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PROJECT NAME SHEET# <br /> ®EI WILDREED APTS-DECK REPAIRS <br /> DIBBLE ENGINEERS INC <br /> PR0JECT# DATE <br /> +.: www.dibbleengineers.com 23-107 <br /> to79 Markel Street,Kirkland,WA98033 SUBJECT BY <br /> 425.828.4200 GUARD RE-ATTACHMENT <br /> -- <br /> GUARD DESIGN LOADS: <br /> LINEAR LOAD PER 2018 IBC SECTION 1607.8.1, W=50 PLF <br /> CONCENTRATED LOAD PER 2018 IBC SECTION 1607.8.1.1, P= 200 LBS <br /> L=9.5 (MAX) <br /> REACTION DUE TO W, Rw=50 PLF(9.5')12= 238 LBS> Rp , .'. Rw GOVERNS ATTACHMENT <br /> REACTION DUE TO P, Rp=200 LBS 12 = 100 LBS <br /> SCREW CAPACITY PER 2018 NDS TABLE 12M: <br /> ► USE (2)#8 x 1.5"WOOD SCREWS @ EACH END PLATE <br /> ►ASSUME 20 GAUGE THICK END PLATE(CONSERVATIVE) <br /> Z-REQUIRED=238 LBS/(2 SCREWS)1(1.6 LOAD DURATION FACTOR) = 74 LBS PER SCREW <br /> Z(ASD) = 89 LBS >Z-REQUIRED, .-. OK@ 83%DCR <br /> RE-USE EXISTING END <br /> PLATES TO RE-ATTACH Tl GUARD <br /> EXISTING GUARDRAIL TO <br /> NEW POSTS <br /> z <br /> X <br /> Lu <br /> F-- <br /> TI DECK <br /> e a. <br /> o ; <br /> o <br />