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Basic Decks 41 CONSTRUCTION TIP SHEET 5
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<br /> a service of eCi!tyGov.net Basic Decks erv/ 60 psf Live Loading
<br /> Deck Construction Notes September 18,2018
<br /> • Please note that due to the new 60 psf loading, previous lumber spans and footing sizes have changed.
<br /> • The illustrations and information in this Tip Sheet may be used for decks whether or not they require a permit.See Tip This Tip Sheet reflects code requirements of the 2015 International Residential Code (IRC) with
<br /> Sheet 0 for when a permit is required. Washington State Amendments which update the live load to 60 psf.
<br /> • All wood must be pressure treated or naturally resistant to decay.Treat cuts, holes and notches with end-cut solution.
<br /> • Fasteners, hangers, nails, etc., must be stainless steel, hot-dipped galvanized, or as specifically required for the This document provides building code information applicable to prescriptive residential wood deck design.You may
<br /> specified wood preservative used. The coating weights for zinc-coated fasteners to be in accordance with ASTM A need to hire a licensed architect or an engineer to design a deck where any of the following conditions apply:
<br /> 153. Provide documentation in the field showing the required fastener protection for the wood chosen for your deck. • The deck serves other than a one-or two-family dwelling building
<br /> • You may modify any components of this Tip Sheet using accepted engineering practices.Any modifications must be • The deck design includes more than one level
<br /> reviewed prior to permit issuance.Ail attachments must be per manufacturer's installation instructions. • The deck will support a hot tub,spa or other heavy object, including heavy deck covering (such as pavers)
<br /> • This Tip Sheet is intended to represent good construction practices for deck construction and related {RC • The walking surface is more than 10' above grade
<br /> requirements..See related Tip Sheets: 1 for stairs,2 for handrails,3 for guards and 11 for notching and boring. • The deck ledger is attached to house overhangs, bay windows, bricks,stone or concrete block
<br /> Typical Deck Section • The deck is bearing on ground with a slope greater than 1'horizontal for every 1'vertical
<br /> • The deck is self-supporting (not attached to an exterior wail)
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<br /> GENERAL INFORMATION: GENERAL INFORMATION: 1
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<br /> O The intent of this Tip Sheet is to provide a general understanding of the code requirements and does ` ,.4-0'.yGovnet o The intent of this Tip Sheet is to provide a general understanding of the code regytrremen s and does "'`GutyGtovnet
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<br /> not address the subject in great detail, not address the subject in great i x
<br /> & Additional information can be obtained from your local participating Jurisdiction. * Additional information can be obtained from your local particioatin t Jurisdiction ) °
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