North Dakota Pipeline Company system North Dakota Pipeline Company system The North Dakota Pipeline Company (NDPL) system is a 950-mile (1530 km) crude oil pipeline system that collects oil from fields in the Williston Basin in Montana and North Dakota and transports it eastward to the Mandan Refinery in Mandan, North Dakota and to other pipeline systems that carry oil to other refineries in the Midwest. About 330 miles (530 km) of pipeline are used for collection from oil wells, and this connects to a 620-mile (1,000 km) main transportation line. In addition to collecting oil from wells in the United States, it also connects
Oseberg Transport System Oseberg Transport System Oseberg Transport System (OTS) () is a pipeline system in western Norway. It is long and runs from Oseberg, Veslefrikk, Brage, Frøy and Lille-Frigg to Sture terminal, located north of Bergen, Norway. The operation of the pipeline was commenced in 1988. Total investment in the pipeline construction was about 9.8 billion NOK. The pipeline is placed in a tunnel close to the coast line. The tunnel is long and its opening is at depth of . The pipeline diameter is . The capacity of OTS is . Operating life is expected to be nearly 40 years The