Complete Compiled Specification.pdf - Peck Ormsby Construction

. At door jambs
c. At walls with tile finishes.
B. Channels: 1-1/2", weighing 520 pounds per 1,000 lineal feet, 16 gage, painted.
C. Furring channels: Roll-formed 25 gage electrogalvanized cold steel, "hat channels",
approximately 2-5/8" wide at base, 7/8" deep.
D. Ceiling runner channels: 1-1/2" cold-rolled steel, weighing 475 pounds per 1,000 lineal feet,
rust inhibitive painted. Use same channel for partition reinforcing.
E. Floor and ceiling runners: 25 gage electrogalvanized steel, "U" shaped sections, of sizes
required to accommodate metal studs.
F. Tie wire: 18 gage soft annealed galvanized steel wire.
G. Hanger wire: 9 gage, galvanized annealed steel wire.
H. Furring channels for 2" insulated wall (exterior) 25 gauge electro-galvanized cold steel.
2.05 SOUND ATTENUATION BATT INSULATION
A. Type: Unfaced glass fiber acoustical insulation complying with ASTM C 665, Type I.
B. Size: 3-1/2 inches thick
C. Surface Burning Characteristics, when tested in accordance with ASTM E 84:
1. Maximum flame spread: 10
2. Maximum smoke developed: 10
D. Combustion Characteristics: Passes ASTM E 136.
E. Fire Resistance Ratings: Passes ASTM E 119 as part of a complete fire tested wall assembly.
F. Dimensional Stability: Linear Shrinkage less than 0.1%
PART 3 - EXECUTION
3.01 EXAMINATION
A. Examine all subsurfaces to receive work and report, in writing to Architect, any detrimental
conditions. Failure to observe this injunction constitutes a waiver to any subsequent claims to
the contrary. Commencement of work will be construed as acceptance of all subsurfaces.
3.02 INSTALLATION
A. Suspension systems:
1. All main runners shall be 1-1/2" runner channels at 48" o.c. suspend from structure by
9 gage annealed wire, spaced at 36" o.c.
2. Cross members shall be 7/8" hat channels at 16" o.c. Provide wall track where
suspension system meets vertical surface.
3. Deflection from loading of suspension system shall not exceed 1/360 of the span.
4. When applicable comply with 1 hr. fire rating requirements.
B. Framing:
SEGO LILY ELEMENTARY SCHOOL CLASSROOM ADDITION MARCH 2, 2009
GYPSUM BOARD ASSEMBLIES 09250-3