Planning and Execution Home > Projects > Natural Gas Pipeline Natural Gas Pipeline 230-mile, 36-inch diameter pipeline crossing the Cascade Mountain Range. Location: OregonMiles: 230 mile natural gas pipeline36 inchThree (3) M&R stationsCompletion Year: 2019 Challenges Cross Cascade Mountain Range Complex HDD Crossing of Coos Bay FERC 7c Certificate Related Projects Compressor Station Compressor Station Solar Panel Project 30,000 Gallon Harp (Finger Type) Slug Catcher