Issue link: http://alpine.uberflip.com/i/915756
53 (800) 521-9790 alpineitw.com For Product Substitutions … the ONLY APPROVED EQUAL ™ PRODUCT CODE REF NO DIMENSIONS (INCHES) FASTENERS (QUANTITY – TYPE) ALLOWABLE LOADS DF (LBS) ALLOWABLE LOADS SPF (LBS) FLOOR (1.00) SNOW (1.15) ROOF (1.25) FLOOR (1.00) SNOW (1.15) ROOF (1.25) WIDTH HEIGHT DEPTH HEADER JOIST ISU1.81/9.5 IUS1.81/9.5 1 7 ⁄8 9 1 ⁄2 2 8-10d – 960 1085 1175 825 935 1010 ISU1.81/11.88 IUS1.81/11.88 11 7 ⁄8 10-10d – 1195 1360 1465 1030 1170 1260 ISU1.81/14(MIN) IUS1.81/14 14 12-10d – 1435 1630 1760 1235 1400 1515 ISU1.81/14(MAX) IUS1.81/14 14-10d – 1675 1900 2050 1440 1635 1765 ISU1.81/16(MIN) IUS1.81/16 16 14-10d – 1675 1900 2050 1440 1635 1765 ISU1.81/16(MAX) IUS1.81/16 16-10d – 1915 2175 2345 1645 1870 2015 ISU2.06/9.5 IUS2.06/9.5 2 1 ⁄8 9 1 ⁄2 2 8-10d – 960 1085 1175 825 935 1010 ISU2.06/11.88 IUS2.06/11.88 11 7 ⁄8 10-10d – 1195 1360 1465 1030 1170 1260 ISU2.06/14(MIN) IUS2.06/14 14 12-10d – 1435 1630 1760 1235 1400 1515 ISU2.06/14(MAX) IUS2.06/14 14-10d – 1675 1900 2050 1440 1635 1765 ISU2.06/16(MIN) IUS2.06/16 16 14-10d – 1675 1900 2050 1440 1635 1765 ISU2.06/16(MAX) IUS2.06/16 16-10d – 1915 2175 2345 1645 1870 2015 ISU2.37/9.5 IUS2.37/9.5 2 7 ⁄8 9 1 ⁄2 2 8-10d – 960 1085 1175 825 935 1010 ISU2.37/11.88 IUS2.37/11.88 11 7 ⁄8 10-10d – 1195 1360 1465 1030 1170 1260 ISU2.37/14(MIN) IUS2.37/14 14 12-10d – 1435 1630 1760 1235 1400 1515 ISU2.37/14(MAX) IUS2.37/14 14-10d – 1675 1900 2050 1440 1635 1765 ISU2.37/16(MIN) IUS2.37/16 16 14-10d – 1675 1900 2050 1440 1635 1765 ISU2.37/16(MAX) IUS2.37/16 16-10d – 1915 2175 2345 1645 1870 2015 ISU2.56/9.25 IUS2.56/9.25 2 5 ⁄8 9 1 ⁄4 2 8-10d – 960 1085 1175 825 935 1010 ISU2.56/9.5 IUS2.56/9.5 9 1 ⁄2 8-10d – 960 1085 1175 825 935 1010 ISU2.56/11.88 IUS2.56/11.88 11 7 ⁄8 10-10d – 1195 1360 1465 1030 1170 1260 ISU2.56/14(MIN) IUS2.06/14 14 12-10d – 1435 1630 1760 1235 1400 1515 ISU2.56/14(MAX) IUS2.56/14 14-10d – 1675 1900 2050 1440 1635 1765 ISU2.56/16(MIN) IUS2.56/16 16 14-10d – 1675 1900 2050 1440 1635 1765 ISU2.56/16(MAX) IUS2.56/16 16-10d – 1915 2175 2345 1645 1870 2015 ISU3.56/9.5 IUS3.56/9.5 3 5 ⁄8 9 1 ⁄2 2 8-10d – 1195 1360 1465 1030 1170 1260 ISU3.56/11.88 IUS3.56/11.88 11 7 ⁄8 10-10d – 1435 1630 1760 1235 1400 1515 ISU3.56/14(MIN) IUS3.06/14 14 12-10d – 1435 1630 1760 1235 1400 1515 ISU3.56/14(MAX) IUS3.56/14 14-10d – 1675 1900 2050 1440 1635 1765 ISU3.56/16(MIN) IUS3.56/16 16 14-10d – 1675 1900 2050 1440 1635 1765 ISU3.56/16(MAX) IUS3.56/16 16-10d – 1915 2175 2345 1645 1870 2015 For SI: 1 inch = 25.4mm, 1 lb = 4.45 N. 1) All nails are 10d Commons, 0.148in diameter x 3in long 2) Allowable loads for Douglas Fir-Larch have specific gravity 0.5, loads for Spruce Pine-Fir have specific gravity 0.42 3) Install all specified fasteners before loading the connection. ISU314 Typical ISU Installation ISU ISU Installation Sequence Step1 Attach the ISU to the header Step 2 Slide the wood I-joist downward into the ISU until it rests above seat Step 3 Firmly push or snap the wood I-joist fully into the ISU SUPERSPEED ® Grip Lock ™ Seat Secures Wood I-joists in Position Without Nails.