It may be advisable to treat the flat top surface to prevent slipping. If you are planning on building a raised deck, as shown in figure 1, it is important to determine the quantity, positioning and size of the deck support columns that will support the load of the deck, the dead load, and the load which is created by the things that will go on the deck, including you and your guests which is the live load. The metal decks come in many thicknesses of galvanized and galvanneal steel. Design of steel deck for concentrated and nonuniform loading cody trueblood, new millennium mike antici, nucor. Graham steel roof decks are the most popular roof deck type used in the u.
For a deck thickness of less than 22gauge, stitch screws are used. An unparalleled three layers of protection surround a carbon steel core, ensuring each critical joist, beam and ledger connection holds up to the elements for decades, with a 25year limited residential warranty to prove it. Joist span joists attached at house and bearing over beam. Cfd2ca achieves a noise reduction coefficient nrc value of 0. People, furniture and any other movable, physical objects on the deck are covered under live load. Any deck sheets requiring lengths less than 6 feet 2. Sdi composite deck design handbook pdf standard, shall govern the materials, design, and erection of composite concrete slabs utilizing. It includes information for the design of steel deck diaphragms for roof and floor decks and complies with the requirements of the ansiaisi s31020 north american standard for the design of profiled steel diaphragm panels. Steel deck diaphragm calculator archives simpson strongtie. Free deck plans and blueprints online with pdf downloads.
Design guide for concentrated loads on metal deck slabs scnz 11. The following concrete deck design criteria are obtained from the typical superstructure cross section shown in figure 21 and from the referenced articles and tables in the aashto lrfd bridge design specifications through 2002 interims. All decked out t he steel deck institute sdi design manual for composite decks, form decks and roof decks features specifications and commentary of which the primary intent is to guide the designer of the steel deck profile itself, rather than to guide the building designer in the use of a standard deck profile. Any material required to support the steel deck s hall not be included. Design of steel deck for concentrated and nonuniform loading.
Lysaght wdek design and structural steel decking system. Also beware of connections which may allow the deck to pull away from a wall or damage the existing structure. Ceu credit can be earned for this webinar by successfully completing the designing with steel floor deck quiz. Design guide for concentrated loads on metal deck slabssteel. Steel deck diaphragm calculator archives simpson strong. Bulk retail projects require robust floor systems capable of sustaining high floor loading including concentrated loads from racking systems. Synthetic decking products such as fiberon, timbertech, and azek have come a long way in recent years.
To help design and building professionals build codecompliant, safe decks, simpson strongtie has created this deck framing connection guide. The expected design life of a steel orthotropic deck has been equal to the design life of the structure itself, historically, 75 years. Prescriptive residential wood deck construction guide 5 american wood council figure 1b. In commercial buildings, the minimum live load required by the. The ten easy to follow steps within this free deck plan will help you gather your tools and materials, frame the floor, set the posts, lay the decking, and build the guardrails. For more information regarding canam steel deck, please refer to the steel deck or contact our experts by phone at 18664668769 or online. It is a regular occurrence to see instances of the decks. The first edition of the sdi roof deck design manual rddm continues the efforts of the steel deck institute to provide uniform industry standards for the engineering, design, manufacture and field usage of steel decks. Despite these variables, most deck construction follows a basic sequence. A basic wind speed map of the united states is included as figure 2 in the diaphragm design section of this binder. Designs can be adopted from the bondek structural steel decking design and construction manual, in conjunction with a consulting structural engineer. Steel deck institute new manual on roof deck design.
Generally the various bodies are supportive of the idea. Our team of deck designers can create deck plans and walk you through the basics of any project. The design of deck supports shall be the responsibility of the designer. Joist span joists attached at house and to side of beam.
Simplify steel joist and steel deck design and specification. The first design step for a concrete bridge deck is to choose the correct design criteria. Lrfd steel girder superstructure design example lrfd. The first edition of the sdi steel deck on coldformed steel design manual points out those differences, and provides the design guidance that is necessary to enable steel deck to. Design examples for steel deck diaphragm calculator web. These instructions apply to projects in which the decking runs parallel to the wall of the house. Browse our product listing or visit one of our showrooms for more info.
Sdi specs and commentarypages 5056 material properties. Steel joists and steel deck load tables and design tools. This is a great looking deck thats perfect for entertaining, relaxing on the patio furniture, and grilling out. Wind design procedures take into account building location, height, surrounding terrain, building usage, roof edge details and the wind design speed. With limited work required to bring this reference new zealand documents this guideline would be a good start. For a residential deck, the code requires it be designed to support a minimum 40psf live load. Selection of the deck falls into the same procedure as most design problems. A copy of the tables is provided in the appendix and also. Situations requiring planning permission where the deck is situated within 20 metres of a highway. Structural steel decking design and construction manual and forms a practical construction handbook, rather than a design manual. This is a more intricate deck design with 2 levels. As your trusted steel joist and deck resource, we can identify and resolve problems before they impact the project cost. Elements is said to provide a number of improvements over the companys previous design tool, such as an improved user interface and support for eurocode design. Design of steel deck for concentrated and nonuniform.
When consulted early in the design process, new millennium can elevate your design ideas and remove a range of related costs from most any project. Standards the sdi developed the fol lowing standards for steel floor decks, roof decks, and related products. Aviii2 august 20 user instruction august 20 dear specifier. A building permit is required for any residential deck more than 30 inches above grade. September 2015 the fourth edition of the sdi diaphragm design manual, ddm04, replaces the third edition, ddm03. Click here to view the 2level deck plans and blueprint pdf included. If you want a pergola built onto your deck, heres our pergola deck plans includes pdf download for free.
How to build the best deck developing the design and materials list follow the steps below to determine the lumber necessary for your deck. Welds still are an acceptable method of fastening side laps. Building a deck could take as little as a week or as long as several months, depending on the size and complexity of the design and on unpredictable events such as weather delays. Prescriptive residential wood deck construction guide. Joist length prescriptively limited to 180 for footing design. Cellular deck is always furnished galvanized or painted over galvanized. Cfd2ca is a 2 composite, cellular, acoustical floor deck panel that performs as a structural floor deck system and an underside ceiling with sound absorption features.
This design example was edited in 2012 by hdr engineering, inc. Deck shall be furnished in sheet lengths of 6 feet 2. The design and usage of steel deck on coldformed steel framing is similar to deck supported on open web steel joists or rolled beams, but there are some differences. Elements is said to provide a number of improvements over the companys previous design tool, such as an improved user interface and support for. Concerns with steel roof decks national roofing contractors. Ce 479 fall 05compositefloor decks purdue university. Interiorgrade steel framing triple coated for superior durability. Building with steel joists professional deck builder. Topics in this guide include construction and formwork tables. Lrfd steel girder superstructure design example concrete deck design example design step 2. Roof deck transverse distribution 14 l span x % of span based on 1. The master concrete placers association was very supportive and a prompt answer came back along with a photo of just.
Sdi specifications for roof deck, sections 1 through 9. We are committed to supplying the best products in decks, railings and pergolas to enhance outdoor spaces for homeowners in the greater milwaukee area. The span and concrete dictate the steel deck size and thickness necessary to carry the wet concrete and construction loads. What design engineers should know two experts share their metal deck knowhow with these 15 tips. A copy of the tables is provided in the appendix and also shown on pages 42 and 43 of our design manual and catalog of steel deck products. Sdicdd, composite deck design handbook, 2nd edition b. Consult a building professional or engineer if needed. This guide focuses on the critical connections involved in deck construction and what the code requires for these areas.
Modern expectations for steel decks are for over a 100 year design life. Vicwests steel metal deck panels provide excellent lateral diaphragm action thus reducing the necessity for structural bracing. Fiberglass insulation batts are installed in the deck cells at the factory under controlled conditions. If you have already registered or purchased access to this content, log in to view it. Dca6 prescriptive residential wood deck construction guide. In general, though, i dont think the quality of framing materials has kept up, and it seems silly to put decking with a 20year or longer warranty onto a wood frame that i doubt will last that long. Indepth catalogs feature the latest information and are available in convenient, interactive pdf format. Their incombustible nature assures architects, engineers and owners of excellent fire ratings. Form deck form deck can be any floor or roof deck product used as a concrete form. Summary in new zealand the design and construction of concrete slabs on steel decking is a safety issue which needs addressing.
Structural metal decks smd has launched smd elements, a new software package for composite deck and slab design. Designing with steel floor deck industry edition steel. Steel roof decks or composite steel floor decks and the use of the diaphragm. Our steel deck diaphragm calculator enables users to produce custom diaphragm tables similar to those in ddm03, generate detailed calculations using sdi equations based on projectspecific inputs, as well as optimize deck fastening systems to ensure the most costeffective design is utilized. Where the deck platform is more than 300mm 1 ft from the ground effective 1 october 2008. For this and all other example problems the following data from the canam united steel deck design manual and catalog of steel deck products will be used and are worked using lrfd methodology. Abstract the purpose of this example is to illustrate the use of the aashto lrfd bridge design for the design of a continuous two span steel igirder bridge.
Steel deck institute new manual on roof deck design the first edition of the sdi roof deck design manual rddm continues the efforts of the steel deck institute to provide uniform industry standards for the engineering, design, manufacture and field usage of steel decks. Post on top of buried concrete footing post attached to. Diaphragm design manual third edition appendix viii addendum august 20 hilti pin xhsn 24. Beware of shear connections and do not use or load the deck beyond its design limits set out in the design criteria section of this document. Roof deck limit states and design example floor deck limit states and current design methodology. Steel deck yield strength of at least 33 ksi and it must be permanent for the life of the structure. If any part of the deck construction exceeds 3m in height. The third edition, ddmo3, of the sdi diaphragm design manual continues the.