The Honolulu Authority for Rapid Transportion gave the media a first look on Thursday at the 34-acre casting yard in Kalaeloa that contractor Kiewitt Infrastructure West Co. is using to make the segments that will connect the columns on Honolulu's $5.16 billion rail project. The 82 workers there spend each day in the hot Hawaii sun casting the concrete segments - 12 are made each day, and no two are alike. Lance Wilhelm, a senior vice president for Kiewttt who is overseeing the construction of…