Cimarron Underground, Inc. is an underground utility construction company. Our main focus is the installation of natural gas pipelines and gas distribution mains, services. Pipeline Division: nstalling natrual gas pipelines throughout most of the United States, we have the capability and are highly competitive in the installation of pipelines up to 24". Recent projects we have successfully completed: 100+ miles of 12" steel pipeline in western Kansas 30 miles of pipeline through the rugged hills of Branson, Missouri This year alone have already complete pipeline projects from North Dakota to Western Texas. New Orleans Division: We are the lead contractor in the rebuilding of New Orleans' gas mains after the devastation of hurricane Katrina. This has now been called the largest gas main rebuild project even undertaken. San Antonio Division: We have had a presence in the San Antonio area for over 15 years building, replacing and repairing their gas main facilities.