NOTE ** This section includes non-load-bearing demountable partitions that utilize patented 2-1/2 inch (63 mm) box studs with stud extensions and factory-prefinished gypsum panels. Completed partition system is 3-1/2 inches (89 mm) or 3-3/4 inches (95 mm) thick, depending on gypsum board selected. Components and panels are 95 percent reusable.
NOTE **
NOTE ** This system is made by Gravity Lock Systems Inc., located at:
NOTE ** 5125 Glenmont
NOTE ** Houston, TX 77081
NOTE ** Tel: (800) 945-2454
NOTE ** Fax: (713) 666-8405
NOTE **
NOTE ** SECTION 10616 - DEMOUNTABLE GYPSUM BOARD PARTITIONS, Copyright 1998, The Architect's Catalog, Inc.
PART 1 GENERAL
1.1 SECTION INCLUDES
NOTE ** Delete items below not required for project.
A. Partition framing.
B. Partition panels.
C. Aluminum door frames.
D. Steel door frames.
E. Glazing frames.
F. PVC trim and base.
1.2 RELATED SECTIONS
NOTE ** Coordinate the sections listed below with actual project requirements.
A. Section 08110 - Steel Doors and Frames.
B. Section 08210 - Wood Doors.
C. Section 08710 - Door Hardware.
D. Section 08800 - Glazing.
E. Section 09900 - Paint and Coatings.
1.3 REFERENCES
NOTE ** Coordinate references listed below with project requirements.
A. ASTM E 90 - Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions.
B. ASTM E 119 - Fire Tests of Building Construction and Materials.
C. BIFMA - Requirements for Loading Capacity.
1.4 SYSTEM DESCRIPTION
NOTE ** STC rating of 35 to 49 can be obtained for manufacturer's system by selecting the appropriate panel and installing sound insulation in the cavity where required. Contact the manufacturer for specific requirements.
NOTE **
NOTE ** Insert rating required for this project in the paragraph below. Delete this paragraph if sound transmission is not a consideration.
A. Sound Transmission: Independent laboratory certification that demountable gypsum board partition system provides ______ STC when tested in accordance with ASTM E 90.
B. Point Accessibility: Allow for all panels to be point accessible and replaceable without affecting adjoining panels.
NOTE ** Retain the following paragraph when required.
C. Fire Rating: Independent laboratory certification that demountable gypsum board partition system has passed 1-hour fire endurance and hose stream test when tested in accordance with ASTM E 119.
1.5 SUBMITTALS
A. Submit under provisions of Section 01300.
B. Product Data: Submit manufacturer's product certification, standard details, and installation instructions.
C. Shop Drawings: Prepared specifically for this project; show dimensions and interface with other products.
D. Selection Samples: Panel material and trim colors.
E. Removal and Maintenance Data: Removal and maintenance instructions, parts lists, and wiring diagrams.
1.6 QUALITY ASSURANCE
A. Manufacturer's Product Certification: Materials meet or exceed these specifications.
B. Installer Qualifications: Factory-trained, registered, and licensed by manufacturer.
PART 2 PRODUCTS
2.1 MANUFACTURER
A. Provide products manufactured by Gravity Lock Systems Inc.; 5125 Glenmont; Houston, TX 77081; ASD. Tel: (800) 945-2454, Fax: (713) 666-8405.
B. Substitutions not permitted.
2.2 MATERIALS
NOTE ** Coordinate materials listed below with project requirements.
A. Framing:
1. Top Track: Roll-formed steel, hemmed legs designed to accept snap-on/snap-off PVC ceiling trim from either side of partition.
2. Floor Track: Roll-formed steel, 1-1/2 inch (38 mm) high legs.
3. Stud Framing: "U"-shaped studs with 11 inch (280 mm) cross-locking channels, and roll-formed standard studs.
B. Panels:
NOTE ** This Gravity Lock Systems Inc. demountable gypsum board partitions accommodate a variety of 1/2 inch (12 mm) or 5/8 inch (16 mm) thick gypsum panels. This allows different type panels to be installed adjacent to each other or on opposite sides of a partition.
NOTE **
NOTE ** Select one or more panel types from below. If more than one panel is selected, identify location of each type on the drawings.
1. Vinyl-Clad Gypsum.
2. Steel-Faced Gypsum.
3. High-Impact Vinyl on Gypsum.
4. Sound-Control Gypsum.
5. Sound-Control Honeycomb.
NOTE ** Coordinate panel thickness below with project requirements. Panel thickness of 1/2 inch (12 mm) will result in 3-1/2 inch (89 mm) thick partitions; 5/8 inch (16 mm) panels will result in 3-3/4 inch (95 mm) thick partitions.
6. Thickness: 1/2 inch (12 mm).
7. Thickness: 5/8 inch (16 mm).
C. Glazing Components: Extruded 6063-T5 aluminum alloy; integrate with ceiling track and door frames.
D. Door Frames:
NOTE ** Select one or more door frame types from below. If more than one type is selected, identify location of each type on the drawings.
1. Aluminum: Extruded 6063-T5 aluminum alloy; integrate with ceiling track and glazing components.
NOTE ** Coordinate opening height below with project requirements. Delete both subparagraphs if covered in schedule.
a. Opening Height: 7'-0" (2.13 m).
b. Opening Height: 9'-0" (2.74 m).
2. Steel: 20 gage, reversible.
NOTE ** Coordinate opening size below with project requirements. Delete both subparagraphs if covered in schedule.
a. Opening Size: 3'-0" by 6'-8" (0.91 x 2.03 m).
b. Opening Size: 3'-0" by 7'-0" (0.91 x 2.13 m).
E. Trim (Battens, Base, Ceiling Trim, and Corners): PVC, snap-on type; manufacturer's standard color selected by Architect.
F. Furniture Support: Meeting BIFMA requirements for loading capacity; capable of supporting cabinetry of all standard furniture system companies.
PART 3 EXECUTION
3.1 EXAMINATION
A. Verify that floors and ceilings are level and ready to accept partitions.
B. Verify that facility is clean, dry, and protected from outside weather.
3.2 INSTALLATION
A. Comply with manufacturer's printed instructions, except where more stringent requirements are mandated by governing authorities, and except where project conditions require extra precautions or provisions.
B. Erect partitions plumb and square, accurately fitting to suspended ceilings and over floor coverings; adjust to correct for floor irregularities.
NOTE ** Edit paragraphs below to conform to project conditions.
C. Carpeted Floors: Use fasteners that rigidly secure partitions without damaging or defacing carpeting.
D. Suspended Ceilings: Use fasteners that rigidly secure partitions without damaging or defacing grid or ceiling.
E. Mechanically fasten floor track to substrate at both sides of door frames, finished ends, and other areas where additional rigidity is required.
F. Position studs vertically in floor and ceiling tracks at frequency required by panel size; install three cross channels per stud in accordance with manufacturer's instructions.
G. Install panel clips in accordance with manufacturer's instructions; install panels on framework, taking care to seat all panel clips on cross channels.
H. Butt panels to ensure tight, single line joints.
I. Neatly cut and fit panels to existing walls, window mullions, building columns, and other appurtenances.
J. Install ceiling trim, base molding, corners, and other trim in accordance with manufacturer's instructions.
3.3 CLEANING AND ADJUSTING
A. Upon completion of installation, clean all surfaces that have become soiled during installation.
