Table of Contents
CHAPTER 1--INTRODUCTION
1.1—General
1.2—Background
1.3—Scope
1.4—Limitations
CHAPTER 2—DEFINITIONS
2.1—Definitions
CHAPTER 3—REVIEW OF CODE REQUIREMENTS
AND CHANGES
3.1—General
3.2—Cover requirements for unbonded tendons
3.3—Allowable tensile stresses in concrete
3.4—Protection of unbonded tendons
CHAPTER 4—UNBONDED TENDONS
4.1—Historical development of unbonded tendons
4.2—Sheathing problems
4.3—Detailing practices
4.4—Storage, handling, and construction problems
4.5—Deterioration mechanisms
4.6—Performance record
CHAPTER 5—CONDITION ASSESSMENT AND TESTING
5.1—General
5.2—Condition surveys of concrete
5.3—Condition surveys of tendons
5.4—Nondestructive testing
5.5—Exploratory openings
5.6—Strand removal
5.7—Other testing and investigative procedures
CHAPTER 6—REPAIR METHODS
6.1—General
6.2—Tendons with observable corrosion
6.3—Spliced repair of strand
6.4—Strand replacement
6.5—Tendon replacement
6.6—External post-tensioning
6.7—Continuous acoustic monitoring
6.8—External nonprestressed reinforcement or support
6.9—Total demolition and replacement
CHAPTER 7—SUMMARY
CHAPTER 8—REFERENCES
Authored documents