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(b) Tiedown straps <br />All tie -down straps shall be 1 1/4" x .035" <br />galvanized (.30 oz. per sq. ft.) steel strap conforming <br />to federal spec. QQ-S-781F,Type 1, Class B, Grade 1 (or <br />equivalent). <br />(c) .Single -wide Mobile Homes <br />The first over -the -roof and frame tie point must <br />be within twenty-four (24) inches or at first stud and <br />truss from each end. If the frame does not extend to back <br />end wall, then the tie shall be installed within six (6) <br />inches of the end of the chassis. All other over -the -roof <br />and frame ties shall be as equally spaced as is feasible. <br />A11 frame ties shall be secured to the main steel beam that <br />runs the length of the home. <br />(d) Double -wide Mobile Homes <br />Double-wides shall have frame ties installed within <br />twenty-four (24) inches of each end and at intervals as <br />described on preceding chart (outside main beams only). If <br />the frame does not extend to back end wall, then the tie <br />shall be installed within six (6) inches of the end of the chassis. <br />Section 5. Permitted exceptions. <br />(a) Mobile homes having a permanent type structure <br />adequate to provide structural rigidity and stability, meeting the <br />design loads for hurricane zones, as specified in the ANSI A119.1 <br />standards, of twenty-five (25) pounds horizontal and fifteen <br />(15). pounds uplift, or meets local building codes, and extending <br />a minimum of two-thirds (2/3) of the length of the mobile home to <br />which is attached, shall be deemed to have complied with tie - <br />down standards. <br />(b) Mobile homes of a model year prior to 1971 may be <br />exempt from over -the -roof ties, except for a minimum of one (1) <br />at each end of the mobile home. Frame ties shall be provided as <br />per regulations. <br />-3- <br />JUL 91.975 <br />23 122 <br />