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Specify paths smoothness
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Specify path surfaces
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Specify road surfaces
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Specify road smoothness
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Survey if places still exist
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Survey if places still exist
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Survey if places still exist
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Survey if places still exist
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Specify maximum heights
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Specify maximum heights
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Survey opening hours
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Specify road smoothness
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Determine roads lane count
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Specify bridge structures
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Specify maximum allowed weights
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Specify maximum heights
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Specify step counts
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Specify path surfaces
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Specify which way leads up for steps
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Specify whether steps have a ramp