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Course Outline
Introduction
Origin and Purpose of National Electric Safety Code (NESC®)
(Sections 1, 2, and 3)
- Organization and content
- Committee structure and revisions
- Application principles and interpretations
- Definition of terms and standard references
Understanding Legal Aspects of the NESC®
- Standard of care
- Theories of liability and negligence
- Legal defenses
- Preparing for litigation
Conductor Mechanical Loading Conditions
- NESC® loading districts
- Transverse, vertical, and longitudinal loads
- Tension limits and safety factors
- Sag and tension characteristics
- Ruling span and stringing sag charts
Safety Rules for Overhead Lines (Part 2)
- General requirements
- Uniform system of clearances
- Clearance components and tables
- Vertical clearances above ground
- Clearances to buildings and structures
- Attachments to buildings
- Clearances to support structures and clearances between conductors
- Climbing and working space
- Illustrative clearance examples and problems
Safety Rules for Overhead Lines: Structures and Equipment
- Grades of construction
- Overhead capacity factors
- Strength factors
- Overload line equipment
- Illustrative structural strength examples and problems
Requirements for Underground Systems (Part 3)
- General requirements
- Conduit and cable systems
- Pad-mounted equipment
Complying with the NESC®
- Design and construction standards
- Routine inspections
- Hazard recognition, correction, and documentation
- Public education
- Litigation case studies
Grounding in Compliance with the NESC® (Section 9)
- Definitions
- Grounding requirements, equipment, and methods
Electric Supply Stations and the NESC® (Part 1)
- Access, security, and clearances
- Equipment installation and maintenance
Rules for the Operation of Electric Lines (Part 4)
- Responsibility for safety
- General safety practices
- Approach distances to energized lines and equipment
- Personal and line protective equipment
- Tools
- Switching and tagging
Course Wrap-up and Evaluation