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How do we build power line towers in swamps?

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The foundation for the towers goes down into solid ground below the swamp. They use two other methods to enable them to work in the swamp without sinking. One method is to work during the winter, when the swamp is frozen. read more

The marker balls are placed on power lines to make the powerlines visible to aircraft. You will see similar markers in any place that helicopters and small aircraft fly low, in mountain passes or freeways and approaching an airport. read more

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