CRH - - Responsibilities: Drive machines onto truck trailers, and drive trucks to transport machines and material to and from job sites; Observe distribution of paving material to adjust machine settings or material flow, and indicate low spots for workers to add material; Set up forms and lay out guidelines for curbs, according to written specifications, using string, spray paint, and concrete/water mixes; Inspect, clean, maintain, and repair equipment, using mechanics' hand tools, or report malfunctions to supervisors; Control traffic and Shovel blacktop