When people think of a deck, they often picture the exterior design and visible elements — railings, floor boards, and aesthetics of natural wood. But, the most important part of any deck is the part that isn't seen: its substructure. A deck's substructure provides the framework that holds up the deck.
See 17 different types of decking materials and styles here. Deck stairs. Riser: The height of each step (part of the riser). See our parts of a staircase diagram here for more staircase information. Tread run: Where the steps sit (part of the riser). Concrete foundation: Slab on which the risers sit for solid foundation. Deck railing
Jan 23, 2021· Timber decking is a type of construction material used to build outdoor decks and patios. This material can be manufactured using a wide variety of hard and soft wood species, depending on the desired appearance and properties of the finished structure.
A. Substructure. Your decking needs to have a foundation to rest upon. When you are deciding on your substructure, you will have three main options to choose from: wood, steel, and aluminum. Wood substructures are the most common and the least expensive with a range of between $700 and $1500 for the materials, depending on the size of your deck.
WEARING SURFACES FOR TIMBER DECKS 11.1 INTRODUCTION A wearing surface is a layer placed on the bridge deck to form the road way surface. It is the only portion of the bridge in direct contact with vehicle traffic. On timber bridges, a wearing surface is one of the most important components of the superstructure and serves two primary purposes.
wood decks that are attached to the house to resist lateral forces. [R507.2.3] 2. Overall deck length shall be equal to or less than overall deck width. See DECK FRAMING PLAN for definition of deck length and width. 3. Minimum post size is 6x6 nominal and maximum post height shall be …
Timber deck framing. Pressure-treated softwood joists are the most commonly used material in the creation of decking substructures. They are also cheaper than the steel and composite deck framing materials on the market, and – if laid correctly – will provide your deck with a firm foundation that lasts at least 15 to 20 years, if not more.
Feb 05, 2021· Pressure-treated wood shrinks as it dries. Drill pilot holes in the ends of boards to prevent splitting when you nail or screw them together. Use wood rated for ground contact when necessary for the project. Safety. Wear a dust mask and eye protection when handling or cutting wood. Wash your hands after working with treated wood.
A deck can last anywhere from 10 to 30 years if made from untreated wood and can last as long as 50 years for treated wood or composite materials.Because a deck is a long-term investment and you will be enjoying it for decades to come, it's important to understand your choice of …
The key to a durable and long-lasting deck lies in the attention and care given to assembling its substructure. While Softwoods deck and pergola kits are designed to be easily assembled by even the greenest DIY enthusiasts, we have made sure that our kits also provide durability, moisture resistance, stability and freedom from costly future maintenance.
Decking — The boards that span the area over the joists and form the deck floor. Foundation — Either a concrete pad or post installed on footers. Furring Boards — Long thin strips of wood used to make existing surfaces support the finished surface, in this case the deck.
Decking Substructure - Decking Network
The process of framing a deck includes creating connections between joists, beams and support posts in order to build a code compliant deck structure. This in depth section will teach DIY builders to frame a deck, from installing a ledger board and frost footings to framing the perimeter of the deck.
Joist hangers: Metal fasteners that allow you to fasten the joists in place without notching the ends of the board. A joist hanger secures a joist to a ledger or rim joist. Ledger: A board (usually 2x stock) attached to the house to support one side of the deck. Piers: (not illustrated) Precast concrete pyramids made to set on in-ground footings. Where frost heave is not a factor, piers set ...
timber bridges consist of two basic components, the superstructure and the substructure (Figure 2-1). The superstructure is the framework of the bridge span and includes the deck, floor system, main supporting mem bers, railings, and other incidental components. The five basic types are
Sometimes a single pressure-treated or decay-resistant wood post may be used to get from a buried footing up to grade and then continue on to the deck framing. This system would be a good choice in areas with a lot of seismic activity that need the additional lateral stability gained by eliminating the connection from foundation to post at ...
Sep 25, 2020· For larger decks, you can install parting boards — also called pattern boards — in the middle of the decking. These decking boards run perpendicular to the rest of the decking, creating an eye-catching design. They also allow you to use shorter deck boards and can eliminate the need to butt boards together to span the width of the deck.
Aug 27, 2020· The durability of a timber frame in a deck substructure will depend on other factors such as the deck's location and the environmental conditions. Wood absorbs water so if you are building your deck somewhere that regularly gets wet, it will make a very difficult job for the builders.
8 — Build — Timber decks Timber grades and treatment Wet-in-service timber for decking must be SG6 (structural grade) (No. 1 framing in NZS 3603:1993)or SG8 (G8 in NZS 3603:1993) and may be either machine or visually graded (NZS 3604:2011 section 2). Radiata pine must be treated to hazard class H3.2. Other timber species may not need to be
edge. (The bridge deck is the roadway portion of a bridge, including shoulders.) Most bridge floor slabs are constructed as reinforced concrete slabs, but timber decks are occasionally used in …
To make your beautiful deck last, don't forget the substructure. If you're a new DIYer: the substructure is all that goes beneath those deck boards and holds strong through the years. This includes hardware, footings, posts, beams, and joists (the beams and joists runs perpendicular and form the grid beneath your floorboards).
Assume that all deck piers and foundation blocks require some digging. Mistake 9: Incorrectly attaching guard posts. The error: Connecting a guard post to a deck incorrectly is among the most dangerous deck-building errors. Fastening guard posts to deck rim joists or floor joists with wood …
Floating decks can be set directly on the ground or, preferably, a bed of gravel. But it's best to support the deck on concrete blocks. This keeps the wood off the ground and away from moisture so the wood stays drier and lasts longer.
Decking Refresh and renew your timber deck Refresh and renew timber decks, so they're in tip-top condition for summer fun 01:00 Decking Planning to build a deck Good preparation is the secret to any successful D.I.Y. project.
The Timber Deck Substructure For economic reasons the substructure is usually constructed from pressure treated softwood . Use Class 4 treatment is for posts, joists and other structural components in direct ground or freshwater contact.
There are many options for decking structures, Timber, HDPE (High Density Polyurethane Plastic) and Aluminium. Timber decking substructure designed to last is always with Treated and Graded structural timber joists and beams. Your timber joists should be treated for Use class III or IV depending on where the decking …
1. This document applies to single level residential wood decks that are attached to the house to resist lateral forces. 2. Overall deck length shall be equal to or less than overall deck width. See DECK FRAMING PLAN for definition of deck length and width. 3. Minimum post size is …
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