| 21. | The strikers blocked streets with stones, guard rails and overturned kiosks.
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| 22. | Environmental guard rails are placed along hiking trails where adjacent terrain is steep.
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| 23. | Guard rails along stairways are common, and balconies are also lined with them.
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| 24. | Improved guard rails and hard-standing areas were installed in the summer of 2001.
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| 25. | The impact shattered the guard rail and part of the building's glass facade.
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| 26. | The most common residential guard rail is usually a wood railing around the deck.
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| 27. | It has simple timber guard rails of the post-and-rail type.
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| 28. | A break occurred when Klozik's family members found drugs stashed in a guard rail.
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| 29. | A slide along the guard rail is enough to " wreck " a vehicle.
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| 30. | Substantial guard rails and grab rails, all through-bolted for security.
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