Three-Span Rafter Systems are now included in ITSdesign Built up Beam Columns are now included in ITSdesign ITSdesign conforms to API-650 11th Edition **** ITSDesign **** ITSdesign is a visually-oriented tank design program. Comprehensive and easy-to-use, it helps design AWWA D-100-05 water storage tanks and API-650, 11th Edition fuel storage tanks, both in US and SI units. With ITSdesign, time-consumption and variables are reduced. You can also share information easily through individual data storage. Revised input screens, error checking and highlighting provides accurate designs faster, while automatic internet updates always insures your program is up-to-date. Multiuser version available. Try the demo and see our new look! ITSdesign even works with Vista! For a FREE trial copy of ITSdesign Click Here    ITSdesign Blog We have a Blog where we discuss different aspects of the API-650 code. We provide clarifications to some of the questions we receive from our users and discuss changes in the codes. We will also keep you updated as to what is coming next in ITSdesign. To visit our blog, go to: ITSdesign.blogspot.com    Engineering Services WE CAN PROVIDE INTERNAL AND EXTERNAL FLOATING ROOF DESIGNS With over 30 years of experience in the design of shop fabricated and field erected steel storage tanks, no matter what the size or shape give us a call for your design needs. Internally or externally supported roofs, floating roofs, three-span rafter systems, or open top. We design them all.

ITSdesign for API-650, 11th Edition is AVAILABLE for DOWNLOAD    API-650 11th Edition and AWWA D-100-05 is included in ITSdesign! Both US and SI units    ITScap Now with ELLIPTICAL Tanks and available for DOWNLOAD