Great score on the free steel, now learn some techniques and make your dad something!
BTW, you might want to check on the law before taking that walk; in many countries it's a serious offence to do so (certianly the US and the UK it is). Shame but there we go. (I live near the tracks and know there's quite a lot of clips (good spring steel) and other bits of 'junk' very near to the road. Shame it's also near cameras and a station...