Movement in High-Threat Urban Areas: By 2015, our goal is to reduce the dwell time of highly hazardous chemical shipments in transit in high-threat urban areas by 50%. Accident Prevention: By 2015, our goal is to achieve a 50% improvement in hazardous material rail operations safety. This will be accomplished through targeted initiatives, such as maintenance and operating improvements. For more information, please visit the Union Pacific Railroad Web site or The Dow Chemical Company Web site. About Union Pacific Union Pacific Corp. owns one of America's leading transportation companies.