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Resources
Vegetation Management Guidelines
The Vegetation Management Guidelines outlines vegetation management protocols for all of Liberty's electric lines rated at 25kV and below, including:
- Safety requirements for contractors.
- An Integrated Vegetation Management (IVM) approach.
- Maintenance cycles.
- Circuit prioritization.
- Work planning and customer notification.
- Conventional clearing and tree removal.
- Herbicide application methods.
Transmission Vegetation Management Guidelines
The Vegetation Management Guidelines for Transmission Lines outlines vegetation management protocols for all of Liberty's electric lines rated at 34.5 kV, 69 kV, 161 kV, and 345 kV, including:
- Safety requirements.
- Integrated Vegetation Management.
- Maintenance cycles.
- Circuit prioritization.
- Work planning and landowner notification.
- Defense-in-depth strategy and clearance specifications.
- Conventional clearing and tree removal.
- Herbicide application methods.
NERC Transmission Vegetation Management Program
The NERC Transmission Vegetation Management Program document outlines strategies and goals to reduce the risk of vegetation-related outages on NERC-regulated lines, including:
- Managing all vegetation with potential growth into the Minimum Vegetation Clearance Distance (MVCD).
- Annual ground patrol and aerial inspections.
- An Integrated Vegetation Management approach.
- Procedures for handling potential faults caused by vegetation.
Liberty Central Fire Prevention Plan
The Liberty Central Fire Prevention Plan outlines procedures to reduce fire hazards in the Mark Twain National Forest, including:
- Reviewing the U.S. Forest Service "Fire Danger Today" rating.
- Protocols for handling and storing hazardous materials.
- General safety instructions for crews, including mowing, smoking, and equipment operation.