At issue is what to do with a multitude of interior nonload bearing wood stud walls that want to frame up to the bottom of the wood trusses. You might be able to adopt this to your wood studs easier than a slip track. Interior and exterior walls are positively secured and protected from lateral movement while sliding up and down in the slots. This course has been approved by aia 1 hswlu and icc 0. The scw connectors offer 1 of upward and 1 of downward movement. They are primarily used in headofwall applications that require vertical movement relative to the structure. With the use of forte, estima, javelin and stellar software, you can quickly implement highquality structural framing solutions and optimize material use while reducing construction cycle time, cost and waste. Unlike wood framing, coldformed steel is inorganic and does not. This free online frame calculator will generate and find the bending moment and shear force diagrams of a 2d frame structure. Simpson strongtie category coldformed steel connectors. Shear wall analysis made easy apa the engineered wood. Our deflection track is engineered to allow for ceilings to deflect under loading without affecting the wall underneath. Flexible modeling of metal studs, deflection tracks, bracings, bridgings. Read more easily configure supporting structure, openings, complex l or t.
The bailey multislot track is an economical deflection system designed to provide complete flexibility. Cfs designer provides an intuitive user interface that enables the engineer to save engineering models in a single file. Head of wall firestop systemgypsum board, fire trak shadowline. This software automates the design of bypass connectors, slotted track, slip track, base track as well as subh and msubh bridging connectors. The deflection track system must be designed for the end reaction of the wall studs point loads and for the specific gap required for vertical deflection. Can be used with bailey tdc clips to increase the load capacity of the track. The plansspecs should always indicate the required deflection for the 05400 coldrolled stud framing, bear in mind that the figure given is total movement. Studcos rapid track slotted deflection track is a dynamic solution to interior and external walls that require heavy weight. Maxtrak slotted deflection track clarkdietrich building. Scafco slotted track is the industry preferred system for achieving headofwall deflection and fire resistance for interior and exterior walls.
The framing station is a combination of digital photo software with 930 preillustrated oframes. This work is intended to assist engineering judgment when calculating midspan diaphragm deflections in wood structures. However, when you factor in the costs resulting from wood shrinkage, rot, infestation, creep deflection, and other. Walls assembled using deflection track are installed similarly to standard loadbearing walls, with the exception that studs be 8 shorter to allow for the deflection track s equivalent height. Structure magazine differential deflection in wood floor. This connection allows for vertical live load movement of the primary structure without transferring axial loads to the wall studs. Slip detail for interior nonload brg partitions wood. For example, for a 30foot span l, deflection of up to 1. Head of wall firestop systemfirestop sealant, double top track.
Because we use less steel to produce it, steeler slotted track is a costeffective solution for headofwall system needs. A gap is provided between the end of the stud and track to accommodate this movement. The maxtrak system allows the top of the wall stud to float within the track legs. This construction calculator will provide you with the material needed to frame an exterior stud wall. Engineered approaches such as those outlined in awcs 2015 special design provisions for wind and seismic sdpwstypically result in more efficient designs this 4. The provisions for prescriptive roof construction are found in chapter 8 of the irc and in section 2308 of the ibc. Deflection connectors for coldformed steel construction. In many instances, steeler deflection track makes for an innovative replacement to slip track systems. Scw headofwall slideclip connector simpson strongtie. Deflection track can be required at the top of a wall to allow for anticipated downward movement of the primary structure. Clip iso 9001 light steel framing light steel framing software. We are trying to establish our design criteria for the steel beams where we want to keep the vertical deflection under control.
Deflection of wood diaphragms washington state university. Design authority may also specify slotted slip track for this purpose. Walls are positively secured to both flanges of the stud, for greater load resistance and protection from lateral movement while allowing vertical deflection of a structure. Save time and money replacing traditional slip track with deflection track.
Frame multistory houses 10 times faster than using standard revit interface. A lesser value may be considered for brick veneer walls to limit possible cracking of the wall. Slotted track by marino\ware is used at the head of wall and can absorb up to 1. Slotted deflection track slotted deflection track for superior control of headofwall lateral deflection and axial rotation. Cfs designer can simplify your curtain wall connector, anchorage and bridging design. Deflection of light frame wood diaphragms curtis earl abstract this paper takes an indepth, parametric look at the deflection of wood diaphragms to better understand the diaphragm deflection equation and how it is utilized. Within limitations which include, among others, building size, roof pitch. Updated design values for southern pine dimension lumber, effective june 1, 20, are. Deflection track general drywall discussion drywall talk. Whether youre sizing joists, beams, posts or studs. Diaphragm basics using sdpws wood products council. Interior shaftwall clarkdietrich ctstud shaftwall system. For partition walls coming out of this wall, the partition.
Wood framing wood framing meeting the following minimum requirements is necessary for proper performance of all gypsum drywall and plaster base assemblies. Enter values for span ft, spacing, species, grade, live and dead load psf, duration of load and wet service conditions, allowable deflection criteria e. As discussed in chapter 1, the residential construction material most commonly used above grade in the united states is light frame wood. Building enclosure design guide wood frame multiunit residential buildings. Clarkdietrich custom bim framing tools clarkdietrich. Observations over the years the question of how to determine the effective width of that portion of the track flange to be used for calculating the required design thickness of the leg for the single track deflection assembly was largely unanswered and was up to the design pro. Framing members should be straight, true and of uniform dimension. Custom bim framing tools from clarkdietrich now part of metal wood framer mwf pro wall software package. W10109, common design issues for deflection track w10212, introduction to curtain wall design using cfs.
Tsn provides solutions for all standard light steel framing applications, including loadbearing midrise construction systems, curtain wall systems, rigid. What are the options for detailing nonbearing wood partition walls. Weyerhaeuser software is there for you at every step of the building process. This selection tool allows the user to add a diverse lineup of top deflection track systems into their revit. Most common stud centers in residential framing are 16 o. Sliptrack systems slotted deflection track systems for interior and exterior walls.
Mba metal framing structural metal studs and track cad details the mba metal framing cad details below are complete drawings that can easily be downloaded, customized for your residential or commercial project, and included in your cad library for future use. The wall studs are not fastened to the deflection track and a row of lateral bracing is required within 12 of the deep leg track to prevent rotation and lateral movement of the studs. The free version allows you to input frames with a maximum of 3 members with applied point loads and moments for 2d frame analysis. The slt slotted deflection track allows for a positive attachment of the stud to the top track through the slots designed to accommodate the vertical movement of the primary structure, in compliance with section 7. With codeapproved fire ratings of up to 2 hours, you can trust steeler slotted track for your headofwall system. Simpson strongtie category deflection connectors for coldformed steel. Framework should meet the minimum requirements of applicable building codes. Verticallyslotted holes in the sides of the deflection track allow vertical deflection of the framing system and lateral topofwall bracing. New version of woodmetal framing software for revit. You can also control settings such as units, display settings of framing members and. We use a full zinc coating to greatly minimize rust formation, meaning. This is based on limited testing of the diaphragm by apa. By following my simple and very comprehensive tutorial on slotted slip track framing you as an apprentice will look better than more journeymen out.
The american architectural manufacturers association, addresses this in its standard, aama tir11 maximum allowable deflection of framing systems for building cladding components at design wind loads. The combination of these tools will help the projects design teams mix collaboration between all. Relatively longer spans and higher loads have the potential to make differential deflection problems in floors more pronounced. Slotted track metal stud, steel framing, metal floor. Sample design table table 1 shows a generated sample design chart for a deep leg track to accommodate floor deflection.
This webinar includes an overview of apas free design tool, the ftao calculator, and explains how it can help engineers and code officials in the design implementation of ftao shear walls, with a focus on asymmetric piers. Panels can be ordered in longer lengths for special applications. Understand how to analyze wall framing as part of the mwfrs per asce 710 2. Tsn is a manufacturer of light gauge coldformed steel studs and connectors based in the united states, with locations in north carolina, texas, and nevada. Overall, framing and trusses represent approximately 20 percent of the total cost of construction, so any incremental additional initial cost from using cfs trusses is a minimal increase to owners. In this calculator the wall comes with one stud on each end. Sliptrack slotted deflection track protects the integrity of walls during building movement caused by expansion and contraction, wind forces and seismic events. Outer inner track is where 2 different widths and depths of track are nested into each other as a system used for the purpose of allowing deflection movement at the top of a wall. Headofwall track installation and code compliance made easy. Allows for fast, easy and flexible stud installation.
Mba metal framing structural metal studs and track cad details. The slightly extra upfront cost when compared to wood is more. The ssb bypass framing slide clip is a versatile strut connector that is commonly. Maxtrak slotted deflection track clarkdietrich building systems. Structural design of wood framing for the home inspector. Wood structural panels are rated according to their ability to span between structural members. Scw connectors are often used to strengthen window and door jambs for projects that utilize slip track. The inspector should specify the grade and span rating of structural wood panels to meet the required application and loading condition i. Coldformed steel deflection track on top of a wood wall, similar to the condition described above for infill steel partition walls for 2.
Custom bim framing tools from clarkdietrich now part of metal. The most common panel size is 4x8foot panels, with thicknesses typically ranging from 38inch to more than 1 inch. Head of wall firestop systemjoint forming profile and elastomeric spray firestop. Steeler deflection track is offered in 25 gauge, 20 gauge, 18 gauge, and 16 gauge. G00008, cfs design software g7, using chapter f of the na specification for the. The 2012 international building code ibc, section 1604. The user simply selects their photo, selects a frame, and clicks print or save. Design of single deep leg track steel stud framing. Cold formed steel cfs design software steelsmart system. For superior headofwall vertical deflection, and the added benefit of horizontal drift movement, clarkdietrich. Learning objectives upon completion of this webinar, participants will. Steeler deflection track is an economical alternative for ceiling connections of nonload bearing walls.
1021 1546 137 96 1523 253 580 1256 1093 539 279 1548 179 428 79 1 129 646 573 1365 1183 1097 179 990 858 1232 375 882 156 727 770 1231 1387 608