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MNL-3(16) Guide to the Code for Assessment, Repair, and Rehabilitation of Existing Concrete Structures, 2016
- Acknowledgments
- Preface
- About This Book
- Chapter 1: General Requirements [Go to Page]
- 1.1—General
- 1.2—Criteria for the assessment and design of repair and rehabilitation of existing concrete structures
- 1.3—Applicability of the Code
- 1.4—Administration
- 1.5—Responsibilities of the licensed design professional
- 1.6—Construction documents
- 1.7—Preliminary evaluation
- Chapter 2: Notation And Definitions [Go to Page]
- 2.1—Notation
- 2.2—Definitions
- Chapter 3: Referenced Standards
- Chapter 4: Basis for Compliance [Go to Page]
- 4.1—General
- 4.2—Compliance method
- 4.3—Unsafe Structural Conditions
- 4.4—Substantial structural damage
- 4.5—Conditions of deterioration, faulty construction, or damage less than substantial structural damage
- 4.6—Conditions of Deterioration, Faulty Construction, or Damage Less than Substantial Structural Damage without Strengthening
- 4.7—Additions, 4.8 Alterations, 4.9 Changes in Occupancy
- Chapter 5: Loads, Factored Load Combinations, and Strength Reduction Factors [Go to Page]
- 5.1—General
- 5.2—Load factors and factored load combinations
- 5.3—Strength reduction factors for repair design
- 5.4—Strength reduction factors for assessment
- 5.5—Additional factored load combinations for structures rehabilitated with external reinforcing systems
- Chapter 6: Assessment, Evaluation, and Analysis [Go to Page]
- 6.1—Structural assessment
- 6.2—Investigation and structural evaluation
- 6.3—Material properties
- 6.4—Test methods to determine or confirm material properties
- 6.5—Structural analysis of existing structures
- 6.6—Structural serviceability
- 6.7—Structural analysis for repair design
- 6.8—Strength evaluation by load testing
- 6.9—Recommendations
- Chapter 7: Design of Structural Repairs [Go to Page]
- 7.1—General
- 7.2—Strength and serviceability
- 7.3—Behavior of repaired systems
- 7.4—Interface Bond
- Conclusion:
- 7.5—Materials
- 7.6—Design and detailing considerations
- 7.7—Repair using supplemental post-tensioning
- 7.8—Repair using fiber-reinforced polymer (FRP) composites
- 7.9—Performance under fire and elevated temperatures
- Chapter 8: Durability [Go to Page]
- 8.1—General
- 8.2—Cover
- 8.3—Cracks
- 8.4—Corrosion
- 8.5—Surface treatments and coatings
- Chapter 9: Construction [Go to Page]
- 9.1—General
- 9.2—Stability and temporary shoring requirements
- 9.3—Temporary conditions
- 9.4—Environmental issues
- Chapter 10: Quality Assurance [Go to Page]
- 10.1—General
- 10.2—Inspection
- 10.3—Testing of repair materials
- 10.4—Construction observations
- Chapter 11: Commentary References
- Appendix A—Criteria When Using ACI 562 As A Stand-Alone Code [Go to Page]
- A.1—General
- A.2—Design-basis code criteria
- A.3—Unsafe structural conditions
- A.4—Substantial structural damage
- A.5—Conditions of deterioration, faulty construction, or damage less than substantial structural damage
- A.6—Conditions of deterioration, faulty construction, or damage less than substantial structural damage without strengthening
- A.7—Additions
- A.8—Alterations
- A.9—Changes in occupancy
- Project Examples
- Project Example No. 1—Typical Parking Structure Repair [Go to Page]
- Description of structure
- Project initiation and objectives
- Governing building codes
- Preliminary evaluation
- Investigation of existing site conditions
- Capacity and demand of the existing structure
- Findings of preliminary evaluation
- Area 1
- Area 2
- Report to owner
- Structural evaluation
- Existing conditions
- Structural analysis for repair design
- Area 1
- Area 2
- Design of structural repairs and durability
- Slab area 1
- Slab Area 2 and columns
- Slab soffit repairs
- Contract documents
- Construction
- Quality assurance
- Project close-out
- Periodic maintenance
- Record documents
- Project Example No. 2—Typical Façade Repair [Go to Page]
- Description of structure
- Project initiation and objectives
- Governing building codes
- Preliminary observations and evaluation
- Observed concrete conditions
- Laboratory findings
- Findings
- Structural assessment and repair design
- Shear wall reveal strip repairs
- North and south walls away from reveal strips and east and west slab and column edges
- Balcony repairs
- Performance under fire and elevated temperatures
- Contract documents
- Construction
- Quality assurance
- Project close-out
- Periodic maintenance
- Record documents
- Project Example No. 3—Adaptive Reuse of Historic Depot [Go to Page]
- Description of structure
- Project initiation and objectives
- Governing building codes
- Preliminary observations and evaluation
- Concrete conditions
- Material evaluation findings
- Summary
- Structural assessment
- Requirement for structural assessment
- Existing properties
- Structural analysis
- Structural analysis findings
- Recommended repair program
- Train deck rehabilitation
- Column rehabilitation
- Concrete repair details
- Contract documents
- Construction
- Quality Assurance
- Project close-out
- Periodic maintenance
- Record documents
- Project Example No. 4: Parking/Plaza Slab Strengthening [Go to Page]
- Description of structure
- Project initiation and objectives
- Governing building codes
- Preliminary evaluation
- Document review
- Existing site conditions
- Strength of as-built structure
- Compliance method and design basis code
- Structural assessment
- Requirement for structural assessment
- Structural assessment
- Structural analysis
- Strengthening concepts
- Strengthening Concept #1
- Strengthening Concept #2
- Assessment of strengthening concepts
- Structural analysis for repair design
- Design of structural repairs and durability
- Contract documents
- Construction
- Quality assurance
- Load test
- Test procedure
- Test results
- Project close-out
- Periodic maintenance
- Record documents
- Project Example No. 5—Precast/Prestressed Double-Tee Repair [Go to Page]
- Description of structure
- Project initiation and objectives
- Governing building codes
- Preliminary evaluation
- Existing site conditions
- Design strength of existing structure
- Findings of preliminary evaluation
- Design basis code
- Structural evaluation
- Existing site conditions
- Structural analysis for evaluation
- Structural safety
- Repair/replacement options
- Repair/replacement Option #1
- Repair/replacement Option #2
- Repair/replacement Option #3
- Repair/replacement Option #4
- Evaluation of Repair/replacement Options
- Design of strengthening repairs
- Structural analysis for repair design
- Design of strengthening repairs
- Design of structural repairs and durability
- Development and bond of CFRP strips
- Acceptance of CFRP repairs by the authorities having jurisdiction
- Durability of repairs
- Aesthetics of repairs
- Contract documents
- Construction
- Quality assurance
- Project close-out
- Periodic maintenance
- Record documents
- Referenced Standards and Reports
- Compliance Methods in the 2015 IEBC
- Provision Coverage Matrix
- Blank Page [Go to Page]