| Feature Name: | Flat Rock Tunnel
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| Feature Type: | tunnel
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| State: | Pennsylvania
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| County: | Montgomery
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| County Population: | 750097
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| County Housing Units: | 297434
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| County Size: | 483.12 Square Miles
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| Latitude: | 40.03472
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| Longitude: | -75.24333
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| Map Cell Name: | Germantown
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| Geographic Keywords: | Flat,
Tunnel
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