Laserfiche WebLink
JOSE D. GARC/A Job Name: Gambocorto Daniel Residence <br /> CONSULTING ENGINEER,I.I.C. Job Address: 38721 9th Ave.. <br /> CIVIL/STRUCTURAL <br /> 17440 N,E.Alft Ave.North Miami Beach,Fl33162 Zephyrhills, Florida 33542 <br /> Tel:(305)903-6700 Emalh Jgarda.pe®outlaokcrom <br /> FLA.P.E.Lkenw No.?MW Job Number: 19-085 <br /> LAG SCREW.DESIGN _ <br /> NATIONAL DESIGN SPECIFICATIONS FOR <br /> APPLICABLE CODE(S) WOOD CONSTRUCTION(2015 EDITION) <br /> 2017 FLODIDA BUILDING CODE 6TH EDITION <br /> SOUTHER PINE <br /> EXISTING SPECIES COMBINATION (2" x 4" WOOD truses @ 24 in o.c.) <br /> SPECIFIC GRAVITY(G)(TABLE 12.3.3A) G=0.55 <br /> LAG SCREW DIAMETER(IN) 5/16 <br /> DESIGN VALUES WITHDRAWAL LATERAL <br /> PRELIMINARY DESIGN VALUE 307 LB/IN(Table 12.2A) 140 LB(table 12J) <br /> LAG SCREW THREAD PENETRATION(MIN.) <br /> FOR A 3" LENGTH SCREW 2.5" <br /> (APPENDIX L-TABLE L2) <br /> PRELIMINARY DESIGN VALUE 767.50 lb <br /> Cd-LOAD DURATION FACTOR 1.6 1.6 <br /> (SECTION 2.3.2) <br /> Cm-WET SERVICE FACTOR 1 1 <br /> (TABLE 11.3.3) <br /> Ct-TEMPERATURE FACTOR <br /> T— 100 F 1 1 <br /> (TABLE 11.3.4) <br /> C9-GROUP ACTION FACTOR N/A 0.98 <br /> Cc-GEOMETRIC FACTOR N/A 1 <br /> (SECTION 12.5.1) <br /> Ce9-END GRAIN FACTOR 1 1 <br /> (SECTION 12.5.2) <br /> Cti - DIAPHRAGM FACTOR N/A 1 <br /> (SECTION 12.5.3) <br /> Ctn- TOE NAIL FACTOR 1 i <br /> (SECTION 12.5.4) <br /> LAG SCREW PENETRATION FACTOR N/A N/A <br /> FINAL DESIGN VALUE 1,228 lb 219 lb <br /> (TABLE 11.3.1) <br /> SCREWS NEEDED 10.27694 = 1 1 0.088 = 1 i <br /> SCREWS PROVIDED 1 1 <br /> MINIMUM EDGE DISTANCE REQUIREMENTS L/D = 2.5"/ 5/16" = 8 AND 8 >6 <br /> FOR SCREWS WHEN L/D>=6 REQUIRED SPACING= 1.5 * D = 0.47" <br /> (TABLE 12.5.1C) PROVIDED = 1.0" <br /> MINIMUM SPACING REQUIREMENTS L/D = 2.5"/5/16" = 8 AND 8 >6 <br /> FOR SCREWS WHEN L/D >= 6 REQUIRED SPACING= 5* D = 1.56" <br /> (TABLE 12.5.1D) PROVIDED = 2.5" <br /> Page 5 <br />