Trying to design a passagemaker by committee is an interesting exercise but it is far beyond the structure of a forum like this. My suggestion is to establish a criteria for a contest and then let individuals or groups come up with designs that are then voted upon. -- ======================================================================= L. Bruce Jones U.S. SUBMARINES, INC. CEO POSEIDON UNDERSEA RESORTS LLC U.S. SUBMARINE STRUCTURES LLC TRITON SUBMARINES LLC Tel: 208/687-9057 Fax: 208/441-7478 E-mail: bruce@ussubmarines.com http://ussubs.com http://tritonsubs.com http://poseidonresorts.com Design and construction of the world's best submarines and submersibles Developing the world's first sea floor resorts & residences =======================================================================