Swamp Barge (With Optional Submerged Caissons) is one of the drilling rig design concepts for offshore drilling in shallow water environments.   Swamp barges are a proven concept and can operate in water depth of 2 to 7 m. This is a concept extensively used in the USA, Nigeria, Indonesia, etc. With additional submerged caissons, … Swamp Barge (With Optional Submerged Caissons)