Pressure treated lumber top right is the standard material to withstand weather.
Pressure treated wood for deck framing.
Building codes for residential decks only require 40 psf.
6x6s for support posts and plywood.
Species sizes of pressure treated wood.
Whether you are building the deck yourself or hiring a contractor the use of pressure treated wood helps assure that your project will provide years of enjoyment and peace of mind.
Find decking pressure treated lumber at lowe s today.
Then protect your wood decking with stains and sealers.
Most pressure treated lumber is wet when delivered directly from the store so you ll need to let it dry before staining typically for six months.
For conventional guardrail post installation bolted to the side of the framing larger framing will provide more strength in the rails.
The longer the joist the more area of deck the joist supports and thus the beam supports.
2x8s 2x10s and 2x12s for joists stair stringers and beams.
Probably the most difficult decision to make when building a wood deck is what type of decking to use.
They re all rot resistant to varying degrees require 16 in.
For any part of your deck that comes in contact with the ground or is critical to the structure s safety make sure you re using wood designated for ground contact.
Pressure treated lumber that s designated for above ground use can be used for deck railings but it shouldn t touch the ground.
For upper level decks 2x10 is recommended as the minimum size to use for strong guard post connections.
Radius edged cedar pressure treated and composite decking share similarities.
5 4x6s and 2x6s for decking.
2x6 joists should only be used on ground level decks that do not require and will not provide for any guards.
Joist spacing for.
As an alternative consider upgrading the decking and railings with composite materials bottom right.
The predominant species of treated wood is a regionally available softwood.
Treated wood is generally available as dimensional stock in 2x4s 2x6s 4x4s and 2x2s for rail components.
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For pressure preservative treated southern pine no.
Some pressure treated wood products provide warranted protection against termites and fungal decay.
2 grade there is a method that can be used for estimating beam spans for a preliminary design.
For a low maintenance decking option choose composite decking.