![]() Simpson Strong-Tie ® connectors offer unmatched quality with laboratory and field testing, and are backed by our uncompromising commitment to customer service. From framing angles to straps to heavy-duty joist hangers, we offer the most diverse product line so that you have the right product for the job. With nearly 60 years of field and R&D experience, Simpson Strong-Tie ® timber connectors are manufactured to the industry's highest standards. Unmatched Quality from the Truss to the Foundation Submit registration Structural Connections On the acute side of the skewed LSSR hangers, fill obround holes only. Timber species for joint design is seasoned Radiata Pine, which is which is Australia Joint Group JD4 per AS 1720.1 Table H2.4. Reduce Duration of Load Factor where applicable. ![]() Duration of Load Factor (k1) is as shown. Reduce tabulated values where other Category applications govern. The Capacity Factor (φ) is 0.85 for nails and screws for structural joints in a Category 1 application. Design Capacity is the minimum of test data and structural joint calculation. Design Capacity is the lesser of (a) the Characteristic Capacity multiplied by the Australian Capacity Factor (φ), and applicable the k modification factors following AS1720.1 and (b) the Serviceability Capacity which is the load at 3.2mm joint slip. ![]() SLOPED, SKEWED or SLOPED & SKEWED HANGERS Make sure side stirrups are snug close to the joist, bend lines are plumb.Slide hanger into position adjust seat and install seat nails.Verify that the header/rafter can take the fasteners specified in the table.Easy installation, high loads, and low installation cost.Provides support underneath the joist, rafter or beam.Cab be used for both solid sawn timber and engineered wood.Swivel seat adjusts easily and supports rafter/joist.Flange design allows for easy skew adjustment, from 0° to 45°.Makes it possible to install after the rafters are already in place.Carbon Steel 1.3mm thick: LSSR1.81Z, LSSR2.1Z.Now one hanger can handle a wide range of framing applications. One of its key features is that it can be installed after all of the rafters have been tacked into place. TABLE R802.5.The innovative design of the LSSR Slopeable & Skewable Rafter Hanger allows it to adjust for skew up to 45° and features an innovative hinged swivel seat to adjust for up to a 45° slope on site, eliminating the need for pre‑skewed/sloped or custom‑order hangers. The braces shall be spaced not more than 4 feet (1219 mm) on center and the unbraced length of braces shall not exceed 8 feet (2438 mm). Purlins shall be continuous and shall be supported by 2-inch by 4-inch (51 mm by 102 mm) braces installed to bearing walls at a slope not less than 45 degrees (0.785 rad) from the horizontal. Purlins shall be sized no less than the required size of the rafters that they support. Installation of purlins to reduce the span of rafters is permitted as shown in Figure R802.5.1. CEILING JOIST SPANS FOR COMMON LUMBER SPECIES (Uninhabitable attics without storage, live load = 10 psf, L/Δ = 240) CEILING JOIST SPACING (inches)ĬEILING JOIST SPANS FOR COMMON LUMBER SPECIES (Uninhabitable attics with limited storage, live load = 20 psf, L/Δ = 240) CEILING JOIST SPACING (inches)
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