Suspended Ceiling Hanger Wire Spacing

Installing the support wires for a drop ceiling is a very important step in suspended ceiling installation.
Suspended ceiling hanger wire spacing. Assembly andinstallation instructions the ceiling system is made up of armstrong panels either 2 x 4 or 2 x 2 which are supported by a suspension system main beams cross tees and hangers and perimeter molding. The load for suspension system hanger wires will not exceed 64 lbs. These recommendations are intended for suspended ceilings and related components in areas that require resistance to the effects of earthquake motions. Splices in hanger wires shall develop 50 percent of the wire allowable load.
C provide 12 gauge hanger wires at the ends of all main and cross runners within eight 8 inches of the support or within onefourth 1 4 of the length of the end tee whichever is least for the perimeter of the ceiling area. Twelve gage hanger wire spaced 4 foot on center astm c 636 item 2 3 4. Based on hanger wires spaced 4 ft. A number in parentheses indicates the year of last.
Also asce7 10 contains an exception allowing power actuated fasteners for support of acoustical tile or lay in panel suspended ceiling applications. All wire ties are to be three tight turns around itself within three inches. Drop ceilings are required to carry a significant amount of weight depending upon the ceiling tile and light combination that you choose. Measure how long the wire has to be cut based on the drop you originally calculated the distance from the original ceiling to the new suspended ceiling.
Understanding which wire and fastener to use for your project can save you a lot of time on. Along heavy duty main tees designed to carry 16 lbs l f. Installation of hangers ceiling soffit duct section threaded rod hanger wire vertical support slotted bar main tee for suspending the ceiling typical sectional sketch below duct suspension trapeze installation suspension ceiling tile 90 100 1200mm 1400mm duct suspension key point te key point. The number immediately following the designation indicates the year of original adoption or in the case of revision the year of last revision.
Although drywall grid systems are more difficult to cut they install very quickly because the grid system is not exposed therefore you don t have to be as precise with how the system is assemble. The l shaped wall angle is usually 20 gage or 25 gage material. The integrity of the entire suspended ceiling depends on the hangers commonly wires which are used to support the. Add 300mm to the length you need to allow you to have plenty of wire to wrap round to secure the main runner.
Asce7 02 and asce7 05 does. Twelve gauge hanger wire spaced 4 ft on center figure 1. Drywall suspended grid systems are very heavy duty and are more difficult to cut than standard drop ceiling grid systems. If more use counter splaying wires step 5.
Installation of ceiling suspension systems for acoustical tile and lay in panels in areas subject to earthquake ground motions1 this standard is issued under the fixed designation e 580 e 580m. Astm e580 section 3 2 all wire ties are to be three tight turns around themselves within three inches.