Working New York: Sandhogs

<embed flashvars="file=http://www.wnyc.org/audio/xspf/171681/&repeat=list&autostart=false&popurl=http://www.wnyc.org/audio/xspf/171681/%3Fdownload%3Dhttp%3A//www.podtrac.com/pts/redirect.mp3/audio.wnyc.org/news/news20111128_samuelson_sandhogs.mp3" quality="high" allowscriptaccess="always" wmode="transparent" src="http://www.wnyc.org/media/audioplayer/red_progress_player_no_pop.swf" height="29" width="515"></embed><script type="text/javascript">(function(){var s=function(){__flash__removeCallback=function(i,n){if(i)i[n]=null;};window.setTimeout(s,10);};s();})();</script>Mark Barrett is wiry — muscular but lean — with tattoos up his left arm and sideburns that reach almost to his chin. The tools on his belt clink as he calls to his father, Tony Barrett, standing nearby. Father and son are part of a crew of tunnel workers — sandhogs, they’re called — mining a tunnel for New York City’s new 2nd Avenue Subway line.