Plan of the Hegra fortress

Approaches to the fortress

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1. Actually fortified positions, 2. Hegra railway station in the Stjördal river valley.

General plan of the fortress

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1. Main position, 2. Kleivplassen battery, 3. Svartassen battery, 4. ruins, 5. road to the village of Hegra.

Plan of the main position of the fortress

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1. Gun positions, 2. dungeons, 3. field gun positions, 4. rifle trenches, 5. barbed wire fence, 6. main gate, 7. road to Hegra station, 8. road to Svartassen battery, 9. road to Kleivplassen battery.

Trenches of the main position