A. Product Data: For each component of gypsum board shaft wall assembly.

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1 SECTION GYPSUM BOARD SHAFT WALL ASSEMBLIES PART 1 - GENERAL 1.1 SUMMARY A. Section includes gypsum board shaft wall assemblies. 1.2 ACTION SUBMITTALS A. Product Data: For each component of gypsum board shaft wall assembly. B. Sustainable Design Submittals: 1. Product Data: For recycled content, indicating postconsumer and preconsumer recycled content and cost. PART 2 - PRODUCTS 2.1 PERFORMANCE REQUIREMENTS A. Fire-Resistance-Rated Assemblies: For fire-resistance-rated assemblies, provide materials and construction identical to those tested in assembly indicated according to ASTM E 119 by an independent testing agency. B. STC-Rated Assemblies: Provide materials and construction identical to those of assemblies tested according to ASTM E 90 and classified according to ASTM E 413 by a testing and inspecting agency. C. Recycled Content: Postconsumer recycled content plus one-half of preconsumer recycled content not less than 25 percent. D. Recycled Content of Steel Products: Postconsumer recycled content plus one-half of preconsumer recycled content not less than 25 percent. 2.2 GYPSUM BOARD SHAFT WALL ASSEMBLIES A. Fire-Resistance Rating: As indicated in drawings. B. STC Rating: 51, minimum. C. Gypsum Shaftliner Board: 1. Type X: ASTM C 1396/C 1396M; manufacturer's proprietary fire-resistive liner panels with paper faces, 1 inch (25.4 mm) thick, with double beveled long edges. GYPSUM BOARD SHAFT WALL ASSEMBLIES

2 a. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to the following: 1) American Gypsum. 2) CertainTeed Corporation. 3) Georgia-Pacific Building Products. 4) Temple-Inland Building Products by Georgia-Pacific. D. Non-Load-Bearing Steel Framing, General: Complying with ASTM C 645 requirements for metal unless otherwise indicated and complying with requirements for fire-resistance-rated assembly indicated. E. Studs: Manufacturer's standard profile for repetitive, corner, and end members as follows: 1. Depth: As indicated. 2. Minimum Base-Metal Thickness: inch (0.75 mm). F. Runner Tracks: Manufacturer's standard J-profile track with manufacturer's standard long-leg length, but at least 2 inches (51 mm) long and matching studs in depth. 1. Minimum Base-Metal Thickness: Matching steel studs. G. Firestop Tracks: Top runner manufactured to allow partition heads to expand and contract with movement of the structure while maintaining continuity of fire-resistance-rated assembly indicated; in thickness not less than indicated for studs and in width to accommodate depth of studs. 1. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to the following: a. Blazeframe Industries. b. CEMCO; California Expanded Metal Products Co. c. Fire Trak Corp. d. GCP Applied Technologies Inc. (formerly Grace Construction Products). e. Metal-Lite. H. Elevator-Hoistway-Entrance Struts: Manufacturer's standard J-profile jamb strut with long-leg length of 3 inches (76 mm), matching studs in depth, and not less than inch (0.84 mm) thick. I. Finish Panels: As indicated. J. Sound Attenuation Blankets: As specified in Section "Gypsum Board." GYPSUM BOARD SHAFT WALL ASSEMBLIES

3 2.3 AUXILIARY MATERIALS A. Trim Accessories: Cornerbead, edge trim, and control joints of material and shapes as specified in Section "Gypsum Board" that comply with gypsum board shaft wall assembly manufacturer's written instructions for application indicated. B. Steel Drill Screws: ASTM C 1002 unless otherwise indicated. C. Track Fasteners: Power-driven fasteners of size and material required to withstand loading conditions imposed on shaft wall assemblies without exceeding allowable design stress of track, fasteners, or structural substrates in which anchors are embedded. D. Reinforcing: Galvanized-steel reinforcing strips with inch (0.84-mm) minimum thickness of base metal (uncoated). E. Acoustical Sealant: Section "Acoustical Joint Sealants." PART 3 - EXECUTION 3.1 INSTALLATION A. General: Install gypsum board shaft wall assemblies to comply with requirements of fireresistance-rated assemblies indicated and manufacturer's written installation instructions. B. Examine panels before installation. Reject panels that are wet, moisture damaged, or mold damaged. C. Sprayed Fire-Resistive Materials: Coordinate with gypsum board shaft wall assemblies so both elements of Work remain complete and undamaged. D. Do not bridge building expansion joints with shaft wall assemblies; frame both sides of expansion joints with furring and other support. E. 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. 1. Elevator Hoistway: At elevator hoistway-entrance door frames, provide jamb struts on each side of door frame. 2. Reinforcing: Provide where items attach directly to shaft wall assembly as indicated on Drawings; accurately position and secure behind at least one layer of face panel. F. Penetrations: Install supplementary steel framing around perimeter of penetration and fire protection behind boxes containing wiring devices, elevator call buttons and floor indicators, and similar items. G. Isolate perimeter of gypsum panels from building structure to prevent cracking of panels while maintaining continuity of fire-rated construction. GYPSUM BOARD SHAFT WALL ASSEMBLIES

4 H. Firestop Tracks: Where indicated, install to maintain continuity of fire-resistance-rated assembly indicated. I. Control Joints: Install control joints according to ASTM C 840 and in specific locations approved by Architect while maintaining fire-resistance rating of gypsum board shaft wall assemblies. J. Sound-Rated Shaft Wall Assemblies: Seal gypsum board shaft walls with acoustical sealant at perimeter of each assembly where it abuts other work and at joints and penetrations within each assembly. K. Gypsum Board Cants: At projections into shaft where indicated, install gypsum board cants covering tops of projections. L. Installation Tolerance: Install each framing member so fastening surfaces vary not more than 1/8 inch (3 mm) from the plane formed by faces of adjacent framing. M. Remove and replace panels that are wet, moisture damaged, or mold damaged. END OF SECTION GYPSUM BOARD SHAFT WALL ASSEMBLIES

5 SECTION NON-STRUCTURAL METAL FRAMING PART 1 - GENERAL 1.1 SUMMARY A. Section Includes: 1. Non-load-bearing steel framing systems for interior gypsum board assemblies. 2. Suspension systems for interior gypsum ceilings and soffits. 1.2 ACTION SUBMITTALS A. Product Data: For each type of product. 1.3 QUALITY ASSURANCE A. Code-Compliance Certification of Studs and Tracks: Provide documentation that framing members are certified according to the product-certification program of the Certified Steel Stud Association the Steel Framing Industry Association or the Steel Stud Manufacturers Association. PART 2 - PRODUCTS 2.1 PERFORMANCE REQUIREMENTS A. Fire-Test-Response Characteristics: Provide materials and construction identical to those tested according to ASTM E 119. B. STC-Rated Assemblies: Provide materials and construction identical to those tested in assembly indicated on Drawings, according to ASTM E 90 and classified according to ASTM E 413 by an independent testing agency. 2.2 FRAMING SYSTEMS A. Recycled Content of Steel Products: Postconsumer recycled content plus one-half of preconsumer recycled content is not less than 25 percent. B. Framing Members, General: Comply with ASTM C 754 for conditions indicated. 1. Steel Sheet Components: Comply with ASTM C 645 requirements for metal unless otherwise indicated. NON-STRUCTURAL METAL FRAMING

6 C. Steel Studs and Runners: ASTM C 645. Use either steel studs and runners or dimpled steel studs and runners of equivalent minimum base-metal thickness. 1. Minimum Base-Metal Thickness: As indicated on Drawings. 2. Depth: As indicated on Drawings. D. Slip-Type Head Joints: Where indicated, provide one of the following in thickness not less than indicated for studs and in width to accommodate depth of studs: 1. Single Long-Leg Runner System: ASTM C 645 top runner with 2-inch- deep flanges, installed with studs friction fit into top runner and with continuous bridging located within 12 inches of the top of studs to provide lateral bracing. 2. Double-Runner System: ASTM C 645 top runners, inside runner with 2-inch- deep flanges and fastened to studs, and outer runner sized to friction fit inside runner. 3. Deflection Track: Steel sheet top runner manufactured to prevent cracking of finishes due to deflection of structure above. a. Products: Subject to compliance with requirements, provide one of the following: 1) Dietrich Metal Framing; SLP-TRK Slotted Deflection Track. 2) MBA Building Supplies; FlatSteel Deflection Track. 3) Steel Network Inc. (The); VertiClip SLD Series. 4) Superior Metal Trim; Superior Flex Track System (SFT). 5) Telling Industries; Vertical Slip Track. E. Firestop Tracks: Manufactured to allow partition heads to expand and contract with movement of the structure while maintaining continuity of fire-resistance-rated assembly indicated; in thickness not less than indicated for studs and in width to accommodate depth of studs. 1. Products: Subject to compliance with requirements, provide one of the following: a. Fire Trak Corp.; Fire Trak System attached to studs with Fire Trak Posi Klip. b. Grace Construction Products; FlameSafe FlowTrak System. c. Metal-Lite, Inc.; The System. F. Flat Strap and Backing Plate: Steel sheet for blocking and bracing in length and width indicated. 1. Minimum Base-Metal Thickness: As indicated on Drawings. G. Cold-Rolled Channel Bridging: Steel, inch minimum base-metal thickness, with minimum 1/2-inch- wide flanges. 1. Depth: 1-1/2 inches. 2. Clip Angle: Not less than 1-1/2 by 1-1/2 inches, inch- thick, galvanized steel. H. Hat-Shaped, Rigid Furring Channels: ASTM C Minimum Base-Metal Thickness: inch. 2. Depth: 7/8 inch. NON-STRUCTURAL METAL FRAMING

7 I. Resilient Furring Channels: 1/2-inch- deep, steel sheet members designed to reduce sound transmission. 1. Configuration: Asymmetrical. J. Cold-Rolled Furring Channels: inch uncoated-steel thickness, with minimum 1/2-inchwide flanges. 1. Depth: As indicated on Drawings. 2. Furring Brackets: Adjustable, corrugated-edge type of steel sheet with minimum uncoated-steel thickness of inch. 3. Tie Wire: ASTM A 641/A 641M, Class 1 zinc coating, soft temper, inch- diameter wire, or double strand of inch- diameter wire. K. Z-Shaped Furring: With slotted or nonslotted web, face flange of 1-1/4 inches, wall attachment flange of 7/8 inch, minimum uncoated-metal thickness of inch, and depth required to fit insulation thickness indicated. 2.3 SUSPENSION SYSTEMS A. Tie Wire: ASTM A 641/A 641M, Class 1 zinc coating, soft temper, inch- diameter wire, or double strand of inch- diameter wire. B. Hanger Attachments to Concrete: 1. Anchors: Capable of sustaining a load equal to 5 times that imposed as determined by ASTM E Post-Installed Anchors: Fastener systems with an evaluation report acceptable to authorities having jurisdiction, based on ICC-ES or AC01 AC193 as appropriate for the substrate. a. Uses: Securing hangers to structure. b. Type: Torque-controlled, expansion anchor. c. Material for Interior Locations: Carbon-steel components zinc-plated to comply with ASTM B 633 or ASTM F 1941 (ASTM F 1941M), Class Fe/Zn 5, unless otherwise indicated. d. Material for Exterior or Interior Locations and Where Stainless Steel Is Indicated: Alloy Group 1 (A1) stainless-steel bolts, ASTM F 593 (ASTM F 738M), and nuts, ASTM F 594 (ASTM F 836M). C. Wire Hangers: ASTM A 641/A 641M, Class 1 zinc coating, soft temper, 0.16 inch in diameter. D. Flat Hangers: Steel sheet, 1 by 3/16 inch by length indicated. E. Carrying Channels: Cold-rolled, commercial-steel sheet with a base-metal thickness of inch and minimum 1/2-inch- wide flanges. 1. Depth: As indicated on Drawings. NON-STRUCTURAL METAL FRAMING

8 F. Furring Channels (Furring Members): 1. Cold-Rolled Channels: inch uncoated-steel thickness, with minimum 1/2-inchwide flanges, 3/4 inch deep. 2. Steel Studs and Runners: ASTM C 645. Use either steel studs and runners or dimpled steel studs and runners of equivalent minimum base-metal thickness. a. Minimum Base-Metal Thickness: As indicated on Drawings. b. Depth: As indicated on Drawings. 3. Hat-Shaped, Rigid Furring Channels: ASTM C 645, 7/8 inch deep. a. Minimum Base-Metal Thickness: inch. 4. Resilient Furring Channels: 1/2-inch- deep members designed to reduce sound transmission. a. Configuration: Asymmetrical. 2.4 AUXILIARY MATERIALS A. Fasteners for Metal Framing: Of type, material, size, corrosion resistance, holding power, and other properties required to fasten steel members to substrates. B. Isolation Strip at Exterior Walls: Provide Adhesive-backed, closed-cell vinyl foam strips that allow fastener penetration without foam displacement, 1/8 inch (3.2 mm) thick, in width to suit steel stud size. PART 3 - EXECUTION 3.1 INSTALLATION, GENERAL A. Installation Standard: ASTM C Gypsum Plaster Assemblies: Also comply with requirements in ASTM C 841 that apply to framing installation. 2. Portland Cement Plaster Assemblies: Also comply with requirements in ASTM C 1063 that apply to framing installation. 3. Gypsum Veneer Plaster Assemblies: Also comply with requirements in ASTM C 844 that apply to framing installation. 4. Gypsum Board Assemblies: Also comply with requirements in ASTM C 840 that apply to framing installation. B. Install supplementary framing, and blocking to support fixtures, equipment services, heavy trim, grab bars, toilet accessories, furnishings, or similar construction. C. Install bracing at terminations in assemblies. NON-STRUCTURAL METAL FRAMING

9 D. Do not bridge building control and expansion joints with non-load-bearing steel framing members. Frame both sides of joints independently. 3.2 INSTALLING FRAMED ASSEMBLIES A. Install framing system components according to spacings indicated, but not greater than spacings required by referenced installation standards for assembly types. B. Where studs are installed directly against exterior masonry walls or dissimilar metals at exterior walls, install isolation strip between studs and exterior wall. C. Install studs so flanges within framing system point in same direction. D. Install tracks (runners) at floors and overhead supports. Extend framing full height to structural supports or substrates above suspended ceilings, except where partitions are indicated to terminate at suspended ceilings. Continue framing around ducts penetrating partitions above ceiling. 1. Slip-Type Head Joints: Where framing extends to overhead structural supports, install to produce joints at tops of framing systems that prevent axial loading of finished assemblies. 2. Door Openings: Screw vertical studs at jambs to jamb anchor clips on door frames; install runner track section (for cripple studs) at head and secure to jamb studs. a. Install two studs at each jamb unless otherwise indicated. b. Install cripple studs at head adjacent to each jamb stud, with a minimum 1/2-inch clearance from jamb stud to allow for installation of control joint in finished assembly. c. Extend jamb studs through suspended ceilings and attach to underside of overhead structure. 3. Other Framed Openings: Frame openings other than door openings the same as required for door openings unless otherwise indicated. Install framing below sills of openings to match framing required above door heads. 4. Fire-Resistance-Rated Partitions: Install framing to comply with fire-resistance-rated assembly indicated and support closures and to make partitions continuous from floor to underside of solid structure. a. Firestop Track: Where indicated, install to maintain continuity of fire-resistancerated assembly indicated. 5. Sound-Rated Partitions: Install framing to comply with sound-rated assembly indicated. 6. Curved Partitions: E. Direct Furring: a. Bend track to uniform curve and locate straight lengths so they are tangent to arcs. b. Begin and end each arc with a stud, and space intermediate studs equally along arcs. On straight lengths of no fewer than two studs at ends of arcs, place studs 6 inches o.c. NON-STRUCTURAL METAL FRAMING

10 1. Screw to wood framing. 2. Attach to concrete or masonry with stub nails, screws designed for masonry attachment, or powder-driven fasteners spaced 24 inches o.c. F. Z-Furring Members: 1. Erect insulation vertically and hold in place with Z-furring members spaced 24 inches o.c. 2. Except at exterior corners, securely attach narrow flanges of furring members to wall with concrete stub nails, screws designed for masonry attachment, or powder-driven fasteners spaced 24 inches o.c. 3. At exterior corners, attach wide flange of furring members to wall with short flange extending beyond corner; on adjacent wall surface, screw-attach short flange of furring channel to web of attached channel. At interior corners, space second member no more than 12 inches from corner and cut insulation to fit. G. Installation Tolerance: Install each framing member so fastening surfaces vary not more than 1/8 inch from the plane formed by faces of adjacent framing. 3.3 INSTALLING SUSPENSION SYSTEMS A. Install suspension system components according to spacings indicated, but not greater than spacings required by referenced installation standards for assembly types. B. Isolate suspension systems from building structure where they abut or are penetrated by building structure to prevent transfer of loading imposed by structural movement. C. Suspend hangers from building structure as follows: 1. Install hangers plumb and free from contact with insulation or other objects within ceiling plenum that are not part of supporting structural or suspension system. a. Splay hangers only where required to miss obstructions and offset resulting horizontal forces by bracing, countersplaying, or other equally effective means. 2. Where width of ducts and other construction within ceiling plenum produces hanger spacings that interfere with locations of hangers, install supplemental suspension members and hangers in the form of trapezes or equivalent devices. a. Size supplemental suspension members and hangers to support ceiling loads within performance limits established by referenced installation standards. 3. Wire Hangers: Secure by looping and wire tying, either directly to structures or to inserts, eye screws, or other devices and fasteners that are secure and appropriate for substrate, and in a manner that will not cause hangers to deteriorate or otherwise fail. 4. Flat Hangers: Secure to structure, including intermediate framing members, by attaching to inserts, eye screws, or other devices and fasteners that are secure and appropriate for structure and hanger, and in a manner that will not cause hangers to deteriorate or otherwise fail. 5. Do not attach hangers to steel roof deck. 6. Do not attach hangers to permanent metal forms. Furnish cast-in-place hanger inserts that extend through forms. 7. Do not attach hangers to rolled-in hanger tabs of composite steel floor deck. NON-STRUCTURAL METAL FRAMING

11 8. Do not connect or suspend steel framing from ducts, pipes, or conduit. D. Fire-Resistance-Rated Assemblies: Wire tie furring channels to supports. E. Seismic Bracing: Sway-brace suspension systems with hangers used for support. F. Installation Tolerances: Install suspension systems that are level to within 1/8 inch in 12 feet measured lengthwise on each member that will receive finishes and transversely between parallel members that will receive finishes. END OF SECTION NON-STRUCTURAL METAL FRAMING

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13 SECTION CEMENT PLASTERING PART 1 - GENERAL 1.1 SUMMARY A. Section Includes: 1. Exterior vertical plasterwork (stucco). 2. Exterior horizontal and nonvertical plasterwork (stucco). 3. Interior vertical plasterwork. 4. Interior horizontal and nonvertical plasterwork. 1.2 ACTION SUBMITTALS A. Product Data: For each type of product. B. Samples: For each type of factory-prepared finish coat and for each color and texture specified. PART 2 - PRODUCTS 2.1 PERFORMANCE REQUIREMENTS A. Fire-Resistance Ratings: Where indicated, provide cement plaster assemblies identical to those of assemblies tested for fire resistance according to ASTM E 119 by a qualified testing agency. 2.2 METAL LATH A. Expanded-Metal Lath: ASTM C 847, cold-rolled carbon-steel sheet with ASTM A 653/A 653M, G60 (Z180), hot-dip galvanized-zinc coating. 1. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to the following: a. Alabama Metal Industries Company; a Gibraltar Industries company. b. CEMCO; California Expanded Metal Products Co. c. ClarkDietrich Building Systems. d. MarinoWARE. e. Phillips Manufacturing Co. 2. Diamond-Mesh Lath: Self-furring, 3.4 lb/sq. yd. (1.8 kg/sq. m). CEMENT PLASTERING

14 2.3 ACCESSORIES A. General: Comply with ASTM C 1063, and coordinate depth of trim and accessories with thicknesses and number of plaster coats required. B. Metal Accessories: 1. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to the following: a. Alabama Metal Industries Company; a Gibraltar Industries company. b. CEMCO; California Expanded Metal Products Co. c. ClarkDietrich Building Systems. d. MarinoWARE. e. Phillips Manufacturing Co. 2. Foundation Weep Screed: Fabricated from hot-dip galvanized-steel sheet, ASTM A 653/A 653M, G60 (Z180) zinc coating. 3. Cornerite: Fabricated from metal lath with ASTM A 653/A 653M, G60 (Z180), hot-dip galvanized-zinc coating. 4. External- (Outside-) Corner Reinforcement: Fabricated from metal lath with ASTM A 653/A 653M, G60 (Z180), hot-dip galvanized-zinc coating. 5. Cornerbeads: Fabricated from zinc-coated (galvanized) steel. a. Smallnose cornerbead with expanded flanges; use unless otherwise indicated. b. Smallnose cornerbead with perforated flanges; use on curved corners. c. Smallnose cornerbead with expanded flanges reinforced by perforated stiffening rib; use on columns and for finishing unit masonry corners. d. Bullnose cornerbead, radius 3/4 inch (19 mm) minimum, with expanded flanges; use at locations indicated on Drawings. 6. Casing Beads: Fabricated from zinc-coated (galvanized) steel; square-edged style; with expanded flanges. 7. Control Joints: Fabricated from zinc-coated (galvanized) steel; one-piece-type, folded pair of unperforated screeds in M-shaped configuration; with perforated flanges and removable protective tape on plaster face of control joint. 8. Expansion Joints: Fabricated from zinc-coated (galvanized) steel; folded pair of unperforated screeds in M-shaped configuration; with expanded flanges. 9. Two-Piece Expansion Joints: Fabricated from zinc-coated (galvanized) steel; formed to produce slip-joint and square-edged reveal that is adjustable from 1/4 to 5/8 inch (6 to MISCELLANEOUS MATERIALS A. Water for Mixing and Finishing Plaster: Potable and free of substances capable of affecting plaster set or of damaging plaster, lath, or accessories. CEMENT PLASTERING

15 B. Fiber for Base Coat: Alkaline-resistant glass or polypropylene fibers, 1/2 inch (13 mm) long, free of contaminants, manufactured for use in cement plaster. C. Bonding Compound: ASTM C 932. D. Fasteners for Attaching Metal Lath to Substrates: ASTM C E. Wire: ASTM A 641/A 641M, Class 1 zinc coating, soft temper, not less than inch (1.21- mm) diameter unless otherwise indicated. F. Sound-Attenuation Blankets: ASTM C 665, Type I (blankets without membrane facing) produced by combining thermosetting resins with mineral fibers manufactured from glass, slag wool, or rock wool. 1. Fire-Resistance-Rated Assemblies: Comply with mineral-fiber requirements of assembly. 2.5 PLASTER MATERIALS A. Portland Cement: ASTM C 150/C 150M, Type II. 1. Color for Finish Coats: White. B. Colorants for Job-Mixed Finish Coats: Colorfast mineral pigments that produce finish plaster color to match Architect's sample. C. Lime: ASTM C 206, Type S; or ASTM C 207, Type S. D. Sand Aggregate: ASTM C Color for Job-Mixed Finish Coats: In color matching Architect's sample. E. Perlite Aggregate: ASTM C 35. F. Ready-Mixed Finish-Coat Plaster: Mill-mixed portland cement, aggregates, coloring agents, and proprietary ingredients. 1. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to the following: a. California Stucco Products Corp. b. El Rey Stucco Solutions; a Parex USA, Inc. brand. c. Florida Stucco. d. LaHabra Stucco Solutions; Parex USA. e. Omega Products International, Inc. f. QUIKRETE. g. Shamrock Stucco LLC. h. SonoWall, BASF Corp. CEMENT PLASTERING

16 2. Color: As selected by Architect from manufacturer's full range. G. Acrylic-Based Finish Coatings: Factory-mixed acrylic-emulsion coating systems formulated with colorfast mineral pigments and fine aggregates; for use over cement plaster base coats. Include manufacturer's recommended primers and sealing topcoats for acrylic-based finishes. 1. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to the following: a. California Stucco Products Corp. b. Dryvit Systems, Inc. c. El Rey Stucco Solutions; a Parex USA, Inc. brand. d. Finestone, BASF Corp. e. Master Wall Inc. f. Omega Products International, Inc. g. Senergy, BASF Corp. h. Shamrock Stucco LLC. i. SonoWall, BASF Corp. j. Sto Corp. k. Stuc-O-Flex International, Inc. 2. Color: As selected by Architect from manufacturer's full range. 2.6 PLASTER MIXES A. General: Comply with ASTM C 926 for applications indicated. 1. Fiber Content: Add fiber to base-coat mixes after ingredients have mixed at least two minutes. Comply with fiber manufacturer's written instructions for fiber quantities in mixes, but do not exceed 1 lb of fiber/cu. yd. (0.6 kg of fiber/cu. m) of cementitious materials. B. Base-Coat Mixes for Use over Metal Lath: Scratch and brown coats for three-coat plasterwork as follows: 1. Portland Cement Mixes: a. Scratch Coat: For cementitious material, mix 1 part portland cement and 3/4 to 1-1/2 parts lime. Use 2-1/2 to 4 parts aggregate per part of cementitious material. b. Brown Coat: For cementitious material, mix 1 part portland cement and 3/4 to 1-1/2 parts lime. Use 3 to 5 parts aggregate per part of cementitious material, but not less than volume of aggregate used in scratch coat. 2. Masonry Cement Mixes: a. Scratch Coat: Mix 1 part masonry cement and 2-1/2 to 4 parts aggregate. CEMENT PLASTERING

17 b. Brown Coat: Mix 1 part masonry cement and 3 to 5 parts aggregate, but not less than volume of aggregate used in scratch coat. 3. Portland and Masonry Cement Mixes: a. Scratch Coat: For cementitious material, mix 1 part portland cement and 1 part masonry cement. Use 2-1/2 to 4 parts aggregate per part of cementitious material. b. Brown Coat: For cementitious material, mix 1 part portland cement and 1 part masonry cement. Use 3 to 5 parts aggregate per part of cementitious material, but not less than volume of aggregate used in scratch coat. 4. Plastic Cement Mixes: a. Scratch Coat: Mix 1 part plastic cement and 2-1/2 to 4 parts aggregate. b. Brown Coat: Mix 1 part plastic cement and 3 to 5 parts aggregate, but not less than volume of aggregate used in scratch coat. 5. Portland and Plastic Cement Mixes: a. Scratch Coat: For cementitious material, mix 1 part plastic cement and 1 part portland cement. Use 2-1/2 to 4 parts aggregate per part of cementitious material. b. Brown Coat: For cementitious material, mix 1 part plastic cement and 1 part portland cement. Use 3 to 5 parts aggregate per part of cementitious material, but not less than volume of aggregate used in scratch coat. C. Base-Coat Mixes for Use over Concrete: Single base (scratch) coat for two-coat plasterwork on low-absorption plaster bases as follows: 1. Portland Cement Mix: For cementitious material, mix 1 part portland cement and 0 to 3/4 part lime. Use 2-1/2 to 4 parts aggregate per part of cementitious material. 2. Portland and Masonry Cement Mix: For cementitious material, mix 1 part portland cement and 1 part masonry cement. Use 2-1/2 to 4 parts aggregate per part of cementitious material. 3. Plastic Cement Mix: Use 1 part plastic cement and 2-1/2 to 4 parts aggregate. D. Base-Coat Mixes for Use over Concrete: Single base (scratch) coat for two-coat plasterwork on high-absorption plaster bases as follows: 1. Portland Cement Mix: For cementitious material, mix 1 part portland cement and 3/4 to 1-1/2 parts lime. Use 2-1/2 to 4 parts aggregate per part of cementitious material. 2. Masonry Cement Mix: Use 1 part masonry cement and 2-1/2 to 4 parts aggregate. 3. Portland and Masonry Cement Mix: For cementitious material, mix 1 part portland cement and 1 part masonry cement. Use 2-1/2 to 4 parts aggregate per part of cementitious material. 4. Plastic Cement Mix: Use 1 part plastic cement and 2-1/2 to 4 parts aggregate. E. Job-Mixed Finish-Coat Mixes: CEMENT PLASTERING

18 1. Portland Cement Mix: For cementitious materials, mix 1 part portland cement and 3/4 to 1-1/2 parts lime. Use 1-1/2 to 3 parts aggregate per part of cementitious material. 2. Masonry Cement Mix: Use 1 part masonry cement and 1-1/2 to 3 parts aggregate. 3. Portland and Masonry Cement Mix: For cementitious materials, mix 1 part portland cement and 1 part masonry cement. Use 1-1/2 to 3 parts aggregate per part of cementitious material. 4. Plastic Cement Mix: Use 1 part plastic cement and 1-1/2 to 3 parts aggregate. F. Factory-Prepared Finish-Coat Mixes: For ready-mixed finish-coat plasters, comply with manufacturer's written instructions. PART 3 - EXECUTION 3.1 INSTALLATION, GENERAL A. Prepare smooth, solid substrates for plaster according to ASTM C 926. B. Fire-Resistance-Rated Assemblies: Install components according to requirements for design designations from listing organization and publication indicated on Drawings. C. Sound-Attenuation Blankets: Where required, install blankets before installing lath unless blankets are readily installed after lath has been installed on one side. 3.2 INSTALLING METAL LATH A. Metal Lath: Install according to ASTM C INSTALLING ACCESSORIES A. Install according to ASTM C 1063 and at locations indicated on Drawings. B. Reinforcement for External (Outside) Corners: 1. Install cornerbead at exterior locations. 2. Install cornerbead at interior locations. C. Control Joints: Locate as indicated on Drawings. 3.4 PLASTER APPLICATION A. General: Comply with ASTM C 926. B. Bonding Compound: Apply on concrete substrates for direct application of plaster. CEMENT PLASTERING

19 C. Walls; Base-Coat Mixes for Use over Metal Lath: For scratch and brown coats, for three-coat plasterwork with 3/8-inch (19-mm) total thickness, as follows: 1. Portland cement mixes. 2. Masonry cement mixes. 3. Portland and masonry cement mixes. D. Ceilings; Base-Coat Mixes for Use over Metal Lath: For scratch and brown coats, for three-coat plasterwork and having 3/8-inch (19-mm) total thickness for metal lath on concrete, as follows: 1. Portland cement mixes. E. Walls; Base-Coat Mix: For base (scratch) coat, for two-coat plasterwork and having 1/4-inch (6- mm) thickness on concrete, as follows: 1. Portland cement mix. F. Ceilings; Base-Coat Mix: For base (scratch) coat, for two-coat plasterwork and having 1/4-inch (6-mm) thickness on concrete, as follows: 1. Portland cement mix. G. Plaster Finish Coats: Apply to match Architect's sample. H. Acrylic-Based Finish Coatings: Apply coating system, including primers, finish coats, and sealing topcoats, according to manufacturer's written instructions. I. Concealed Exterior Plasterwork: Where plaster application is used as a base for adhered finishes, omit finish coat. J. Concealed Interior Plasterwork: 1. Where plaster application is concealed behind built-in cabinets, similar furnishings, and equipment, apply finish coat. 2. Where plaster application is concealed above suspended ceilings and in similar locations, omit finish coat. 3. Where plaster application is used as a base for adhesive application of tile and similar finishes, omit finish coat. 3.5 PLASTER REPAIRS A. Repair or replace work to eliminate cracks, dents, blisters, buckles, crazing and check cracking, dry outs, efflorescence, sweat outs, and similar defects and where bond to substrate has failed. END OF SECTION CEMENT PLASTERING

20 SECTION GYPSUM BOARD PART 1 - GENERAL 1.1 SUMMARY A. Section Includes: 1. Interior gypsum board. 2. Exterior gypsum board (and soffits). 3. Tile backing panels. 4. Shaft lining panels. 1.2 ACTION SUBMITTALS A. Product Data: For each type of product. PART 2 - PRODUCTS 2.1 PERFORMANCE REQUIREMENTS A. Fire-Resistance-Rated Assemblies: For fire-resistance-rated assemblies, provide materials and construction identical to those tested in assembly indicated according to ASTM E 119 by an independent testing agency. B. STC-Rated Assemblies: For STC-rated assemblies, provide materials and construction identical to those tested in assembly indicated according to ASTM E 90 and classified according to ASTM E 413 by an independent testing agency. 2.2 GYPSUM BOARD, GENERAL A. Recycled Content of Gypsum Panel Products: Postconsumer recycled content plus one-half of preconsumer recycled content not less than 10 percent by weight. B. Size: Provide maximum lengths and widths available that will minimize joints in each area and that correspond with support system indicated. 2.3 INTERIOR GYPSUM BOARD A. Manufacturers: Subject to compliance with requirements, provide products by the following: 1. American Gypsum. 2. CertainTeed Corp. 3. Georgia-Pacific Gypsum LLC. GYPSUM BOARD

21 4. Lafarge North America Inc. 5. National Gypsum Company. 6. PABCO Gypsum. 7. Temple-Inland. 8. USG Corporation. B. Regular Type: 1. Thickness: 5/8 inch. 2. Long Edges: Tapered. C. Type X: 1. Thickness: 5/8 inch. 2. Long Edges: Tapered. D. Gypsum Ceiling Board: ASTM C 1396/C 1396M. Manufactured to have more sag resistance than regular-type gypsum board. 1. Thickness: 5/8 inch. 2. Long Edges: Tapered. E. Moisture- and Mold-Resistant Type: ASTM C 1396/C 1396M. With moisture- and moldresistant core and surfaces. 1. Core: 5/8 inch, Type X. 2. Long Edges: Tapered. 2.4 SPECIALTY GYPSUM BOARD A. Gypsum Board, Type C: ASTM C 1396/C 1396M. Manufactured to have increased fire-resistive capability. 1. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to the following: a. American Gypsum. b. CertainTeed Corporation. c. Continental Building Products, LLC. d. Georgia-Pacific Building Products. 2. Thickness: As required by fire-resistance-rated assembly indicated on Drawings. 3. Long Edges: Tapered. 2.5 EXTERIOR GYPSUM BOARD FOR CEILINGS AND SOFFITS A. Exterior Gypsum Soffit Board: ASTM C 1396/C 1396M, with manufacturer's standard edges. GYPSUM BOARD

22 1. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to the following: a. American Gypsum. b. CertainTeed Corporation. c. Continental Building Products, LLC. d. Georgia-Pacific Building Products. 2. National Gypsum Company.Core: As indicated. B. Glass-Mat Gypsum Sheathing Board: ASTM C 1177/C 1177M, with fiberglass mat laminated to both sides and with manufacturer's standard edges. 1. Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. American Gypsum. b. Continental Building Products, LLC. c. Georgia-Pacific Building Products. d. National Gypsum Company. 2. Core: As indicated. 2.6 TILE BACKING PANELS A. Glass-Mat, Water-Resistant Backing Board: ASTM C 1178/C 1178M, with manufacturer's standard edges. 1. Products: Subject to compliance with requirements, provide one of the following: a. CertainTeed Corp.; GlasRoc Tile Backer. b. Georgia-Pacific Gypsum LLC; DensShield Tile Backer. 2. Core: 5/8 inch, Type X. 3. Mold Resistance: ASTM D 3273, score of 10 as rated according to ASTM D SHAFT LINING PANELS A. Type X (Fire-Shield or equal): 1. Thickness: 1 inch. 2.8 TRIM ACCESSORIES A. Interior Trim: ASTM C Material: Galvanized or aluminum-coated steel sheet, rolled zinc, plastic, or paper-faced galvanized steel sheet. 2. Shapes: GYPSUM BOARD

23 a. Cornerbead. b. LC-Bead: J-shaped; exposed long flange receives joint compound. c. L-Bead: L-shaped; exposed long flange receives joint compound. d. F-Bead: F-shaped; exposed long flange receives joint compound. e. Expansion (control) joint. B. Aluminum Trim: ASTM B 221 (ASTM B 221M), Alloy 6063-T5. C. Exterior Trim: ASTM C Material: Hot-dip galvanized-steel sheet, plastic, or rolled zinc. 2. Shapes: a. Cornerbead. b. LC-Bead: J-shaped; exposed long flange receives joint compound. c. Expansion (Control) Joint: One-piece, rolled zinc with V-shaped slot and removable strip covering slot opening. 2.9 JOINT TREATMENT MATERIALS A. General: Comply with ASTM C 475/C 475M. B. Joint Tape: 1. Interior Gypsum Board: Paper. 2. Exterior Gypsum Soffit Board: Paper. 3. Glass-Mat Gypsum Sheathing Board: 10-by-10 glass mesh. 4. Tile Backing Panels: As recommended by panel manufacturer. C. Joint Compound for Interior Gypsum Board: For each coat use formulation that is compatible with other compounds applied on previous or for successive coats. 1. Prefilling: At open joints, rounded or beveled panel edges, and damaged surface areas, use setting-type taping compound. 2. Embedding and First Coat: For embedding tape and first coat on joints, fasteners, and trim flanges, use setting-type taping compound. a. Use setting-type compound for installing paper-faced metal trim accessories. 3. Fill Coat: For second coat, use drying-type, all-purpose compound. 4. Finish Coat: For third coat, use drying-type, all-purpose compound. 5. Skim Coat: For final coat of Level 5 finish, use high-build interior coating product designed for application by airless sprayer and to be used instead of skim coat to produce Level 5 finish. D. Joint Compound for Exterior Applications: 1. Exterior Gypsum Soffit Board: Use setting-type taping compound and setting-type, sandable topping compound. 2. Glass-Mat Gypsum Sheathing Board: As recommended by sheathing board manufacturer. GYPSUM BOARD

24 E. Joint Compound for Tile Backing Panels: 1. Glass-Mat, Water-Resistant Backing Panel: As recommended by backing panel manufacturer. 2. Cementitious Backer Units: As recommended by backer unit manufacturer AUXILIARY MATERIALS A. Laminating Adhesive: Adhesive or joint compound recommended for directly adhering gypsum panels to continuous substrate. 1. Laminating adhesive shall comply with the testing and product requirements of the California Department of Health Services' "Standard Practice for the Testing of Volatile Organic Emissions from Various Sources Using Small-Scale Environmental Chambers." B. Steel Drill Screws: ASTM C 1002, unless otherwise indicated. 1. Use screws complying with ASTM C 954 for fastening panels to steel members from to inch (0.84 to 2.84 mm) thick. 2. For fastening cementitious backer units, use screws of type and size recommended by panel manufacturer. C. Sound Attenuation Blankets: ASTM C 665, Type I (blankets without membrane facing) produced by combining thermosetting resins with mineral fibers manufactured from glass, slag wool, or rock wool.. 1. Recycled Content of Blankets: Postconsumer recycled content plus one-half of preconsumer recycled content not less than 55 (fifty five) percent. 2. Fire-Resistance-Rated Assemblies: Comply with mineral-fiber requirements of assembly. D. Acoustical Joint Sealant: ASTM C 834. Product effectively reduces airborne sound transmission through perimeter joints and openings as demonstrated by testing according to ASTM E Products: Subject to compliance with requirements, provide one of the following: a. Accumetric LLC; BOSS 824 Acoustical Sound Sealant. b. Grabber Construction Products; Acoustical Sealant GSC. c. Pecora Corporation; AC-20 FTR. d. Specified Technologies, Inc.; Smoke N Sound Acoustical Sealant. e. USG Corporation; SHEETROCK Acoustical Sealant. 2. Acoustical joint sealant shall comply with the testing and product requirements of the California Department of Health Services' "Standard Practice for the Testing of Volatile Organic Emissions from Various Sources Using Small-Scale Environmental Chambers." E. Thermal Insulation: As specified in Section "Thermal Insulation." F. Vapor Retarder: As specified in Section "Thermal Insulation." GYPSUM BOARD

25 PART 3 - EXECUTION 3.1 APPLYING AND FINISHING PANELS A. Comply with ASTM C 840. B. Examine panels before installation. Reject panels that are wet, moisture damaged, and mold damaged. C. Isolate perimeter of gypsum board applied to non-load-bearing partitions at structural abutments, except floors. Provide 1/4- to 1/2-inch- (6.4- to 12.7-mm-) wide spaces at these locations and trim edges with edge trim where edges of panels are exposed. Seal joints between edges and abutting structural surfaces with acoustical sealant. D. Install trim with back flanges intended for fasteners, attach to framing with same fasteners used for panels. Otherwise, attach trim according to manufacturer's written instructions. 1. Aluminum Trim: Install in locations indicated on Drawings. 2. Control Joints: Install control joints at locations indicated on Drawings and according to ASTM C 840 and in specific locations approved by Architect for visual effect. E. Prefill open joints and damaged surface areas. F. Apply joint tape over gypsum board joints, except for trim products specifically indicated as not intended to receive tape. G. Gypsum Board Finish Levels: Finish panels to levels indicated below and according to ASTM C 840: 1. Level 1: Ceiling plenum areas, concealed areas, and where indicated. 2. Level 3: Storage areas and where indicated. 3. Level 4: At all exposed wall surfaces. a. Primer and its application to surfaces are specified in other Division 09 Sections. 4. Knock Down Finish: At ceiling locations. 5. Level 5: Where indicated on Drawings. a. Primer and its application to surfaces are specified in Section "Interior Painting." H. Glass-Mat, Water-Resistant Backing Panels: Finish according to manufacturer's written instructions. I. Protect adjacent surfaces from drywall compound and texture finishes and promptly remove from floors and other non-drywall surfaces. Repair surfaces stained, marred, or otherwise damaged during drywall application. J. Remove and replace panels that are wet, moisture damaged, and mold damaged. END OF SECTION GYPSUM BOARD

26 SECTION WET AREAS TILE AND STONE PART 1 GENERAL 1.1 SECTION INCLUDES 1.2 A. Epoxy Grout for tile and stone (granite tile surrounds). B. Tile setting mortars and adhesives. C. Waterproofing membrane for tile 1.3 REFERENCES A. ANSI A108 Series/A118 Series - American National Standards for Installation of Ceramic Tile. B. ANSI A American National Standard for Organic Adhesives for Installation of Ceramic Tile. C. ASTM C Standard Specification for Aggregate for Masonry Mortar. D. ASTM C Standard Specification for Portland Cement. E. TCA (HB) - Handbook for Ceramic Tile Installation; Tile Council of America. F. ISO International Standards Organization; classification for Grout and Adhesives. 1.4 SUBMITTALS A. Submit under provisions of Section B. Product Data: Manufacturer's technical information for each product specified. C. Samples: Color charts for selection of grout. D. Installation Instructions: Manufacturer's printed instructions for each product. 1.5 QUALITY ASSURANCE A. To ensure warranty requirements and compatibility of products; please provide all tile grout, setting materials, additives, accessories, and factory-prepared dry-set mortars from the same manufacturer. B. Installer Qualifications: WET AREAS TILE AND STONE

27 1. Installer is a five-star member of the National Tile Contractors Association or a Trowel of Excellence member of the Tile Contractors' Association of America 2. Installer's supervisor for the Project holds the International Masonry Institute s Foreman Certification. 3. Installer employs Ceramic Tile Education Foundation Certified Installers or installers recognized by the U.S. Department of Labor as Journeyman Tile Layer. 1.6 DELIVERY, STORAGE AND HANDLING A. Deliver and store packaged materials in original containers with seals unbroken and labels intact until time of use. Prevent damage or contamination to materials by water, freezing, foreign matter or other causes. B. Do not use frozen materials unless specifically allowed by manufacturer. C. Deliver and store materials on site at least 24 hours before work begins. D. Provide heated and dry storage facilities on site. 1.7 PRE INSTALLATION CONFERENCE A. Convene one week prior to commencing work of this section. B. Require attendance of installation material manufacturer, tile supplier, tile installer and installers of related work. Review installation procedures and coordination required with related work. C. Meeting agenda includes but is not limited to: a. Tile and installation material compatibility. b. Grouting procedure. c. Maintenance and cleaning products and methods. d. Surface Preparation. 1.8 PROJECT CONDITIONS A. Maintain environmental conditions and protect work during and after installation to comply with referenced standards and manufacturer's printed recommendations. B. Vent temporary heaters to exterior to prevent damage to tilework from carbon dioxide build-up. C. Maintain temperatures at not less than 50 deg F (10 deg C) in tiled areas during installation and for 7 days after completion, unless higher temperatures are required by referenced installation standards or manufacturer's written instructions. 1.9 ENVIRONMENTAL REQUIREMENTS A.Comply with requirements of referenced standards and recommendations of material manufacturers for environmental conditions before, during, and after installation. B.For interior applications: WET AREAS TILE AND STONE

28 1. Do not begin installation until building is completely enclosed and HVAC system is operating and maintaining temperature and humidity conditions consistent with "after occupancy" conditions for a minimum of 2 weeks. 2. Maintain continuous and uniform building temperatures of not less than 10 C (50 F) during installation. 3. Ventilate spaces receiving tile in accordance with material manufacturer s instructions. PART 2 PRODUCTS TILE IS OWNER PROVIDED CONTRCTOR INSTALLED. 2.1 MANUFACTURERS A. Basis of Design Manufacturer: MAPEI Americas U.S.A., 1144 E. Newport Center Rd., Deerfield Beach, FL 33442; ASD. Toll Free Tel: MAPEI; Tel: ; Fax: ; bwilde@mapei.com; Web: B. Daltile C. American Olean 2.2 GROUT MATERIALS 2.3 MIXES A. Epoxy Grout: 100 percent solids, water cleanable, complying with ANSI A118.3 and ISO RG; 1. Color: architect to specify A. Proportion and mix materials in accordance with manufacturer's most current written instructions and applicable ANSI standards. 2.4 MORTAR MATERIALS A. Cement mortar for thick-set for large and heavy tile applications complying with ANSI A108.1A; Follow TCNA 2.5 WATERPROOF MEMBRANE A. Premium Latex Based Waterproofing and Crack Isolation Membrane; fast setting, flexible, thin, load-bearing, waterproofing membrane system consisting of a premixed, quick-drying liquid latex, for installation under ceramic tile complying with ANSI A and ANSI A118.12; and having IAPMO certification as a shower pan liner. WET AREAS TILE AND STONE

29 PART 3 EXECUTION 3.1 EXAMINATION A. Examine surfaces to receive tilework and conditions under which tile will be installed. B. Do not proceed with tilework until surfaces and conditions comply with requirements indicated in reference tile installation standard and manufacturer's printed instructions. C. Installation of flooring materials indicates the acceptance of substrate. 3.2 INSTALLATION A. Install tile in accordance with manufacturer's printed instructions and the applicable requirements of ANSI A108 Series for the materials being used. B. Install tile using TCNA methods specified on the drawings. C. Install expansion and control joints in accordance with TCNA method EJ GROUTING A. Grout joints in accordance with manufacturer's instructions and ANSI A B. Clean sanding water, dust, and foreign substances from joints to be grouted. C. Clean and dry tile surfaces. D. After grouting, remove all grout residue promptly. 3.4 PROTECTION A. Floors: Protect from all traffic for at least 72 hours after installation. 1. Do not step on floor for at least 24 hours; if traffic is unavoidable after that, use plywood stepping boards. 2. Protect from heavy traffic for at least 7 days after installation. 3. When fast-setting materials are used to allow faster occupancy, comply with the manufacturer's recommendations. B. Walls: Protect from impact, vibration and heavy hammering on adjacent and opposite walls for at least 14 days after installation, unless manufacturer's instructions allow a shorter period. C. Protect from food products and chemicals which can cause staining for at least 14 days. D. Protect from freezing and total water immersion for at least 21 days after installation. END OF SECTION WET AREAS TILE AND STONE