Shafts are enclosed early in construction, and the walls are. Access our allnew collection of soundtested, firerated wall assemblies. Thats because the assembly of lightweight metal framing is fast and reliable using tools and. Secure each piece with the appropriate power driven fasteners spaced a maximum 24 o. Position top and bottom jtrack with long leg toward the shaft along ceiling, floor and vertically at column andor wall where erection of shaftwall will begin. Locate and lay out partition floor and ceiling lines to ensure plumb partition. Install supplementary framing in gypsum board shaft wall assemblies around openings and as required for blocking, bracing, and support of gravity and pullout loads of fixtures, equipment, services, heavy trim, furnishings, wallmounted door stops, and similar items that cannot be supported directly by shaft wall assembly framing.
The wall thickness is between 12 in and 36 in 30 cm and 91 cm depending on the shaft size and water pressure within the strata. Shafts can be unlined when specific conditions are met. Centralise in aperture and mechanically fix through wall into opposing angle. Boral plasterboard systems accommodate the heightsspans and pressures as listed by utilising appropriate stud depths, sizesgauges and centres. The construction of the permanent shaft wall is normally in concrete with reinforcement at insets and in bad ground. Shaftwall stud section is fabricated from hot dipped galvanized steel conforming to astm a653 or equal, grade 33 ufy33ksi u. Unlike competing systems, the clarkdietrich ct stud and jtabbed track system provide maximum flexibility to choose from a. Installation is quick and easy, using components and application procedures familiar to drywall contractors. There are two standard approaches to the design of shaftwall systems that influence the material type used to build the shaft wallmasonry and gypsum. Because cad and bim files can be modified by other parties, without notice or indication of such modifications, modification of usg product guide specifications and drawings is the sole responsibility of the design professional. Ensure accurate stud spacing to maintain gypsum board face layer module. Shaftliner also provides excellent sound control and can achieve the fire ratings necessary for todays building construction.
An additional third exit stairway is now required for buildings more than 420 feet high. Shaftwall systems are nonload bearing, firerated wall assemblies that provide critical, life safety, fireresistance. Plasterboard systems with the appropriate cavity insulation have been tested acoustically to achieve high sound insulation ratings. Rondo steel wall framing systems provide a durable, practical and lightweight structures for internal plasterboard walls to create attractive spaces within buildings, or external wall systems to provide direct support of the exterior cladding and interior linings. Jan 01, 20 an introduction to gypsum shaftwall systems. Marino\ware offers its customers free expert technical. If you have questions or need more information on any of the products listed in this catalog, contact our technical services department. Estimate materials and find usg equivalents for your building projects. Cavity shaftwall systems may be constructed with ct, ch or istud shaftwall framing. Install supplementary framing in gypsum board shaft wall assemblies around openings and as required for blocking, bracing, and support of gravity and pullout loads of fixtures, equipment, services, heavy trim, furnishings, wall mounted door stops, and similar items that cannot be supported directly by shaft wall assembly framing.
Frame all cut openings in the shaft side with jtrack, providing adequate structural support for openings over 48. On the exposed shaft wall liner face the interface between the panels anf the h section of the. Clarkdietrich shaftwall systems clarkdietrich building. Installation is quick and ea sy, using components and application procedures familiar to drywall contractors. At the end walls the shaft wall liner panels were screw attached to the jrunner with 158 type s screws at 12 o. Our fire protection shaftwall systems offer a range of construction benefits which can include a lightweight alternative to masonry constructions, reduced installation time and simplicity along with space saving advantages. The system is thinner and at least 50% lighter than comparable masonry separation walls, making installation faster and easier. Gypsemna ceiling solutions comprising of a grid of completely concealed suspended metal frames void of wire hangers and wireclips lined with gypsum plasterboards with its joints, treated taped and filled to achieve the even, smooth and homogenous surface to receive paint or further decoration light weight and versatile. Masonry in more traditional shaftwall designs, architects create a structure that encloses the shaft before construction of the building that surrounds it. Gypsemna ceiling solutions comprising of a grid of completely concealed suspended metal frames void of wire hangers and wireclips lined with gypsum plasterboards with its joints, treated taped and filled to achieve the even, smooth and homogenous surface to receive paint or further decoration. Air shafts unlined the system can also be used for vertical air shafts within the building. Area separation wall systems are nonload bearing, structurally independent panels that can protect townhouse units with common walls from firerelated damages.
Shaftliner panel is 25mm thick, 600mm wide bevelled edge firerated plasterboard utilised in partiwall, intrwall and shaft wall systems. Knauf shaftwall is our innovative system to form enclosures around service and lift shafts while working from one side. The core wall of a shaft can be installed from the exterior of the shaft and requires no scaffolding. Shaftliner panel is 25mm thick, 600mm wide bevelled edge firerated plasterboard utilised in. Install jtrack along the ceiling line and vertically at columns and abutting partitions, positioning the long legs closest to the shaft. Three techniques for installing firerated shaft wall systems with three techniques. No scaffolding required with system designed to be erected from one side of shaft only. The large range of the plastic distribution was concentrated in an area that was 03 m outside the vertical shaft wall at about the horsehead elevation and 01 m in the rock mass surrounding the shaft and invert of the cross passage. Certainteed shaftliner for gypsum shaftwall systems 1, 2. Whether you need drywall, insulation, acoustical tile or construction accessories, weve got your jobsite needs covered. Steel framing components for usg shaft wall systems. Other methods may be used to thermally isolate the. Shafts are enclosed early in construction, and the walls are finished later, along with interior partitions.
Cavity shaftwall systems are very lightweight compared to conventional shaftwalls, weighing approximately 10 lbs. United states gypsum company usg, gypsum board shaft wall systems. Gtec shaftwall systems are used to protect voids in commercial or public multistorey buildings and is suitable for most construction types. However, if other methods are used, those methods need to adequately support the superior walls panels laterally and the vertical load transfer path to the soil cannot be compromised.
Installation is quick and easy, using components and application. Technical support 1800usg4you product safety hotline 18005078899 product categories. Boral plasterboard cavity shaft wall systems to provide fire protection for elevator shafts, vertical ducts and other applications where installation is possible from one side only. Jan 01, 20 there are two standard approaches to the design of shaftwall systems that influence the material type used to build the shaft wallmasonry and gypsum. Shaft walls shaft wall 1 fire rated plasterboard shaft wall system installation instructions line out the wall opening to accept the fire damper, as shown in system detail. Superior walls with radiant floor heating instructions. The tube measuring system determines the following variables. Cgc shaft wall systems are nonloadbearing gypsum wall partition assemblies constructed from outside the shaft at each floor. Best of all, gypsum shaftwall systems are more economical than masonry shaft construction. Shaft wall assembly with the exception of the ceiling runner, the 2 hr fire rated shaft wall assembly shall be. Ensure that all wall sections are plumb and properly aligned.
All of our employees pride themselves on being hard working, safe and professional. Three basic components designed for fast, easy installation by carpenter or drywall installer. In the case of fires, traditional shaft wall materials may be compromised by fire hoses and require zero occupancy until the wall is repaired, but hebel aac shaft wall assembly is a single unit which is not damaged by water. Shaftwall area separation wall product catalog interior firerated systems stronger than steel sm. A good example of these conditions is when the wall is being built to achieve the required fire rating in a restaurant located in an airport terminal or mall, where adjoining. These shafts are vital for vertical communication, power, water, fresh air, exhaust and a means of egres. Mean wall thickness individual wall thickness around. Twohour rating, shaftwall finished on one side, with acoustic. Install one floor at a time as the building is constructed. Not recommended for use as an unlined hvac supply shaft or duct. Clarkdietrich building systems provides fully tested and approved assemblies for shaftwall construction.
What makes the clarkdietrich system unique is that it has been tested with almost every gypsum board and shaft liner manufacturer in the country. Centralise the damper casing and firestop the gap between the casing and wall with lorient intumescent sealant, see point 11 for fill details. A gypsum core wall panel with additives to enhance fire resistance of the core and the water resistance of the core. An introduction to gypsum shaftwall systems construction canada. Find the right firerated assemblies and design details drawings for your architectural plans. Please refer to particular wallboard manufacturer for particulars of the shaftwall systems. Adaptable for use in commercial construction as fire walls, fire separation walls, fire partitions, shaft enclosures, and similar systems. Substitutions of any of the components are not recommended and are not supported by usg. Unlined shaft walls can accommodate sustained air pressure up to 0. An introduction to gypsum shaftwall systems page 2 of 2. Shafts are enclosed early in construct ion, and the walls are inished later, along with interior partitions.
Acoustic benefits quietzone shaftwall insulation reduces the amount of airborne sound transmitted through the shaftwall to the adjoining space. Usg shaft wall systems are nonloadbearing gypsum wall partition asse mblies constructed from outside the shaft at each loor. The unique knauf ct stud makes this possible with a minimum of components. Drywall steel framing shaft wall walls that enclose elevator shafts, stairwells and other vertical shafts are the lifeline of a building. Masonry in more traditional shaftwall designs, architects create a structure that encloses the shaft. A good example of these conditions is when the wall is being built to achieve the. Fireresistant systems create enhanced protection between townhouse units with shared walls. Research and technology center libertyville, il page 1 of 1 construction systems laboratory acoustical test facility stc test report sound transmission loss stc tests. There are extensive lists of ul ratings for both systems. The cavity shaft wall system includes components that provide the strength to withstand lateral loads and fire protection necessary for walls that enclose elevator shafts, stairwells and other vertical shafts. United building materials serves both commercial and residential customers and offers the largest inventory of construction supplies in ohio. The studs were held in place with 20 ga usg steel jrunner around the perimeter. The measured data is evaluated according to customer requirements and sent to master systems.
The system includes gypsum liner panels, gypsum panels and cement board, interior finishing products and framing components. Clarkdietrich shaftwall systems clarkdietrich building systems. Depending on the construction method used, shaftwall insulation can reduce the amount of airborne sound transmitted through a. To meet all your specifications, both ct and ch systems are available from bailey. An introduction to gypsum shaftwall systems construction. Shaft wall system installation instructions prepare the wall opening to accept the fire damper and install in wall, as shown in system detail. Shaft wall article about shaft wall by the free dictionary. Should a fire occur, firefighters control the use of elevators, leaving stairwells as the only means for occupant egress or rescue within the building.
Use usg shaft wall systems to construct elevator shafts, mechanical shafts, stairwells, air return shafts and horizontal membranes. Fix reinforcing angles to inside of wall as shown above. The brick or concrete lining in a shaft to support the surrounding ground. Provides up to 120 minutes fire performance in both directions with lightweight friction fit design.
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