Concrete Solutions 2014

Micheael Grantham, P A Muhammed Basheer, Bryan Magee, Marios Soutsos

• Preface, About the editors, Keynote papers, Design for concrete durability: From deemed-to-satisfy to dreamed-to-satisfy, Turkey’s grand challenge: Disaster-proof building inventory within 20 years, Managing post-tensioned bridges – better than before, Patch and crack repair, Two-stage concrete as a repair method, Self-healing behavior of concrete cracks, Concrete repair bond: Evaluation and factors of influence, Ureolysis and denitrification based microbial strategies for self-healing concrete, Self-healing of dynamic concrete cracks using polymer precursors as encapsulated healing agents, Patch repair: Compatibility issues, Properties of alkali-activated fly ash/slag repair mortars, Corrosion behavior of steel bars in reinforced concrete slabs repaired by partial patching, Formulation of a repair mortar based on dune sand and natural microfibers, Alternative repair system for concrete using microencapsulated healing agents, Towards cost efficient bacteria based self-healing marine concrete, A proposal on repair methods for freeze-thaw damaged concrete with least re-deterioration, Self-compacting repair mortars according to BS EN 1504-3, Can self-repair of concrete cracks help to obtain durable concrete?, Influencing factors affecting microbial metabolic processes of bio materials used for leakage repairs, Field performance of bacteria-based repair system: Pilot study in a parking garage, Study on the preparation of polymer modified mortar and its application on the rapid repair of a ballastless track, Electrochemical repair, Field experience of remote monitored and controlled CP systems, The impact of the interruption of impressed current cathodic protection on the steel/concrete interface, Cathodic protection for the remediation of swimming pools, Site performance of galvanic anodes in concrete repairs, Anode performance: The use of ballasted mixed metal oxide coated titanium anodes in impressed current systems installed within historic steel frame masonry clad structures, Cathodic protection of steel in concrete – experiences on parking garages in Germany, Issues using potential decay techniques to assess a cathodic protection system of steel in concrete caused by macrocell corrosion, Numerical simulation of the current and potential distribution of surface applied CP-anode systems, A novel assessment of the electrochemical lithium impregnation treatment used to mitigate alkali-silica reaction in concrete, Experience and recent innovations in cathodic protection of steel in concrete, Durability aspects of electrochemical realkalisation treatment, Maintenance and repair of steel reinforced concrete structures by simultaneous galvanic corrosion protection and chloride extraction, Extending residual service life of steel reinforced structures by the use of galvanic anodes, Study on lithium migration for electrochemical treatment of concrete affected by alkali-silica reaction, Evaluation of electrochemical repair effects using near-infrared spectroscopic technique, Strengthening materials and techniques/Repair with composites, State-of-the-art review on FRP strengthened concrete columns, Strengthening of concrete ground floors in industrial halls – a case study, Experimental evaluation of RC beams defected in both concrete strength and steel reinforcement and retrofitted by fiber reinforced polymers, Flexural strengthening of reinforced concrete beams with prestressed externally bonded CFRP sheets, Experimental study concerning the material behavior of CFRP confined plain and reinforced concrete, Proposal of a material model for FRP confined, circular, short concrete columns with and without internal reinforcement, Behaviour of ferrocement jacketed cylindrical concrete specimens under compression, Strains in CFRP – strengthened reinforced concrete beams, Rehabilitation of concrete beams pre-failed in shear using near-surface-mounted composite strips, Flexural strengthening for R.C. beams using CFRP sheets with different bonding schemes, Nonlinear finite element modeling of reinforced concrete beams in shear – strengthened with near surface mounted laminates, Ductility of FRP reinforced RC structures: A critical review of definition and expressions, Cracking in polymer concrete pipes-comparison of exact events in a pipe jacking project and numerical 3D modeling analyses, Effect of thermal cycling on the behaviour of CFRP-to-concrete joints, Retrofitting of RC panels subjected to blast effects using elastomeric polymer coatings, Modeling of continuous composite girders partially reinforced with CFRP, Experimental study on shear strengthening of R.C. beams using FRP repair techniques, Response of 4×4 bays, 15 storey RC building frames with and without external steel bracings and internal steel bracings, Surface protection methods and materials, Performance of silane impregnants for the protection of reinforced concrete, Effect of silicate-based surface penetrant on concrete durability, Hybrid surface protection repair system using UHP-SHCC for concrete structures – from design to application, The impact of curing compounds on the leaching from concrete, Determination of chloride ion diffusion coefficient in outer layer of concrete with silicate-type surface penetrant, Performance of concretes with surface treatment based on silicate solutions (liquid glass), Design of a cementitious coating system for corrosion protection: Phase 1 binder materials selection, Microstructural and permeability changes due to accelerated Ca leaching in ammonium nitrate solution, Efficiency of materials used for repair measures of concrete structures exposed to chlorides, Fundamental research on the carbonation control effect by coating materials, Development and use of flowable calcium aluminate mortars in sewer environments, The application of modified hydrotalcites as chloride scavengers and inhibitor release agents in cement mortars, Repair of fire damage, Effects of Micromist fire extinguishing on the residual strength of heated and cooled concrete, Fire damage evaluation and repairs for reinforced concrete turbine table top foundation, Durango, Mexico, Evaluation and repair of fire damage to the concrete structures of a high-rise building, Behaviour of High Strength Concrete (HSC) under high temperatures, Evaluation of geopolymer concrete for repair of rocket test facility flame deflectors, NDT and diagnosis of problems, Combination of NDT techniques for studying external repair patches in concrete, Determining bond strength of repair coatings on deformable substrates, Prioritizing repairs to reinforced concrete water storage elevated tanks regarding seismic risk, Estimation of the main factors influencing potential mapping, Freeze-thaw resistance testing of concrete railway sleepers, Importance of proper site evaluation and sample selection in non-destructive testing, Diagnosis methodology in concrete structures reinforced with braided cable, Corrosion of steel in cracked concrete: A microscale study, Lock-in thermography approach to discriminate surface preparation in CFRP reinforced concrete, Stress wave velocity tests in early-stage of concrete piles, Instant and solid corrosion diagnosis on reinforced concrete structures with galvanostatic pulse measurement, Ultrasonic non-destructive testing techniques for diagnosing concrete damage, Suitability of embedded RFID-sensors for concrete bridge structures, Detection of chloride and carbonation induced corrosion in reinforced concrete structures using piezo sensors via electro-mechanical impedance technique, Monitoring the development of microcracks in reinforced concrete caused by sustained loading and chloride induced corrosion, Laser Induced Breakdown Spectroscopy (LIBS) – alternative to wet chemistry and micro-XRF, Repair and preservation of heritage structures, roman cement, Wotruba Church and Cologne Opera: Aspects of concrete aging, Corrosion condition evaluations of historic concrete icons, The role of material microstructure in the durability of historic buildings, Realkalisation of a late 19th century bridge, Comparative analysis of the Transylvanian Jesuit churches from the XVIIIth century, Service life modelling, Study on autogenous shrinkage stress considering dependence on temperature in early age, Durability of fly ash concrete exposed to slow freeze-thaw cycles, Correlation research on the electrical resistivity of concrete and its other electrical properties, Effect of internal cracking on mass transfer resistance of cover concrete, Study on effects of distribution of chloride ions by differences of pore structure with various conditions, Case studies, Examples of concrete structural elements in early 20th century buildings in Wroc?aw (Poland) – case studies, Repair of a reinforced concrete tower tank for water, Maintenance and preservation of the Royal National Theatre, London, Natural draft cooling towers with flue gas inlet, The strengthening and repair of the pierhead at Gorey in the Channel Island of Jersey, Technical diagnosis and recommendations for repair of RC tanks for water and liquid waste, Investigation of distress in a post-tensioned slab, The current situation of concrete crash barrier walls on the city bridges of Harbin and the design concept of new fabricated protective plates, Insitu strength assessment, Improved artificial neural network prediction of concrete strength based on non-destructive test results, Local concrete characterization assessment by the means of non-destructive tests (NDT) methods, Concrete strength evaluation through indirect UPV, Assessment of insitu structural capacity of aged buildings, Evaluation of the mechanical integrity of a concrete surface by means of combined destructive methods, Structural modelling/finite element analysis, Damage model for the analysis of structural response of RC columns subjected to corrosion phenomena, Mechanical properties of corroded rebar in deteriorated reinforced concrete members, Effect of corrosion cracks in the compression zone on the bending performance of deteriorated RC members, Author index