All delegates will receive a detailed set of lecture notes containing more than 250 pages, providing an invaluable reference document after the course

Pipeline engineers, Operations and Maintenance personnel, inspectors, and welders.

Pipeline Repair Methods/In-Service Welding

• Introduction
• Incentives
• Primary Concerns

Defect Assessment Prior to Repair

• Reason for Assessment
• Types of pipeline defects
• Pressure Reduction Requirements
• Corrosion Measurement Methods
• Corrosion Assessment Methods

Selecting an Appropriate Repair Method

• Pipeline Repair Manual
• Detailed Selection Criteria

Burnthrough and Related Safety Concerns

• Factors Affecting Burnthrough
• Effect of Wall Thickness
• Effect of Heat Input
• Effect of Flow Rate/Pressure
• Avoiding Burnthrough

Hydrogen Cracking Concerns

• Recent Significant Incidents
• Common Factor/Recommendation
• Hydrogen Cracking Requirements
• Welding Metallurgy 101
• Prevention of Hydrogen Cracking

Full-Encirclement Repair Sleeves

• FullEncirclement Sleeve Types
• Principle of Operation
• Assuring Effective Reinforcement
• Sleeve Design
• Sleeve Fabrication

Hot Tap Branch Connections

• Branch Connection Design
• Reinforcement Types
• IntegrallyReinforced

Pipeline Repair by Weld Deposition

• Physical Concept
• History of Weld Deposition Repair
• Burnthrough Risk
• Integrity Restoration
• Practical Application

Code and Regulatory Requirements

• Recent Changes to API 1104
• Code Requirements for    Weld Deposition Repair
• NonWelded Repairs
• Repair by Grinding
• Epoxy Filled Shells

Fiber-Reinforced Composite Repairs

• Background
• Examples applications
• Composite repair systems
• S. government regulations
• Guidelines for repair     using composites
• Test program elements
• Repair of dents and gouges

Technology Demonstrations

Procedure Selection for Hot Tap and Repair Sleeve Welding

• Burnthrough Risk Summary
• Prevention of     Hydrogen Cracking
• Welding Procedure Options
• Welder/Procedure Qualification
• Predicting Required     Heat Input
• Selecting an appropriate    procedure

Practical Aspects of Hot Tap and Repair Sleeve Welding

• Proper electrode handling
• Proper fitup
• Proper welding sequence
• Control of Heat Input Levels
• Inspection and Testing

Question and Answer Alternative Welding Processes for In-Service Welding

• Conventional processes
• Alternative processes
• Branch connection root     pass welding
• Cellulosic-coated     electrode limitations

A Simple Approach to Hot Tap and Repair Sleeve Welding

• Introduction
• Five General Rules of Thumb
• Prove it Yourself

Lessons to be Learned from Past Pipeline Repair Incidents

• Reported Incidents
• Previously Unreported     Incidents
• Ten Commandments     of In-Service Welding

Hot Tap List - A Web-Based Discussion Group

• General guidelines/     subscribing
• Start a new topic
• Search/reply to     existing topics

CDGA attendance certificate will be issued to all attendees completing minimum of 80% of the total course duration.