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Height warning sign on US 321
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"Inappropriate truck route"
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"Look left-right-left before pulling out"
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Tunnel under Roanoke-Blacksburg Regional Airport [01]
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Tunnel under Roanoke-Blacksburg Regional Airport [02]
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Tunnel under Roanoke-Blacksburg Regional Airport [03]
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Tunnel under Roanoke-Blacksburg Regional Airport [04]