Product Technical Guides : US-EN Post-Installed Rebar Guide - Page 2

Post-Installed Reinforcing Bar Guide
1.0 POST-INSTALLED REINFORCING BARS — WHAT ARE THEY ?
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1.1 Post-Installed Reinforcing Bars and Their Application in Construction
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1.2 Application Range
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1.3 Compatibility of Post-Installed Reinforcing Bars with Cast-In-Place Reinforcing
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2.0 HOW ARE THEY DESIGNED ?
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2.1 Design Requirements
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2.2 Jobsite Constraints
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2.3 Required Bond Length
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2.4 Connection Detailing
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2.5 System Specification
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2.6 Design Examples
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2.6.1 Design Example – Shear Dowel
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2.6.2 Design Example – Lap Splice
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2.6.3 Design Example – Development Length in a Special Moment Frame
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2.6.4 Design Example – Development Length For Column Structural Joint
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2.6.5 Design Example – Development Length For Structural
Joint in a Special Structural Wall
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3.0 HOW ARE THEY INSTALLED ?
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3.1 Location of Existing Reinforcement and Other Embedded Items
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3.2 Roughening the Existing Concrete Surface
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3.3 Installation of Post-Installed Reinforcing Bars with Small Cover
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3.4 Drilling Method
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3.5 Hole Cleaning
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3.6 Selection of Adhesive System
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3.7 Injection of the Adhesive
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3.8 Bar Installation
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4.0 HOW DO I DECIDE WHICH SYSTEM TO USE ?
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4.1 System Selection Considerations
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5.0 DEVELOPMENT OF DESIGN DATA
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5.1 Background
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5.2 Establishment of Required System Performance ( Qualificaiton )
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6.0 WHAT ' S THE BACK STORY ?
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6.1 Establishing the Required Bar Embedment
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6.2 Overview of ACI 318-19 Development Length Provisions for Straight Reinforcing Bars
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6.3 Other Straight Bar Provisions in ACI 318-19
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6.4 Development and Splicing Using CSA A23.3-19 Chapter 12 Provisions
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6.5 Design of Post-Installed Reinforcing Bars Based on Development Length Concepts
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6.6 Alternative Approaches to Establishing Bar Embedment
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6.6.1 Design of Post-Installed Reinforcing Bars Using Anchor Design Concepts
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6.6.2 Use of Confinement to Increase Bond Efficiency
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6.6.3 Strut-and-Tie Models
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6.7 Design of Shear Dowels
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7.0 WHAT ELSE DO I NEED TO KNOW ?
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7.1 Sustained Loads , etc .
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7.2 Fatigue
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7.3 Fire
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7.4 Corrosion
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8.0 USEFUL REFERENCE INFORMATION
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8.1 ASTM Standard Reinforcing Bars
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8.2 Canadian Reinforcing Bars
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8.3 Common Grades of Reinforcing Steel
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8.4 Calculated Tension Development and Lap Splice Lengths in Inches for Grade 60 Reinforcing
Bars in Walls , Slabs and Footings per ACI 318-19 with ( C b + K tr
)/ D b ≥ 2.5
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8.5 Calculated Tension Development and Lap Splice Lengths in Millimeters for Canadian 400 MPA
Reinforcing Bars in Walls , Slabs and Footings per CSA A23.3-19 with ( D cs + K tr
) ≥ 2.5D b
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9.0 REFERENCES AND SUGGESTIONS FOR FURTHER READING 38
2021