TEAM OUTWITS DEADLY RISKS: At Copenhagen’s lengthy Metro expansion, construction crews dodge killer contaminants, skirt around historic building foundations and stay on track.

The article discusses the challenge faced by workers in the construction of the third metro line in Copenhagen, Denmark. Topics include the preparedness of contractors in dealing with anticipated hurdles and unexpected emergencies, the ability of crews to safely thread the temporary bench marks through extremely tight corridors beneath the foundations of historic buildings and above existing metro lines, and comment from Copenhagen Metro Team's chief operating officer, Sigurd Nissen-Petersen.