Sandwich Board Building Rules For the application of sandwich board construction to ship building structure consists of the following chapters: General. Subdivision A. Of the general rules is construction of a sandwich board from steel and a bended frame member, used as roofing, siding, or a combination thereof; and, subdivisions B and C. Of these, the second is the only rule that directly controls the installation of a bended frame member for the roofing of a sandwich board. Subdivision C requires that the flat face of the board must be at least 4 times greater than the cross-section area of the section of the board to which it will be attached, and that there must be an adequate number of edges along the flat face of the board to support attachment of gusset plates. Therefore, the definition of sandwich board is the use of a bended frame member for roof construction, with a flat face to be at least four times greater than the cross sectional area of the section of the board to which it is attached.click the link here for more about
How to used Sandwich Panel Construction
The Rules for the Installation of Sandwich Panels to Ships Part II, has three chapters that pertain to ships. Section One, relating to the classes of materials used in sandwich panel construction, is divided into two different chapters. First, the rules apply to all types of ships including oil tankers, container ships, warships, merchant ships, and hospital ships. Second, the rules apply to boats, motorboats and tugboats. Section Two, concerning the construction of boats, includes a definition of a boat hull and a description of the various materials used to construct each hull. It is required that if a vessel uses a material other than wood for the hull, that material must meet all applicable Federal and local specifications, including those described in the uniform standards of construction for ships.
The Rules for sandwich panels also include a number of recommendations and standards for maintenance of the work and finish of the work. There are requirements for insulation, flashing, coating, sealing and bracing on both inside and outside surfaces of the walls and panels. There are also rules for applying finishes such as painting and varnishing. The final section of the Manual contains suggestions for making the most of your buildings through the use of good design. The complete manual also includes a glossary of all structural terms.