinement
of Concrete in Compression and Seismic Retrofit
Strengthening of BeamColumn and SlabColumn
Connections
An Experimental
Investigation on the Strengthening of RC Beamcolumn Connections with FRP Composites R. Shrestha and S.T. Smith 
213 
Seismic Upgrading of Existing RC Ordinary Moment
Resisting Frames using FRPs S.S.
Mahini and H.R.
Ronagh 
221 
A Study on the Application of FRP Laminates to RC
Knee Joints M.
Safari Gorji and K.
Bargi 
227 
A New CFRP Strengthening Technique to Enhance
Punching Shear Strength of H.
Erdogan, G.
Özcebe and B.
Binici 
233 
Strengthening
of Masonry Members
Strengthening of Timber and Glass Members
Strengthening Glulam Beams with Steel or Composite
Plates R. Kliger, M. AlEmrani, M. Johansson and R. Crocetti 
291 
Strengthening of Wooden
Beams with FRP Materials C. Bernardini, L. Credali
and G. Pistone 
297 
Evaluation of Timber
Beams Reinforced with FRP Fabrics J. Vanerek and P. Hradil 
305 
On the Bending of GFRP Reinforced Glass Element E. Speranzini and P. Neri 
311 
Concrete and Masonry Members Reinforced with
Internal FRP
Prefabricated FRP Reinforcement for Concrete Bridge
Deck and Railing: Design, Laboratory, Validation, and Field Implementation F.
Matta, A. Nanni and L.C. Bank 
319 
Reliability Assessment on the Serviceability of
Concrete Beams Reinforced with Glass Fiber Reinforced Polymer Rods Z.
He and F.
Qiu 
325 
Mechanical Performance of Curved FRP Rebars: Part I
 Experimental Study T. Imjai, M. Guadagnini and K. Pilakoutas 
333 
Mechanical Performance of Curved FRP Rebars: Part II
 Analytical Study T. Imjai, M. Guadagnini and K. Pilakoutas 
339 
Experimental Research of Concrete Beams and Masonry
Walls Reinforced Z.
Soric, T.
Kisicek and J.
Galic 
345 
Concrete and Masonry Elements Reinforced with Newly
Developed FRP Reinforcement D.
Horak, M.
Zlamal and P.
Stepanek 
353 
Concrete Members Prestressed with Internal or External
FRP
Behavior and Ductility of Ultra High Performance
Beams Prestressed with CFRP Tendons J.
Yang and Z.
Fang 
361 
Elastic Moment Capacity and Prestress Loss of Steelconcrete
Composite Beams Strengthened with a Prestressed CFRP Plate J.
Deng, M.M.K.
Lee and P.Y.
Huang 
367 
Study on Effective Prestress of RC Beam Strengthening
with Prestressed FRP X.Y.
Guo, P.Y.
Huang and G.M.
Pan 
373 
Pretension of Externally Bonded FRP Sheets for
Flexural Reinforcement of RC Beams: G.
Monti and M.A.
Liotta 
379 
Strengthening of Structures with the CarboStress®
System F. Fischli, R. Clénin, A. De Silva and P. Chaemmangkang 
387 
Ductility
Ductility Behavior of Compressionyielding
Reinforced Concrete Beams Y.W.
Zhou, Y.F. Wu and J.G. Teng 
395 
A New Ductility Model for RC/PC Sections
Strengthened with or without Bonded FRP Z.G.
Guan and J.Z.
Li 
403 
Compression Yielding by SIFCON Block for
FRPreinforced Concrete Beams K.
Liu and Y.F.
Wu 
411 
Mechanical
Behavior of Mild Steel Compressive Yielding Blocks X.C. Liu, Y.F. Wu, A.Y.T. Leung and J.G. Hou 
417 
Hybrid Members
The Effect of Core Architecture on the Behaviour of
Sandwich Columns under Edgewise Compression Loading T.
Omar, T.
Aravinthan and G.
Van Erp 
425 
Applications of FRP in Cladding Panels of Buildings T.
Sharaf, A.
Fam, W.
Shawkat and B.
Taylor 
431 
Thermoplastic Composite Structural Insulated Panels
(CSIPs) for Building Construction A.S.
Vaidya, N.
Uddin and 
437 
Pilot Study on the Horizontal Shear Behaviour of FRP
Rubber Isolators T.B.
Peng, J.Z.
Li and L.C.
Fan 
443 
All FRP Members
Field Applications and Case
Studies
VOLUME II 

Fibre Optic Sensors,
Measurement and Nondestructive Evaluation
Smart
Composites for Civil Infrastructure Applications K.T. Lau, S.T. Smith, H.Y.
Tam and S.L. Ho 
579 
Fibre Optic Sensing for the Delamination Behaviour
of FRP Reinforced Steel Girders S. Yamada, Y. Yoshida, S. Saito, S. Yamada and I. Komiya 
587 
Stress Analysis of Composite Material Embedded with
Optical Fiber Sensor S.C.
Her and B.R.
Yao 
593 
Quantifying Strain
Variation in FRP Confined Concrete using Digital Image Correlation: Proofofconcept and Initial Results L. Bisby, W.A. Take and A. Caspary 
599 
Quantifying Defects and Progression of Damage in FRP
Rehabilitation of Concrete A.
Shirazi and V.M.
Karbhari 
605 
Application Properties of Hybrid FRP Reinforcing
Rods for Self Diagnosing 
611 
Durability, Fire and Impact
Durability of FRP Strengthening Systems P.
Wilcox, Q.
Yang and V.M.
Karbhar 
619 
Experimental Investigation on Durability of FRP
Strips Confined Concrete Cylinders D.Y.
Gao, C.C.
Li and G.T.
Zhao 
625 
Bonded Fibre Reinforced Polymer Strengthening in a
Real Fire T.J.
Stratford, M. Gillie and J.F. Chen 
631 
Flame Retardant Fibre Reinforced Polyester
Formulation for Roofing Application R.
Vasanthakumari 
637 
Modeling of Thermophysical Properties and Thermal
Responses for FRP Composites in Fire Y. Bai, T. Keller and T. Vallée 
645 
The Stress Relaxation of Glass Fibre Composites with
Low Velocity Impact Damage Y.J. Tong, L.H. Xu and C.Q. Li 
651 
Product Development and Testing
Study on the Fabricating and Reshaping Process of a
New Kind of FRTP Bar C. Wang and J.P.
Ou 
659 
C.G.
Pereira, R.
Fangueiro, S.
Jalali, M.
Araújo and P.P.
Marques 
665 
Crack Development in CFRP
Reinforced Mortar – An Experimental Study B. Täljsten, K. Orosz and G. Fischer 
671 
IIFC Working Group: Bond Behaviour of FRP in Structures 
Message from the Chairmen of the IIFC Working Group
on the Bond Behaviour of FRP in Structures J.F. Chen and J.G. Teng 
679 
Basic Bond Mechanisms: Externally Bonded Sheets/Plates
Behaviour of FRPtoconcrete Interfaces between Two
Adjacent Cracks in FRPPlated Concrete Members: A Numerical Investigation G.M. Chen, J.F. Chen and J.G. Teng 
683 
Bonding CFRP and SRP to UltraHigh Performance
Concrete A.
Elmahdy, R.
ElHacha and N.G.
Shrive 
689 
Direct versus Indirect
Identification of FRPtoconcrete Interface Relationships C. Faella, E. Martinelli and
E. Nigro 
697 
New Threeparameter Bond Strength Model for
Externally Bonded FRPconcrete Interface S.M. Shahidul Islam and Z.S. Wu 
703 
Bond Stress versus Slip Model for CFRP Plates
Bonded to Concrete M.K.Y. Loo, S.J. Foster and S.T. Smith 
709 
A Quantitative Study on Bond Behavior between
FiberReinforced Polymer (FRP) and Concrete Interface using Infrared Thermography
(IRT) C.S.
Poon, W.L.

717 
Behaviour of CFRP Sheets Bonded to Historical
Masonry R.
Capozucca 
723 
Basic Bond Mechanisms: Internally Embedded Bars,
Tendons and Anchors
Comparison of the Interfacial Bond and Slip Behaviour
of Steel and FRP Reinforcement M.
Hasket, D.J.
Oehlers and C.
Wu 
731 
Bond Behaviour and Modeling of Fiber Reinforced
Polymer Bars to Concrete under H.X.
Zhang and J.
Li 
739 
Pullout and Bond of Glass Fibre Reinforced
Polymer/Steel Wire Composite Rebars Q.D.
Hao, Y.L. Wang and J.P. Ou 
745 
Flexural Bonding Characteristics of Newlydeveloped
GFRP Rebar H.S.
Oh, J.S.
Sim, M.K.
Ju and T.S.
Kang 
753 
Mechanical and Bonding Performances of Steel
CableGFRP Composite Rebar Z.C. Zhang and J.P. Ou 
761 
Investigation on Bond Performance of the Bondtype
Anchorage for CFRP Tendon T.Y.
Jiang, Z.
Fang and D.
Liang 
767 
S.J.
Kim and S.T. Smith 
775 
FlexurallyStrengthened Concrete Beams
Hybrid Bonding System for Optimizing Structural
Performance of FRP Flexurally J.G. Dai, H. Yokota and T. Ueda 
785 
Study on Bond Behaviors between CFRP and Concrete in
CFRPstrengthened RC Beams X.Y.
Lin and S.Y.
Cao 
793 
Numerical Simulation of
Debonding Failure of Reinforced Concrete Beams Strengthened K.
Farah and Y. Sato 
799 
Investigation of Stress Concentration in Cutoff
Zones of Beam Strengthened by V.H.
Nguyen, M.
Guadagnini, K.
Pilakoutas and V.N.
Le 
805 
Interlaminar Peeling in
Concrete Beams Strengthened with CFRP Plates P. Rusinowski and B. Täljsten 
811 
Interfacial Stresses
Debonding Shear Stress of Steel Plates with a Fiber
Sheet Inserted under a CFRP Strip I.
Okura and T.
Ishikawa 
819 
Influence of End Locations of Inserted Glass Fiber
Sheet on Debonding Load of T.
Ishikawa, K.
Komura, 
825 
ThreeParameter Elastic Foundation Model of FRP
Strengthened Concrete Beams J.L.
Wang 
831 
Influence of Local Imperfections on Interface
Stresses of RC Beams Strengthened L.J.
Li, Y.C.
Guo, F.
Liu, Y.
Yang and Z.J.
He 
837 
Numerical Analysis of Interface Stresses of RC Beams
Strengthened with Y.C.
Guo, P.Y.
Huang, L.J.
Li and J.
Deng 
843 
Analytical and Finite Element Study of Cracking and
Interfacial Stress Distribution at the Cracked Zone in a Retrofitted RC Beam M.Z.
Kabir and A. Hojatkashani 
849 
Intermediate Crack
Induced Debonding
Displacement Induced and Intermediate Crack
Debonding in FRP Strengthened C.R.
Willis, C.
Wu, R.
Seracino and M.C.
Griffith 
859 
Improved IC Debonding Resistance of Embedded NSM FRP
Plates M.
Haskett, D.J.
Oehlers and C.
Wu 
865 
Nonlinear Fracture Mechanics of Flexuralshear
Crack Induced Debonding of FRP Strengthened Concrete Beams J.L.
Wang and C.
Zhang 
871 
Intermediate Debonding of
FRP Strengthened Beams C. Mazzotti and M. Savoia 
877 
Prediction of Load
Carrying Capacity due to Intermediate Crackinduced Debonding in FRPstrengthened Flexural Members H. Said and Z.S. Wu 
885 
Debonding Failure in
FRPstrengthened RC Beams: A Modelbased Approach C. Faella, E. Martinelli and
E. Nigro 
893 
Durability,
Fatigue and Cyclic Loading
Durability of the Bonding Performance of
FRPconcrete Interface Externally Bonded L.L.
Zhang, L.
Zhang and J.X.
Ma 
901 
Analytical Solution of Bond Behavior in Moist
Environments for FRPconcrete Joints Z.
Ouyang and B.
Wan 
907 
Theoretical Solution for Fatigue Debonding Growth
and Fatigue Life Prediction H.M. Diab, Z.S. Wu and K. Iwashita 
913 
FRPConcrete Bond
Behaviour under Cyclic Delamination Force C. Mazzotti and M. Savoia 
923 
IIFC Working Group: FRPStrengthened Metallic Structures 
Message from the Chairman of the IIFC Working Group
on FRPStrengthened Metallic Structures X.L. Zhao 
933 
Strengthening of Metal Flexural Members
Performance of CFRP
Strengthened Lightseel Beams Subjected to End Bearing Forces X.L. Zhao and R. AlMahaidi 
937 
Finite
Element Modelling of CFRPStrengthened Rectangular Steel Tubes Subjected N.D. Fernando, J.G. Teng, T. Yu and X.L. Zhao 
943 
Strengthening of SteelConcrete Composite Girders
using FRPs: StateoftheArt N.
Ragab, R.
ElHacha and M. Aly 
951 
Bond Behavior of a CFRP Strengthening System for Steel
Structures M.
Dawood, M.
Guddati and S.
Rizkalla 
959 
Effect of CFRP Reinforcement on CHS Beams in Pure
Bending J. Haedir, M.R. Bambach, X.L. Zhao and R.H. Grzebieta 
967 
Upgrading of Steel Beams using Composite Materials D.
Linghoff and M.
AlEmrani 
973 
An Assessment of the Suitability of Wrought Iron for
Strengthening using FRP Composites S.S.J.
Moy and H.W.J.
Clarke 
979 
Strengthening of Metal Compression Members and Shells
FRPstabilised Steel Compression Members K.A.
Harries, E.
Abraham and A.
Peck 
987 
Control of Overall Buckling of HSS Slender Columns
using CFRP Plates A.
Shaat and A.
Fam 
993 
Steel Square Hollow Section Short Columns
Strengthened with CFRP M.R.
Bambach and M.
Elchalakani 
999 
On the use of the EC3 and AISI Specifications to
Estimate the Ultimate Load of CFRPstrengthened Coldformed Steel Lipped Channel Columns N.
Silvestre, D.
Camotim and B.
Young 
1005 
Elastic Buckling of
FRPstrengthened Cylinders with Axisymmetric Imperfections M. Batikha, J.F. Chen and J.M. Rotter 
1011 
Cyclic Loading and Fatigue
CFRP Reinforcement of Steel Beams Adhesive Cure
under Cyclic Load S.S.J.
Moy 
1019 
Environmental Fatigue Test of Bonded Composite Patch
Repaired Metallic Structure Y.
Okamoto, T.
Kamizono, H.
Namiki and H.
Cai 
1025 
Strengthening of Old
Metallic Structures in Fatigue with CFRP Materials C.S. Hansen, J.W. Schmidt and B. Täljsten 
1033 
Repair of Fatigue Cracks at Welded Web Gusset Joint
using CFRP Strips W.
Jiang, H.
Nakamura, H.
Suzuki, K.
Maeda and T.
Irube 
1039 
Analytical
and Numerical Modelling
Fracture Mechanics Analysis
of Cracked Steel Plates Repaired with Composite Sheets H.B.
Liu, Z.G. Xiao, X.L. Zhao and R. AlMahaidi 
1047 
Control of Interfacial Stresses in Beams
Strengthened with Prestressed CFRP Laminates R. Haghani, M. AlEmrani and R. Kliger 
1053 
Numerical and Analytical Investigations on Iron
Columns Reinforced by FRP under L.
Ly, J.
Rondal and J.P.
Jaspart 
1061 
IIFC Working Group: FRP Bridge Decks 
Message from the Chairman of the IIFC Working Group
on T. Keller 
1071 
Superstructure Behaviour
and Development
Dynamic Behavior of an
AllFRP Pedestrian Bridge Y. Bai, T. Keller, T. Vallée 
1075 
Replacing a Composite RC Bridge Deck with an FRP
Deck – The Effect on Superstructure Stresses K.A.
Harries and J.
Moses 
1081 
Static Behavior of Hybrid FRPconcrete Bridge
Superstructure Y.L.
Wang, Q.D.
Hao and J.P.
Ou 
1087 
Development of a Pedestrian Slab Bridge using GFRP
Pultrusion Profiles K.
Maeda, H.
Nakamura, X. Cui, N.
Kitayama and T.
Watanabe 
1093 
A Foamfilled GFRP Bridge Deck G.
Zi, J.
Jung, B.M.
Kim, Y.K.
Hwang and Y.H.
Lee 
1101 
Flexural Behavior of Hybrid FRP Girder with Concrete
Deck H.
Mutsuyoshi, T.
Aranvithan, S.
Asamoto, A.C.
Manalo and K.
Suzukawa 
1107 
Behavioral
Characteristics of FRPConcrete Composite Deck in Negative Moment Zones According to Connection Details 
1113 
Flexural Response of Fiber Reinforced Plastic Decks
using Higherorder Y.
Kim and J.
Lee 
1119 
Field Applications
Construction of the Asset
Polymer Composite Bridge B.
Täljsten 
1127 
Applying of Composite
Materials in Bridge Construction in Moscow Magapolis A. Ushakov, А. Pankov, V. Ekimov and A. Kuvshinov 
1133 
Opening the Gate: Construction of 300 m
Compositedeck Bridge in Korea S.W.
Lee and K.J. Hong 
1139 