jeudi 21 mai 2009
Asbestos complicates development of hike and bike trails
"Asbestos fire blocks used in an old railroad trestle across the Kanawha River in West Virginia are causing a problem as Charleston officials try to incorporate the trestle into a planned hike and bike trail. Asbestos blocks along the trestle have helped prevent the spread of fires, but they are beginning to fall off ..." (2009-5-4)
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