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发布于:2018-1-3 19:21:02  访问:5 次 回复:0 篇
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Wood Framing System Developed By SI
Build stronger walls, sub-floors and structural support in your next construction project. Utilization of wood framed construction for mid-rise buildings, typically constructed from steel or concrete, is on the rise. Typical lightweight construction consists of framed and braced structures with applied claddings. The only disadvantage of platform frame vs. balloon frame construction is that wood shrinkage plays a bigger role in platform frames.
With balloon-frame construction, shown below, studs run full height from mud sill to the top plate, to a maximum of 20 feet. There is not a threshold beyond which a material becomes categorized as \"insulation.\" However, both wood and steel framing will conduct heat more readily than cavity insulation products.
Each step up in external wall thickness can add 2-3% to the cost of a conventional home; increased insulation levels may be more cost effectively achieved by adding an extra layer of insulating foam, which has the added benefit of limiting conducted heat loss via the framing system, known as thermal bridging or convected heat loss via insulation gaps around the frame.
That is why STI formulated WF300 Firestop Caulk, a product specifically intended for use in wood frame construction. Typically, steel-framed buildings are built using lower roof lines, but that doesn`t mean you couldn`t create a high-peaked steel roof. Steel-framed buildings with metal building components often have paneling and roof warranties that last 40 to 50 years.
Now, go to any Home Depot and chances are good that you will find a stack of steel studs in the lumber section. The National Design Standard for Wood Construction covers wood screws as well as many other fasteners. Add 2×6 backers on walls that meet partitions (Photo 1). They provide support and nailers for drywall.
This publication provides comprehensive information on the wind resistance of light-framed walls sheathed with plywood or OSB using the methodology of the 2012 IBC, Table 2304.6.1 and the 2012 IRC, Table R602.3(3). Frame partition walls as you did the outside walls, again installing blocking between joists wherever it`s needed.
Top and bottom plates are typically 90x45mm and can be double thickness depending on the load (e.g. first floor, tiled roof, long truss spans) or the spacing of the supporting floor members. Studs shall have full bearing on a plate or sill not less than 2 inches (51 mm) in thickness having a width not less than that of the wall studs.
Steel framing companies can advise on the comparative costs of steel frames. Also, if possible, use screws made of the same type of material as the nails. We offer wooden picture frames by Nurre Caxton , Larson-Juhl , and Studio, plus our own line of American Hardwoods.
Advanced framing with 2x6 wood studs spaced 24 inches on center—combined with wood structural panel sheathing —is one of the most cost-effective solutions for builders trying to balance increasingly stringent energy codes with structural building code requirements.
In natural building , straw bales , cob and adobe may be used for both exterior and interior walls. Wood Framing Wall+ is built for quick project development. Use of wood framing in mid-rise construction lessens the amount of ‘clearspan`, or clear open space without structural columns or supports, versus the use of steel or concrete.
Steel products are non-toxic during a building`s life but emit significant ecological toxins during production. http://www.jinfanyishu.com A 148-foot-tall wood-framed high-rise coming to Portland, Oregon. National Design Specification® (NDS®) for Wood Construction (NDS 2015). Roofs are most often citation needed covered with shingles made of asphalt, fiberglass and small gravel coating, but a wide range of materials are used.
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