1420 80TH ST SW D BIRDWELL MACHINE 2025-03-11

FASTENMASTER TECHNICAL BULLETIN FASTENMASTER TECHNICAL BULLETIN CONDITION 7—INTERIOR MOUNTED 4X4 POST TO 2X RIM WITH BLOCKING For this condition,use the DECK RAIL POST TO RIM BOARD 8"ThruLOK fastener 1.Install first screw in the center of the CONNECTION DETAILS post and 2"(+/-1/4")from the top of —--'__� _' the rim board ' According to the 2009 International Residential Code for One and Two-Family Dwellings,Table R301.5(ICC,2009), Q� I 2.Install second screw 1"in from the edge guardrails and handrails must be designed to withstand a single concentrated load of 200 pounds in any direction.A 1 of the post and 2"(+/•1/4")from the critical part of this connection is making a strong connection between the guardrail post and the rim board of the deck. 0 bottom of the rim board © O In most cases,a 1/2"through-bolt or carriage bolt is used to make this connection.When installed as instructed in this j `1 3.Install third screw 1"in from the other edge of the post and 3"(+/-1/4") bulletin,the ThruLOK System can replace 1/2"bolts,meeting the 200 pound design load for this part of the connection. from the bottom of the rim board APPLICATIONS iip CONDITION 8—INTERIOR MOUNTED 4X4 POST TO 2X RIM WITH SIDE BLOCKING ThruLOIC Screw Rolf Fostervng Sysr"n'. For this condition,use two,6 1/4" ' and one,8"ThruLOK fasteners 1.Install first 61/4"screw 1"in from the --' wit ----________ i �� edge of the post and 2"(+/-1/4") Q T - - ---= from the tap of the rim board ,L- JO © 2.Install second 6 1/4"screw 1"in from the other edge of the post and 2" c z7 (+/-1/4")from the bottom of the 0 rim board 3.Install 8"screw centered on both the DECK POST TO SINGLE RIM JOIST DECK POST TO DOUBLE RIM OR post and the rim board SINGLE RIM WITH BLOCKING INSTALLATION INSTRUCTIONS GENERAL FASTENING GUIDELINES 1.Choose the correct length(6 1/4"or 8")and fastening 6.Return to driving the screw in the Design values used to create the fastening patterns in this International Residential Code®(R319.3)and 2009 IRC pattern for each post to rim application based on the remaining 1/4"to 1/8"until thell bulletin were derived from individual fastener testing under (R317.1.3)for use in ACO pressure treated wood. illustrated conditions. washer and nut are firmly drawn ICC Acceptance Criteria AC233 and reported in ICC-ES Evaluationtogether. l�};"line As with other bolted connections using wet treated wood,the 2.Mark the sudace of the wood with the correct pattern. W Report ESR#1078.Full scale testing of the deck rail post to nut should be inspected and tightened'd needed after initial 7.Make sure that the point of the deck frame connections were also conducted by an accredited drying 3.If a flush mounted head is required,use a 1 1/4"spade bit third party to support these details. period. to create a 1/4"deep recess in the rim or post. ThruLOK fastener has passed the Ili • The connection details in this bulletin ore an acceptable means "MIN LINE"printed on the nut. The connection details shown in this bulletin apply specifically 4.Remove the pre assembled eed/hK nut from the screw and I of transferring the load from guard post to rim joist only. using a 1/2"drill on low speed/high torque setfing,install 8.Repeat until all of the fasteners are to 4x4 posts and 2x8,2x10 or 2x12 rims and/or joists. Additional blocking or hardware may be required to transfer installed correctly according to the the ThruLOK screw and washer into the outside fore of the For different dimension lumber,wood species of lower density loads from the rim to deck joists. application until the screw is 1/4"to 1/8"from being flush. specifications contained in this bulletin. than Hem Fir(SYP and DF are higher density and therefore Fastening patterns assume the following:All components ore approved),or post heights greater than 37.5"off the top of used(screw,washer and nut),holes are not pre-drilled,and S.Thread the ThruLOK nut onto the exposed threaded end of the joists,please contact FastenMaster to determine the proper posts are loaded in an outward direction from the deck. the fastener.Firmly wilt on the nut by hand until snug. ' fastening solution. For questions regarding these or other connections,please contact ThruLOK is coated with mechanically applied zinc in accordance FastenMaster Technical Support at www.fastenmaster.com or by g Effective until Decmber 31,2014.Updated information must be obtained after this dote. with ASTM 6695,Class 55.This is compliant with the 2006 calling 800.5183569. 0 FastenMaster. FASTER EASIER STRONGER 153 BOWLES ROAD,AGAWAM,MA 01001 413.789.0252 800-518.3569 WWW.FASTENMASTER.COM FostenMoster'and thrulOK°are trademarks of OMG,Inc. copyrght®2014 OMG,Inc All rights reserved.