Non-destructive in situ strength assessment of concrete : practical application of the RILEM TC 249-ISC recommendations / / Denys Breysse, Jean Paul Balayssac, editors |
Pubbl/distr/stampa | Cham, Switzerland : , : Springer, , [2021] |
Descrizione fisica | 1 online resource (397 pages) |
Disciplina | 620.136 |
Collana | RILEM State-Of-the-Art Reports |
Soggetto topico |
Concrete - Testing
Nondestructive testing |
ISBN | 3-030-64900-8 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Intro -- RILEM Members -- Preface -- RILEM Publications -- RILEM Proceedings (PRO) -- RILEM Reports (REP) -- Contents -- Contributors -- Part ITheory -- 1 In-Situ Strength Assessment of Concrete: Detailed Guidelines -- 1.1 Scope -- 1.2 Preliminary Considerations -- 1.2.1 Context and Objective of the Investigation -- 1.2.2 Details of the Structure to Investigate -- 1.2.3 Constraints of the Investigation -- 1.2.4 Investigation as Part of a Wider Evaluation Program -- 1.3 Planning of the Investigation -- 1.3.1 Methods -- 1.3.2 Preliminary Recommendations Before Performing the Tests -- 1.3.3 Methodology for Determining the Locations and Number of NDT Locations -- 1.4 Cores -- 1.4.1 Location of Cores -- 1.4.2 Number of Cores -- 1.4.3 Dimensions -- 1.4.4 Extraction, Conservation and Preparation of Cores -- 1.4.5 Core Testing (Mechanical Testing, NDT) -- 1.5 Identification of the Conversion Model -- 1.5.1 Main Steps and Principles -- 1.5.2 NDT Test Result Precision -- 1.5.3 Data Processing: The Case of Outliers -- 1.5.4 Types of Conversion Models -- 1.5.5 Model Identification Approach -- 1.5.6 Using the Conversion Model and Quantifying Its Error -- 1.6 Overall Assessment Methodology and Recommended Number of Cores -- 1.6.1 Organization of the Evaluation Approach -- 1.6.2 Recommended Number of Cores -- References -- 2 How to Identify the Recommended Number of Cores? -- 2.1 Introduction -- 2.2 Theoretical Principles-Strength Assessment Precision and Risk Curves -- 2.2.1 Considering Risk in Non-destructive Concrete Strength Assessment -- 2.2.2 Risk of a Wrong Estimation -- 2.2.3 Most Influencing Factors -- 2.2.4 Risk Curves -- 2.2.5 Multi-objective Risk Curves and Recommended Number of Cores -- 2.3 How Risk Curves Are Built -- 2.3.1 The Principles of Synthetic Simulations -- 2.3.2 Application Domain and Assumptions.
2.3.3 Illustration of Risk Curves in a Specific Case and Illustration of the Influencing Factors -- 2.3.4 From Risk Curves to Recommended Number of Cores -- 2.4 Modeling Risk Curves and Deriving the Required Number of Cores -- 2.4.1 Modelling Risk Curves -- 2.4.2 Identification and Validation of Risk Models -- 2.4.3 Analysis of the Risk Models and of Their Influencing Factors -- 2.4.4 Identification of the Required Number of Cores -- 2.5 Recommendations Regarding the Prescribed Minimum Number of Cores -- 2.5.1 Preliminary Statements -- 2.5.2 Illustrating the Effect of EQL and TRP -- 2.5.3 Influence of How the Targets Are Expressed -- 2.5.4 How Are the Tables Giving the Minimum Number of Cores Organized and How Can They Be Used? -- 2.6 Tables Providing the Recommended Minimum Number of Cores -- References -- 3 Evaluation of Concrete Strength by Combined NDT Techniques: Practice, Possibilities and Recommendations -- 3.1 Introduction -- 3.2 How Variations of the Concrete Properties Influence the NDT Measurements -- 3.3 How to Combine NDT Measurements -- 3.3.1 Multiple Regression Methods -- 3.3.2 Artificial Neural Networks -- 3.3.3 Data Fusion -- 3.4 Applying the RILEM TC 249-ISC Recommendations and Combining Several NDT -- 3.5 Conclusion -- References -- 4 Identification of Test Regions and Choice of Conversion Models -- 4.1 Introduction -- 4.2 Identification of TR -- 4.2.1 TR Identification in a Continuous Structure -- 4.2.2 TR Identification in a Real Case Study Building -- 4.2.3 Conclusions -- 4.3 Choice of Conversion Models -- 4.3.1 Description of the Process -- 4.3.2 Example of Application on Three Case Studies -- 4.3.3 Conclusions -- References -- 5 Identification and Processing of Outliers -- 5.1 Context and Principles -- 5.2 Outlier Identification -- 5.2.1 General Considerations and Methods. 5.2.2 Identification of Candidate Outliers for Univariate Data Sets (Situation A) -- 5.2.3 Identification of Candidate Outliers for Bivariate Data Sets (Situation B) -- 5.3 Dealing with Outliers -- 5.3.1 General Considerations -- 5.3.2 Outlier Accommodation Techniques for Univariate Data Sets (Situation A) -- 5.3.3 Outlier Accommodation Techniques for Bivariate Data Sets (Situation B) -- References -- Part IIApplications -- 6 How Investigators Can Assess Concrete Strength with On-site Non-destructive Tests and Lessons to Draw from a Benchmark -- 6.1 Introduction -- 6.1.1 Original Idea of Benchmark and Methodology -- 6.1.2 Synthetic Simulations for Assessing Strategies -- 6.2 Presentation of the Benchmark: Case Study and Rules to Be Applied -- 6.2.1 Case Study -- 6.2.2 Resources and Cost -- 6.2.3 Resources Available -- 6.2.4 Cores and Conservation -- 6.2.5 What is Expected from Each Benchmark Participant -- 6.3 Generation of Synthetic Data -- 6.3.1 How Simulation Works -- 6.3.2 Analysis of Synthetic Data -- 6.3.3 How to Model the Assessment Methodology -- 6.4 Feedback from the Benchmark Contributions-Defining Strategies -- 6.4.1 Participants -- 6.4.2 Analysis and Modelling of the Investigation Strategies -- 6.4.3 Short Note About Precision and Representativeness of Test Results -- 6.5 Feedback from the Benchmark Contributions-Deriving Strength Estimates -- 6.5.1 Approaches Using a Prior Model Without Calibration -- 6.5.2 Approaches Developing a Specific Model -- 6.5.3 Composite Approach -- 6.6 Comparison of Results and Discussion -- 6.6.1 Assessment of Strength Properties at the Various KL -- 6.6.2 Important Issues Identified Thanks to the Benchmark -- 6.7 Conclusions and Contribution of the Benchmark to the Preparation of RILEM TC 249-ISC Recommendations -- References. 7 How Investigators Can Answer More Complex Questions About Assess Concrete Strength and Lessons to Draw from a Benchmark -- 7.1 Introduction -- 7.2 Presentation of the Benchmark: Case Study and Rules to Be Applied -- 7.2.1 Case Study -- 7.2.2 The Investigation Strategy -- 7.2.3 What Can Be Measured -- 7.2.4 Available Resources for the Investigation -- 7.2.5 What Is Looked for? -- 7.3 Generation of Synthetic Data -- 7.3.1 How the Simulation Process Works -- 7.3.2 Simulation of Material Properties -- 7.3.3 Simulation of NDT Properties -- 7.3.4 Simulation of Test Results -- 7.3.5 What Was Simulated-What Are the Right Answers? -- 7.4 Analysis of Investigation Methodologies -- 7.4.1 Comparison of Methodologies at the Three Knowledge Levels -- 7.4.2 Resource Distribution Between DT/NDT and Between Tanks -- 7.4.3 Resource Distribution Between Different Types of NDT Methods -- 7.4.4 What Would Be an "Average Investigation Program"? -- 7.5 Description of Data Processing Methodologies -- 7.5.1 Description of the Assessment Methodology for All Contributions -- 7.5.2 Synthesis About the Definition of Core Location -- 7.5.3 Synthesis About the Data that Can Be Used for Correlation with Cores -- 7.5.4 Synthesis About the Identification of Conversion Models -- 7.6 Analysis of Assessments Provided by the Contributors -- 7.6.1 Specific Problem Due to Carbonation Effect on Rebound Test Results -- 7.6.2 Answer to Question 1: The Four Tanks Have Similar Properties? -- 7.6.3 Answer to Question 2: Provide Average and Standard Deviation of Strength -- 7.6.4 Answer to Question 3: Can You Identify Defective Areas in Tank A -- 7.6.5 Summary of Contributor Performances Regarding All Objectives -- 7.7 Synthesis of What Can Be Derived for RILEM Guidelines -- 7.7.1 Example of a Successful Investigation with a Limited Amount of Resource (KL2). 7.7.2 Lessons Regarding the RILEM Recommendations -- Appendix 7.1: Number of Tests of Each Type for KL1 and KL2 Investigations -- Appendix 7.2: Recommendations Regarding the Conversion Model Identification and Validation -- Appendix 7.3: Repeatability of Test Results (or Test Result Precision, TRP) -- References -- 8 Illustration of the Proposed Methodology Based on Synthetic Data -- 8.1 Description of the Case Study -- 8.1.1 The Synthetic Structure -- 8.1.2 The Synthetic Investigation Program -- 8.2 Organization of the Chapter and Content -- 8.3 Developing the Investigation and Assessment -- 8.3.1 Task 1. Defining EQL -- 8.3.2 Task 2. Performing NDT Measurements -- 8.3.3 Task 3. Assessing the Test Results Precision (TRP) -- 8.3.4 Task 4. Identifying Test Regions -- 8.3.5 Task 5. Defining the Number of Cores -- 8.3.6 Task 6. Defining the Location of Cores -- 8.3.7 Task 7. Choosing a Conversion Model -- 8.3.8 Task 8. Identifying and Calibrating the Conversion Model -- 8.3.9 Task 9. Estimating Concrete Strength and the Uncertainty on Strength Estimates -- References -- 9 Illustration of the Proposed Methodology Based on a Real Case-Study -- 9.1 Description of the Case Study-Original Methodology -- 9.2 Critical Analysis of the Expert Methodology and of Its Results-What Could Be Improved -- 9.2.1 Interesting Ideas Developed in the Original Study -- 9.2.2 What Would Have Deserved Further Attention -- 9.3 Concrete Properties Assessment of the Same Structure Following the RILEM TC 249-ISC Recommendations -- 9.3.1 T1. Defining EQL -- 9.3.2 T2. Carrying Out NDT Measurements -- 9.3.3 T3. Assessing Test Result Precision -- 9.3.4 T4. Identifying Test Regions -- 9.3.5 T5. Defining the Number of Cores -- 9.3.6 T6. Defining the Location of Cores -- 9.3.7 T7. Choice of a Conversion Model -- 9.3.8 T8. Model Identification and Calibration. 9.3.9 T9. Strength Estimation and Estimation of Strength Assessment Uncertainty (Model Prediction Error). |
Record Nr. | UNINA-9910483411803321 |
Cham, Switzerland : , : Springer, , [2021] | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Non-destructive testing / / edited by Fausto Pedro García Márquez, Mayorkinos Papaelias, Noor Zaman |
Pubbl/distr/stampa | Rijeka, Croatia : , : IntechOpen, , [2016] |
Descrizione fisica | 1 online resource (284 pages) : illustrations |
Disciplina | 620.1127 |
Soggetto topico | Nondestructive testing |
ISBN |
953-51-6663-8
953-51-2502-8 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910317699303321 |
Rijeka, Croatia : , : IntechOpen, , [2016] | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Non-destructive testing and evaluation of civil engineering structures / / edited by Jean-Paul Balayssac, Vincent Garnier |
Pubbl/distr/stampa | London, England : , : ISTE Press : , : Elsevier, , 2018 |
Descrizione fisica | 1 online resource (378 pages) : color illustrations |
Disciplina | 620.1127 |
Collana | Structures durability in Civil Engineering set |
Soggetto topico | Nondestructive testing |
ISBN |
0-08-102305-7
1-78548-229-7 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910583037803321 |
London, England : , : ISTE Press : , : Elsevier, , 2018 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Non-Destructive Testing Standards: A Review |
Autore | Berger Harold |
Pubbl/distr/stampa | [Place of publication not identified], : American Society for Testing & Materials, 1977 |
Descrizione fisica | 1 online resource (344 pages) |
Disciplina | 620.1127 |
Soggetto topico | Nondestructive testing |
ISBN | 0-8031-4697-3 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910164733203321 |
Berger Harold | ||
[Place of publication not identified], : American Society for Testing & Materials, 1977 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Non-destructive testing techniques [[electronic resource] /] / Ravi Prakash |
Autore | Prakash Ravi, Ph. D. |
Pubbl/distr/stampa | Tunbridge Wells, : New Academic Science, c2012 |
Descrizione fisica | x, 134 p. : ill |
Soggetto topico |
Nondestructive testing
Testing |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910785885903321 |
Prakash Ravi, Ph. D. | ||
Tunbridge Wells, : New Academic Science, c2012 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Non-destructive testing techniques [[electronic resource] /] / Ravi Prakash |
Autore | Prakash Ravi, Ph. D. |
Edizione | [1st ed.] |
Pubbl/distr/stampa | Tunbridge Wells, : New Academic Science, c2012 |
Descrizione fisica | x, 134 p. : ill |
Soggetto topico |
Nondestructive testing
Testing |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Cover -- Preface -- Contents -- Chapter 1. Introduction -- 1.1 Definition of Non-Destructive Testing -- 1.2 Need for NDT Techniques and its Applications -- 1.3 Types of NDT Techniques -- 1.4 Benefits From Non-Destructive Testing -- 1.5 Nature of Flaws -- 1.6 Various Steps Involved in Non-Destructive Testing -- 1.7 Uses of NDT Techniques for Applications Other Than Flaw Detection -- 1.8 Concluding Remarks -- Chapter 2. Ultrasonic Testing -- 2.1 Introduction -- 2.2 Frequency of Ultrasonic Waves -- 2.3 Generation of Ultrasonic Waves -- 2.4 Piezo-Electric Materials for Ultrasonic Transducers -- 2.5 Different Kinds of Ultrasonic Transducers -- 2.6 Types of Ultrasonic Waves -- 2.7 Acoustic Impedance and the Need for Coupling Medium -- 2.8 Reflection, Refraction and Scattering of Ultrasonic Beams -- 2.9 Ultrasonic Attenuation -- 2.10 Working of Ultrasonic Flaw Detectors -- 2.11 Industrial Applications -- 2.12 Pulse-Echo and Through Transmission Testing -- 2.13 Scanner Assemblies for Transmission and Pulse-Echo Techniques -- 2.14 Types of Scan -- 2.15 Shear Wave Applications -- 2.16 Surface Wave Applications -- 2.17 Typical Indications -- 2.18 Test Blocks and Evaluating Flaw Size -- 2.19 Resonance Technique -- 2.20 Use of Ultrasonics for Thickness Measurement -- 2.21 A Few Applications of Ultrasonics in Medical Sciences -- 2.22 Determination of Grain Size Using Ultrasonics -- Chapter 3. Eddy-Current Testing -- 3.1 Electrical Properties of Carbon Fibre Reinforced Plastics -- 3.2 Principles of Eddy-Current Testing -- 3.3 Application of Eddy-Current Testing -- 3.4 Eddy-Current Path -- 3.5 Eddy-Current Coils/Probes -- 3.6 Edge-Effect -- 3.7 Recent Trends in Eddy-Current Testing -- 3.8 High Frequency Eddy-Current Test -- 3.9 Electrical Analogue of Eddy-Current Test -- 3.10 Theoretical Analysis of Eddy-Current Circuit.
3.11 Fibre Volume Fraction Measurement by Eddy-Current Technique -- 3.12 Determination of Lay-Up Order in Cross-Plied CFRP Laminates -- 3.13 Conclusion and Future Potential -- Chapter 4. Magnentic Particle Flaw Detection -- 4.1 Principle of Magnetic Flaw Detection -- 4.2 Types and Methods of Magnetisation -- 4.3 Magnetic Particles -- 4.4 Dry and Wet Methods of Magnetic Particle Inspection -- 4.5 Use of Fluorescent Coated Magnetic Particles -- 4.6 Industrial Applications -- 4.7 Working of a Few Commercially Available Magnetic Crack Detectors -- 4.8 Flaw Detection in Rods and Pipes -- 4.9 Flaw Detection in a Short Workpiece -- 4.10 Precautions -- 4.11 Limitations -- 4.12 Residual Magnetism -- 4.13 Need For Demagnetisation -- 4.14 Relevant and Non-Relevant Indications -- 4.15 Physical Properties Determination -- 4.16 Research Techniques Using Magnetic Particle Method -- Chapter 5. Liquid Penetrant Inspection -- 5.1 Historical Background -- 5.2 Oil and Chalk-Dust Method -- 5.3 Principle of Liquid Penetrant Method -- 5.4 Inspection Technique -- 5.5 Commercially Available Dye-Penetrant Inspection Kits -- 5.6 Industrial Applications -- 5.7 Precautions and Limitations -- 5.8 Test Blocks -- 5.9 Fluorescent Penetrant Testing -- 5.10 Detection of Through Leaks -- 5.11 Typical Indications Associated with Liquid Penetrant Testing and Their Interpretations -- Chapter 6. X-Radiography -- 6.1 Introduction -- 6.2 Properties and Production of X-Rays -- 6.3 Working Principle of X-Radiography -- 6.4 Various Methods for Detecting Modulated Intensity of X-Rays Beam -- 6.5 Applications of X-Radiographic Technique -- 6.6 Safety Aspects Related to X-Radiographic Testing -- 6.7 Concluding Remarks -- Chapter 7. Acoustic Emission Testing and Acousto-Ultrasonic Testing -- 7.1 Introduction -- 7.2 Need for Detecting Equipment -- 7.3 Historical Background. 7.4 Basic Principle of Acoustic Emission Testing Technique -- 7.5 Empirical Relationships Associated with Acoustic Emission Technique -- 7.6 Acoustic Emission Response From Ductile and Brittle Materials -- 7.7 Applications of Acoustic Emission Technique -- 7.8 Acoustic Emission Instrumentation/Equipment -- 7.9 Acousto-Ultrasonic Technique -- Chapter 8. Miscellaneous NDT Methods -- 8.1 Visual Inspection and Optical Techniques -- 8.2 Pressure and Leak Testing -- 8.3 Resistance Strain Gauge -- 8.4 Brittle Coatings -- 8.5 Spot Test -- 8.6 Spark Testing -- 8.7 Sulphur Printing -- 8.8 Thermal Methods -- 8.9 Electrical Methods -- 8.10 Dynamic Testing -- 8.11 Spectrochemical Analysis -- 8.12 Thickness Measurement Using Beta Gauge and Beta Backscatter Gauge -- Bibliography -- Index. |
Record Nr. | UNINA-9910827250103321 |
Prakash Ravi, Ph. D. | ||
Tunbridge Wells, : New Academic Science, c2012 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Nondestructive assessment of wood members in a viewing tower in Potawatomi State Park, Door County, Wisconsin, USA / / Robert J. Ross, Xiping Wang, C. Adam Senalik |
Autore | Ross Robert J (Robert Jon) |
Pubbl/distr/stampa | Madison, WI : , : United States Department of Agriculture, Forest Service, Forest Products Laboratory, , 2018 |
Descrizione fisica | 1 online resource (12 pages) : color illustrations |
Collana | Research note |
Soggetto topico |
Nondestructive testing
Wood - Nondestructive testing Timber - Nondestructive testing Lumber - Nondestructive testing Watchtowers - Wisconsin - Potawatomi State Park - Maintenance and repair |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910711958503321 |
Ross Robert J (Robert Jon) | ||
Madison, WI : , : United States Department of Agriculture, Forest Service, Forest Products Laboratory, , 2018 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Nondestructive evaluation of materials : proceedings of a Symposium sponsored by ASTM Committee D-30 on High Modulus Fibers and their composites, American Society for Testing and Materials, Philadelphia, 10-11 October 1978 7 edited by J. Burke and V. Weiss |
Autore | Symposium on nondestructive evaluation of materials |
Pubbl/distr/stampa | New York : Plenum Press, 1979 |
Descrizione fisica | 358 p. : ill. ; 24 cm. |
Altri autori (Persone) |
Burke, J.
Weiss, V. |
Soggetto topico |
Composite materials
Fibrous composites Nondestructive testing |
Classificazione |
53(082.2)
53.0.64 53.0.692 620.1'187 TA418.9 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNISALENTO-991001108229707536 |
Symposium on nondestructive evaluation of materials | ||
New York : Plenum Press, 1979 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. del Salento | ||
|
Nondestructive Evaluation/Testing : New Technology & Application (FENDT), 2013 Far East Forum on / / edited by Chunguang Xu, Qinxue Pan |
Pubbl/distr/stampa | Piscataway, NJ : , : IEEE Press, , 2013 |
Descrizione fisica | 1 online resource (various pagings) : illustrations |
Disciplina | 620.1127 |
Soggetto topico | Nondestructive testing |
ISBN | 1-4673-6020-1 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Altri titoli varianti |
2013 Far East Forum on Nondestructive Evaluation/Testing
2013 Far East Forum on Nondestructive Evaluation/Testing: New Technology and Application Nondestructive Evaluation/Testing |
Record Nr. | UNISA-996280934303316 |
Piscataway, NJ : , : IEEE Press, , 2013 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. di Salerno | ||
|
Nondestructive Evaluation/Testing : New Technology & Application (FENDT), 2013 Far East Forum on / / edited by Chunguang Xu, Qinxue Pan |
Pubbl/distr/stampa | Piscataway, NJ : , : IEEE Press, , 2013 |
Descrizione fisica | 1 online resource (various pagings) : illustrations |
Disciplina | 620.1127 |
Soggetto topico | Nondestructive testing |
ISBN | 1-4673-6020-1 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Altri titoli varianti |
2013 Far East Forum on Nondestructive Evaluation/Testing
2013 Far East Forum on Nondestructive Evaluation/Testing: New Technology and Application Nondestructive Evaluation/Testing |
Record Nr. | UNINA-9910133183503321 |
Piscataway, NJ : , : IEEE Press, , 2013 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|