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Simpson • • •Systems Technical Guide <br /> Deck Construction — Ledgers <br /> StrongirDrive° <br /> SDS, SDWS and SDWH Sawn Lumber <br /> Deck Ledger to Band Joist Applications <br /> Simpson Strong-Tie Company manufactures six fastener types that are suitable for installing ledgers to band <br /> joist floor framing.The fasteners do not require predrilling and can be made of stainless steel or carbon steel <br /> that has a double barrier coating or is hot-dip galvanized.The design table is based on the lesser of single- <br /> fastener connection testing in compliance with ICC-ES AC233 or ledger assembly testing following ICC-ES <br /> AC13 with an applied factor of safety of 5.0. Loads include NDS wet service factor adjustment. <br /> Allowable Shear Loads for Attachment of Lumber Deck Ledger to Band Joist <br /> Size (in.) No. Minimum Size Fastener Nominal Screw Model Band Joist Material and Allowable <br /> 2x 1"OSB OR 1"LVL 170 <br /> 2x 11/a"OSB 205 <br /> 4 SDWS2240ODB <br /> 2x 15/1a"LVL OR 11/i'LSL 265 <br /> Strong Drive SOWS 2x 2x Nominal Sawn Lumber 270 <br /> TIMBER Screw 2-2x 1"OSB OR 1"LVL 190 <br /> 2-2x I%"OSB 200 <br /> 5 SDWS2250ODB <br /> 2-2x 15/16"LVL OR 1'/4"LSL 200 ' <br /> 2-2x 2x Nominal Sawn Lumber 200 <br /> 2x 1"OSB OR 1"LVL 155 <br /> Strong Drive SDWH 2x 4 SDWH1940ODB 11/6"OSB 220 <br /> TIMBER-HEX Screw 2x 15/1a"LVL OR 11/4"LSL 225 <br /> 2x 2x Nominal Sawn Lumber 190 <br /> 2x 1"OSB OR 1"LVL 235 <br /> 2x 11/a"OSB 235 <br /> 4 SDWH2740OSS <br /> 2x 1 5/1fi'LVL OR 11/4"LSL 235 <br /> a <br /> a 2x 2x Nominal Sawn Lumber 235 <br /> E 2-2x 1"OSB OR 1"LVL 235 <br /> 2-2x 1 1/8"OSB 235 <br /> 8 5 SDWH2750OSS <br /> 2-2x 1'/ie"LVL OR 11/4"LSL 235 <br /> a Strong Drive SDWH 2-2x 2x Nominal Sawn Lumber 235 <br /> g TIMBER-HEX SS Screw <br /> cn 2x 1"OSB OR 1"LVL 177 <br /> M <br /> N 2x 1'/a"OSB 177 <br /> ® 4 SDWH1940OSS <br /> a 2x 15/1a"LVL OR 11/4"LSL 177 <br /> D <br /> = 2x 2x Nominal Sawn Lumber 177 <br /> U <br /> 2-2x 1"OSB OR 1"LVL 177 <br /> 2-2x 1'/F OSB 177 <br /> LL 5 SDWH1950OSS <br /> v 2-2x 15/16"LVL OR 11/4"LSL 177 <br /> 2-2x 2x Nominal Sawn Lumber 177 <br /> 2x 1"OSB OR 1"LVL 155 <br /> 2x 1 W,OSB 185 <br /> Strong Drive SDS 31/2 SDS25312 s <br /> HEAVY DUTY CONNECTOR Screw 2x 1/1a"LVL OR 11/4" 190 <br /> 2x 2x Nominal Sawn Lumber 165 <br /> 2-2x 5 SDS25500 2x Nominal Sawn Lumber 165 <br /> Footnotes on next page. <br /> USE (3) SCREWS A 16"OC <br /> R-ALLOW= (1.15)(3)(165 LBS) = 569 LBS <br /> R-ALLOW> R-MAX , .'. OK @ 92% DCR 167 <br />