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Rooftop Structural Design Report February 16, 2023 <br /> Project Number:DSH-062R1/2204047 Page 25 <br /> b. Gamma Sector <br /> PROPOSED t•hr LAG <br /> SCREW MP.) <br /> PROPOSED J/4"k12'LAG SCREW <br /> 0 12"D.C.(TP.) <br /> (COUNTER-SUNK) <br /> PROPOSED 8x12 PT1IIi <br /> SLEEPER — r <br /> PROPOSED Ea12 PT BLOCKING <br /> SPANNING BETWEEN JOISTS <br /> EXISTING ROOF JOIST <br /> (FN.) PROPOSED SI PSON NSW <br /> ANGLE PSON SCRE S52.S <br /> cosh NG INTERNAL AN SBWSON SCREWS <br /> WALL(F.Y,) (TIP.AT EACC N ENDS) <br /> PROPOSED 23112 PT <br /> GINIALSH BLOCK <br /> Proposed bolts are (2) 3/4" Lag Screws of 12" length @ 12" c/c per connection. <br /> Shear per Bolt = 415.0 <br /> Tension per Bolt = 413.0 <br /> The allowable capacities of the Lag Screws are taken from the calculations taken from the Lag Screw <br /> Calculator attached to the report. <br /> Allowable Shear = 952 lbs <br /> Allowable Tension = 1928 lbs <br /> Shear Capacity = 415.0 /952 = 43.6% [OK!] <br /> Tension Capacity = 413.0/ 1928 = 21.4°/0 [OK!] <br /> ...tom.......-,.r.... -._...... ... .___'-.. ..._.,_.. ......,...__. <br /> • <br /> ■ <br /> I <br />