| Feature Name: | Porterstown Bridge
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| Feature Type: | bridge
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| State: | Maryland
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| County: | Washington
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| County Population: | 131923
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| County Housing Units: | 52972
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| County Size: | 458.14 Square Miles
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| Latitude: | 39.465
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| Longitude: | -77.72528
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| Map Cell Name: | Keedysville
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| Geographic Keywords: | Bridge,
Porterstown
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