• Sandor Popovics ENGINE~:RING INSPECTION OF THE Drexel ...

    practice in underwater inspection of concrete structures. 4 . 4. The evaluation of the condition a concrete structure under water is much more complex than that of a structure above the water level. The rea­ son for this is that before the structure can be evaluated and diagnosed, per­ ...

  • Inspection & Repair of Concrete Structures | Temasek ...

    Others who have already acquired some practical knowledge of inspection & repair of concrete structure What You'll Learn This is a 3-day course co-organized by Temasek Polytechnic and American Concrete Institute (Singapore Chapter).

  • Corrosion Monitoring of Reinforced Concrete Structures - A ...

    Jan 01, 2007· Reinforced concrete structures have the potential to be very durable and capable of withstanding a variety of adverse environmental conditions. ... to the routine inspection of reinforced c ...

  • (PDF) ACI MANUAL OF CONCRETE INSPECTION Reported by ACI ...

    Appendix A—Guide for Concrete Inspection Superior concrete structures can be built at a reasonable cost (ACI 311.4R-05), p. 177 if concrete producers and contractors are vigilant.

  • Inspection and Repair of Concrete Road Structures

    VOLUME 3 ROAD STRUCTURES: INSPECTION AND MAINTENANCE SECTION 3 REPAIR PART 3 NRA BA 35/14 INSPECTION AND REPAIR OF CONCRETE ROAD STRUCTURES Contents Chapter 1. Introduction 2. Scope 3. Defects in Concrete 4. Principal Inspections 5. Special Inspections 6. Testing 7. Repairs to Chloride Contaminated Structures 8. Surface Impregnation 9.

  • Concrete Deficiencies - When do I need an inspection? - IN ...

    Oct 19, 2018· Concrete is cheap, easy to install and plentiful. Concrete structures have been known to last a long time and has been used in construction for thousands of years. Concrete does require periodic inspections and maintenance. When engineers will most commonly perform a visual inspection of concrete.

  • Concrete Inspection and Testing Methods - HausBots

    Apr 15, 2021· Non-Destructive Testing (NDT) and Non-Destructive Evaluation (NDE) of a concrete structure (bridges, dams, buildings, etc.) are very important components of the life span of an asset. In this article, we will explore some of the options for equipment needed to give a full and true picture of the structural integrity of your concrete asset. There […]

  • Standard Operating Procedures Inspection of Precast ...

    - For precast drainage structures built in accordance with 840.45, 840.46 and 840.52, that have less than 6" of concrete over pipe openings in the corners of the structure and 4" of concrete over pipe openings in the sides of the structures, the design drawings will have to be submitted to Standards Engineer, Joel Howerton, PE for approval.

  • Inspection of Concrete Structures by a Computer Vision ...

    Jul 04, 2020· We have proposed a visual inspection technique for concrete structures using deep learning and a hardware ecosystem, an Unmanned Aerial Vehicle (UAV). The UAV is a quadcopter that can fly to unreachable sections of a site which consists of a camera that captures images of the concrete surfaces via a mobile device and feed the real time images in the CNN model. The images taken from …

  • Tips for Getting a Structural Inspection

    Jul 13, 2019· Framing. Crawl space or basement. Foundation. Exterior walls (including all concrete and stucco) Interior walls. Masonry and brickwork (including chimneys) By inspecting these key areas, a structural engineer can determine if the home was …

  • MAINTAINING RELIABILITY OF CONCRETE STRUCTURES. I: ROLE …

    This is the first of two papers that describe the role of in-service inspection/repair in maintaining the reliability of concrete structures during a projected service period taking into account the randomness in existing damage and in damage detection. The degradation in strength of a component due to environmentally aggressive factors is evaluated based on a growth model for individual ...

  • Inspection Methods & Techniques to Determine Non Visible ...

    Inspection Methods & Techniques to Determine Non Visible Corrosion of Prestressing Strands in Concrete Bridge Components Task 1 – Literature Review September 1, 2008 By Clay Naito ... Deterioration of Reinforced Concrete Structures due to Chemical–Physical Phenomena:

  • (PDF) In-service inspection of reinforced concrete cooling ...

    In Pijaudier-Cabot et al. (eds) Creep, Shrinkage and Durability of Concrete and Concrete Structures -CONCREEP-7, Proc Symp. Nantes, France, 12-14 September 2005: …

  • NRC INSPECTION MANUAL

    Nuclear Safety-Related Concrete Structures," provides excellent guidance on various degradation mechanisms, the inspection of concrete structures, and specific evaluation criteria for metallic and nonmetallic liners of concrete, embedments, joints, coatings, and for prestressing tendon systems in prestressed concrete structures.

  • GENERAL REFERENCE – InterNACHI Inspection Narrative Library

    Visual Inspection of Concrete, comprehensive InterNACHI online article. Visual Inspection of Concrete Structure s, Civil Engineering Portal online article. 308R Guide to Curing Concrete, American Concrete Institute

  • Ultrasonic imaging of multi-layer concrete structures ...

    Sep 01, 2018· 1. Introduction. Ultrasonic imaging has been extensively used for detecting defects in concrete structures (e.g., bridge decks [,, ], concrete columns [], pavements [5,6], and tunnels []).The Synthetic Aperture Focusing Technique (SAFT) has been employed in current ultrasonic equipment to investigate concrete structures (e.g., MIRA [], EyeCon [], and Pundit []), assuming concrete as a ...

  • Utilization of NDI to Inspect Internal Defects in ...

    2. Methods for Inspection and Evaluation of Concrete Structures in General. Maintenance of concrete structures is done by the engineers who take care of the structures. In case of public structures, the ministries, etc., maintain the structures as soon as they are completed.

  • 201.1R-08 Guide for Conducting a Visual Inspection of ...

    This is a guide for a visual inspection of concrete in service. A visual inspection is an examination of concrete to identify and define many of the various conditions concrete may exhibit during its service life. The visual inspection is typically limited to the surfaces of the concrete structure that are visually accessible. 1.2—Introduction

  • Inspection of Concrete Structures at Dams - NYS Dept. of ...

    Inspection Manual for Precast Concrete Pipe and Structures . May 2014

  • INSPECTION OF CONCRETE STRUCTURES -I

    Mar 07, 2020· Types of Reinforced Concrete Structure Inspections 1. Inventory Inspection. Inventory inspection is carried out when the construction of a structure is ended and it becomes ready to be delivered, when a change in configuration is applied, or when a structure is ready back to service after a major intervention.

  • Visual Inspection of Concrete Structure - Civil ...

    Visual inspection is one of the most versatile and powerful of the NDT methods, and it is typically one of the first steps in the evaluation of a concrete structure. Visual inspection can provide a wealth of information that may lead to positive identification …

  • Foundation Construction Checklists

    ii. Shop drawings for precast concrete piles. (concrete mix designs) iii. Blow Count Spreadsheet. iv. Pile Handling Plan . C. Category 41 – Report of Inspection of Material: 1 2010 SS, Section 90-4, Precast Concrete, or Special Provisions for contracts using 2006 SS. 2 2010 SS, Section 11-3, Welding, or Special Provisions for contracts using ...

  • structural inspections - structuralengineerflorida

    Apr 03, 2018· The existing structures investigation for structural integrity determination and damage outline is as follows: - Initial preliminary inspection & consultations to discuss visible structural issues ( cracks, delamination, spalling) compliance or damage with client and initial cursory observations. For Phase (1); Engineering Reports should be ...

  • Visual Inspection of Concrete - InterNACHI®

    7.2.2—Ready mixed concrete 7.2.3—Volumetric batching and mixing 7.3—Plant inspection 7.3.1—Control of water content 7.3.2—Control of air content 7.3.3—Control of temperature 7.4—Placing inspection 7.4.1—Control of slump loss 7.4.2—Control of consistency 7.4.3—Measuring concrete quantity Chapter 8—Inspection before ...

  • ACI MANUAL OF CONCRETE INSPECTION

    7.2.2—Ready mixed concrete 7.2.3—Volumetric batching and mixing 7.3—Plant inspection 7.3.1—Control of water content 7.3.2—Control of air content 7.3.3—Control of temperature 7.4—Placing inspection 7.4.1—Control of slump loss 7.4.2—Control of consistency 7.4.3—Measuring concrete quantity Chapter 8—Inspection before ...

  • In-service inspection guidelines for concrete structures ...

    IN-SERVICE INSPECTION GUIDELINES FOR CONCRETE STRUCTURES IN NUCLEAR POWER PLANTS Charles J. Hookham, P.E. Engineering Consultant ABSTRACT Assurance of the long-term safe performance of concrete structural components of nuclear power plants is highly desired.One means of increasing confidence that satisfactory performance is achieved is through the use of in-service inspection.

  • Concrete Inspection - BCRC

    Concrete Inspection - NOW OFFERING DRONES INSPECTION. BCRC are experts in inspection, testing and assessment of concrete structures. Because we are engineers, we understand how structural behaviour impacts on selection of test areas. We are also experts in concrete durability, so we know how the exposure and structure interact and what is ...

  • Visual Inspection of Concrete - InterNACHI®

    Chemically, concrete is a complicated material, and a visual inspection will not always answer those questions. Basic knowledge of concrete mixes, installation, weathering, and the other factors that can affect how it ages, in addition to the illustrations and …

  • Sandor Popovics ENGINE~:RING INSPECTION OF THE Drexel ...

    practice in underwater inspection of concrete structures. 4 . 4. The evaluation of the condition a concrete structure under water is much more complex than that of a structure above the water level. The rea­ son for this is that before the structure can be evaluated and diagnosed, per­ ...

  • Inspection & Repair of Concrete Structures | Temasek ...

    Others who have already acquired some practical knowledge of inspection & repair of concrete structure What You'll Learn This is a 3-day course co-organized by Temasek Polytechnic and American Concrete Institute (Singapore Chapter).

  • Corrosion Monitoring of Reinforced Concrete Structures - A ...

    Jan 01, 2007· Reinforced concrete structures have the potential to be very durable and capable of withstanding a variety of adverse environmental conditions. ... to the routine inspection of reinforced c ...

  • (PDF) ACI MANUAL OF CONCRETE INSPECTION Reported by ACI ...

    Appendix A—Guide for Concrete Inspection Superior concrete structures can be built at a reasonable cost (ACI 311.4R-05), p. 177 if concrete producers and contractors are vigilant.

  • Inspection and Repair of Concrete Road Structures

    VOLUME 3 ROAD STRUCTURES: INSPECTION AND MAINTENANCE SECTION 3 REPAIR PART 3 NRA BA 35/14 INSPECTION AND REPAIR OF CONCRETE ROAD STRUCTURES Contents Chapter 1. Introduction 2. Scope 3. Defects in Concrete 4. Principal Inspections 5. Special Inspections 6. Testing 7. Repairs to Chloride Contaminated Structures 8. Surface Impregnation 9.

  • Concrete Deficiencies - When do I need an inspection? - IN ...

    Oct 19, 2018· Concrete is cheap, easy to install and plentiful. Concrete structures have been known to last a long time and has been used in construction for thousands of years. Concrete does require periodic inspections and maintenance. When engineers will most commonly perform a visual inspection of concrete.

  • Concrete Inspection and Testing Methods - HausBots

    Apr 15, 2021· Non-Destructive Testing (NDT) and Non-Destructive Evaluation (NDE) of a concrete structure (bridges, dams, buildings, etc.) are very important components of the life span of an asset. In this article, we will explore some of the options for equipment needed to give a full and true picture of the structural integrity of your concrete asset. There […]

  • Standard Operating Procedures Inspection of Precast ...

    - For precast drainage structures built in accordance with 840.45, 840.46 and 840.52, that have less than 6" of concrete over pipe openings in the corners of the structure and 4" of concrete over pipe openings in the sides of the structures, the design drawings will have to be submitted to Standards Engineer, Joel Howerton, PE for approval.

  • Inspection of Concrete Structures by a Computer Vision ...

    Jul 04, 2020· We have proposed a visual inspection technique for concrete structures using deep learning and a hardware ecosystem, an Unmanned Aerial Vehicle (UAV). The UAV is a quadcopter that can fly to unreachable sections of a site which consists of a camera that captures images of the concrete surfaces via a mobile device and feed the real time images in the CNN model. The images taken from …

  • Tips for Getting a Structural Inspection

    Jul 13, 2019· Framing. Crawl space or basement. Foundation. Exterior walls (including all concrete and stucco) Interior walls. Masonry and brickwork (including chimneys) By inspecting these key areas, a structural engineer can determine if the home was …

  • MAINTAINING RELIABILITY OF CONCRETE STRUCTURES. I: ROLE …

    This is the first of two papers that describe the role of in-service inspection/repair in maintaining the reliability of concrete structures during a projected service period taking into account the randomness in existing damage and in damage detection. The degradation in strength of a component due to environmentally aggressive factors is evaluated based on a growth model for individual ...

  • Inspection Methods & Techniques to Determine Non Visible ...

    Inspection Methods & Techniques to Determine Non Visible Corrosion of Prestressing Strands in Concrete Bridge Components Task 1 – Literature Review September 1, 2008 By Clay Naito ... Deterioration of Reinforced Concrete Structures due to Chemical–Physical Phenomena:

  • (PDF) In-service inspection of reinforced concrete cooling ...

    In Pijaudier-Cabot et al. (eds) Creep, Shrinkage and Durability of Concrete and Concrete Structures -CONCREEP-7, Proc Symp. Nantes, France, 12-14 September 2005: …

  • NRC INSPECTION MANUAL

    Nuclear Safety-Related Concrete Structures," provides excellent guidance on various degradation mechanisms, the inspection of concrete structures, and specific evaluation criteria for metallic and nonmetallic liners of concrete, embedments, joints, coatings, and for prestressing tendon systems in prestressed concrete structures.

  • GENERAL REFERENCE – InterNACHI Inspection Narrative Library

    Visual Inspection of Concrete, comprehensive InterNACHI online article. Visual Inspection of Concrete Structure s, Civil Engineering Portal online article. 308R Guide to Curing Concrete, American Concrete Institute

  • Ultrasonic imaging of multi-layer concrete structures ...

    Sep 01, 2018· 1. Introduction. Ultrasonic imaging has been extensively used for detecting defects in concrete structures (e.g., bridge decks [,, ], concrete columns [], pavements [5,6], and tunnels []).The Synthetic Aperture Focusing Technique (SAFT) has been employed in current ultrasonic equipment to investigate concrete structures (e.g., MIRA [], EyeCon [], and Pundit []), assuming concrete as a ...

  • Utilization of NDI to Inspect Internal Defects in ...

    2. Methods for Inspection and Evaluation of Concrete Structures in General. Maintenance of concrete structures is done by the engineers who take care of the structures. In case of public structures, the ministries, etc., maintain the structures as soon as they are completed.

  • 201.1R-08 Guide for Conducting a Visual Inspection of ...

    This is a guide for a visual inspection of concrete in service. A visual inspection is an examination of concrete to identify and define many of the various conditions concrete may exhibit during its service life. The visual inspection is typically limited to the surfaces of the concrete structure that are visually accessible. 1.2—Introduction

  • Inspection of Concrete Structures at Dams - NYS Dept. of ...

    Inspection Manual for Precast Concrete Pipe and Structures . May 2014

  • INSPECTION OF CONCRETE STRUCTURES -I

    Mar 07, 2020· Types of Reinforced Concrete Structure Inspections 1. Inventory Inspection. Inventory inspection is carried out when the construction of a structure is ended and it becomes ready to be delivered, when a change in configuration is applied, or when a structure is ready back to service after a major intervention.

  • Visual Inspection of Concrete Structure - Civil ...

    Visual inspection is one of the most versatile and powerful of the NDT methods, and it is typically one of the first steps in the evaluation of a concrete structure. Visual inspection can provide a wealth of information that may lead to positive identification …

  • Foundation Construction Checklists

    ii. Shop drawings for precast concrete piles. (concrete mix designs) iii. Blow Count Spreadsheet. iv. Pile Handling Plan . C. Category 41 – Report of Inspection of Material: 1 2010 SS, Section 90-4, Precast Concrete, or Special Provisions for contracts using 2006 SS. 2 2010 SS, Section 11-3, Welding, or Special Provisions for contracts using ...

  • structural inspections - structuralengineerflorida

    Apr 03, 2018· The existing structures investigation for structural integrity determination and damage outline is as follows: - Initial preliminary inspection & consultations to discuss visible structural issues ( cracks, delamination, spalling) compliance or damage with client and initial cursory observations. For Phase (1); Engineering Reports should be ...

  • Visual Inspection of Concrete - InterNACHI®

    7.2.2—Ready mixed concrete 7.2.3—Volumetric batching and mixing 7.3—Plant inspection 7.3.1—Control of water content 7.3.2—Control of air content 7.3.3—Control of temperature 7.4—Placing inspection 7.4.1—Control of slump loss 7.4.2—Control of consistency 7.4.3—Measuring concrete quantity Chapter 8—Inspection before ...

  • ACI MANUAL OF CONCRETE INSPECTION

    7.2.2—Ready mixed concrete 7.2.3—Volumetric batching and mixing 7.3—Plant inspection 7.3.1—Control of water content 7.3.2—Control of air content 7.3.3—Control of temperature 7.4—Placing inspection 7.4.1—Control of slump loss 7.4.2—Control of consistency 7.4.3—Measuring concrete quantity Chapter 8—Inspection before ...

  • In-service inspection guidelines for concrete structures ...

    IN-SERVICE INSPECTION GUIDELINES FOR CONCRETE STRUCTURES IN NUCLEAR POWER PLANTS Charles J. Hookham, P.E. Engineering Consultant ABSTRACT Assurance of the long-term safe performance of concrete structural components of nuclear power plants is highly desired.One means of increasing confidence that satisfactory performance is achieved is through the use of in-service inspection.

  • Concrete Inspection - BCRC

    Concrete Inspection - NOW OFFERING DRONES INSPECTION. BCRC are experts in inspection, testing and assessment of concrete structures. Because we are engineers, we understand how structural behaviour impacts on selection of test areas. We are also experts in concrete durability, so we know how the exposure and structure interact and what is ...

  • Visual Inspection of Concrete - InterNACHI®

    Chemically, concrete is a complicated material, and a visual inspection will not always answer those questions. Basic knowledge of concrete mixes, installation, weathering, and the other factors that can affect how it ages, in addition to the illustrations and …