SECTION 03 45 13

CEMENTITIOUS STONE WALL PANELS

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PART 1    GENERAL
1.1	SECTION INCLUDES
A.	Cementitious Mortarless Stone Panel System.
B.	Attachment.
C.	Accessories.
1.2	RELATED SECTIONS
A.	Section 03 20 00 - Concrete Reinforcing.
B.	Section 03 30 00 - Cast-in-Place Concrete.
C.	Section 05 40 00 - Cold-Formed Metal Framing.
D.	Section 06 10 00 - Rough Carpentry.
E.	Section 06 11 00 - Wood Framing.
F.	Section 07 21 00 - Thermal Insulation.
G.	Section 07 25 00 - Weather Barriers.
H.	Section 07 62 00 - Sheet Metal Flashing and Trim.
I.	Section 07 92 00 - Joint Sealants.
J.	Section 09 21 16 - Gypsum Board Assemblies.
K.	Section 09 91 13 - Exterior Painting.
1.3	REFERENCES
A.	ASTM International (ASTM):
1.	ASTM B209/B209M - Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate; 2021a.
2.	ASTM C1670/C1670M - Standard Specification for Adhered Manufactured Stone Masonry Veneer Units; 2021b.
3.	ASTM C1354 - Standard Test Method for Strength of Individual Stone Anchorages in Dimension Stone; 2022.
4.	ASTM E84 - Standard Test Method for Surface Burning Characteristics of Building Materials; 2023d.
5.	ASTM E330/E330M - Standard Test Method for Structural Performance of Exterior Windows, Doors, Skylights and Curtain Walls by Uniform Static Air Pressure Difference; 2014 (Reapproved 2021).
6.	ASTM E331 - Standard Test Method for Water Penetration of Exterior Windows, Skylights, Doors, and Curtain Walls by Uniform Static Air Pressure Difference; 2000 (Reapproved 2023).
B.	International Building Code (ICC/IBC):
1.	Current edition adopted by Authority Having Jurisdiction including amendments and supplements.
C.	ICC Evaluation Service:
1.	AC90, Acceptance Criteria for Fiber Cement Siding Used as Exterior Wall Siding; 2020, with Editorial Revision.
2.	Evaluation Report ESR 4787, 2021.
1.4	SUBMITTALS
A.	Submit under provisions of Section 01 30 00, Administrative Requirements.
B.	Product Data:
1.	Manufacturer's data sheets on each product to be used including materials, dimensions, accessories, and fasteners.
2.	Preparation instructions and recommendations.
3.	Storage and handling requirements and recommendations.
4.	Installation methods and instructions.
C.	Samples: Two representative units of each type and size illustrating surface finish, color, and texture.
D.	Shop Drawings: Include details of materials, construction, and finish. Include relationship with adjacent construction.
1.	Indicate layout, panel locations, openings, configuration, and relationship to adjacent materials.
2.	Indicate size, spacing, reinforcement, location of support and attachment components, connection details, types and locations of fasteners.
3.	Indicate necessary provisions for structural and thermal movement between wall panel system and adjacent materials.
4.	Indicate locations and sizes of penetrations through wall panel system.
5.	Erection drawings.
6.	Structural design calculations.
E.	Maintenance Data:
1.	Inspection recommendations.
2.	Maintenance and repair procedures.
3.	Surface cleaning instructions.
F.	Evaluation Report: Submit copy of ICC-ES Evaluation Service Report.
1.	Evaluation Service Report: Show compliance with specified requirements.
G.	Manufacturer's Field Reports: Weekly site inspection reports conducted by manufacturer's qualified installer including photographs to verify acceptable quality of this work.
H.	Manufacturer's Qualification Statement.
I.	Installer's Qualification Statement.
J.	Warranty Documentation: Manufacturer warranty completed in Owner's name and registered with manufacturer.
K.	Warranty Documentation for Rainscreen Assembly: Installer warranty completed in Owner's name and registered with installer.
1.5	QUALITY ASSURANCE
A.	Design Engineer Qualifications: Design system under direct supervision of a Professional Structural Engineer licensed in the location of the Project.
B.	Manufacturer Qualifications: Company specializing in manufacturing products specified in this section with a minimum of ten years documented experience.
C.	Installer Qualifications: Company specializing in performing Work of this section with minimum three years documented experience with projects of similar scope and complexity and approved by manufacturer.
D.	Source Limitations: Provide each type of product from a single manufacturing source to ensure uniformity.
E.	Pre-Installation Conference:
1.	Convene approximately two weeks before scheduled commencement of the Work.
2.	Attendees: Architect, Contractor, Installer, and other related trades.
3.	Agenda to include schedule, responsibilities, critical path items, and approvals.
F.	Mock-Up: Construct mock-up with actual materials for evaluation of substrate preparation, detain trim, and workmanship.
1.	Construct in sufficient time for Architect's review to prevent delays in construction progress.
2.	Locate mock-up as acceptable to Architect and provide temporary foundations and support.
3.	Intent of mock-up is to demonstrate quality of workmanship and visual appearance.
4.	If mock-up is not acceptable, rebuild mock-up until satisfactory results are achieved.
5.	Retain mock-up during construction as a standard for comparison with completed work.
6.	Do not alter or remove mock-up until work is completed or removal is authorized.
1.6	DELIVERY, STORAGE, AND HANDLING
A.	Store and handle in strict compliance with manufacturer's written instructions and recommendations.
B.	Store products under waterproof cover and elevated above grade on a flat surface.
C.	Protect from damage due to weather, excessive temperature, and construction operations.
1.7	PROJECT CONDITIONS
A.	Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's recommended limits.
1.8	WARRANTY
A.	Manufacturer's standard limited warranty against defects in manufacturing.
B.	Installers Warranty: Warrant panels, flashings, sealants, fasteners, and accessories against defective materials and workmanship covering repairs to maintain the Work watertight and weatherproof with normal usage for _____ years.
PART 2    PRODUCTS
2.1	MANUFACTURERS
A.	Acceptable Manufacturer: Silvermine Stone Company, which is located at:<BR />2728 Davey St.<BR />Eau Claire, WI 54703<BR />Tel: 715-835-7595<BR />Fax: 715-830-9549<BR />Email: request info (info@silverminestone.com);Web: https://www.silverminestone.com 
B.	Substitutions: Not permitted.
C.	Requests for substitutions will be considered in accordance with the provisions of Section 01 60 00, Product Requirements.
2.2	PERFORMANCE REQUIREMENTS
A.	Standards Compliance:
1.	ICC-ES AC90, Section 3.1.
2.	ICC-ES Evaluation Service Report ESR-4787.
B.	Dimensions and Tolerances: In accordance with manufacturer's written requirements.
C.	Designed to transfer positive and negative pressure to supporting studs.
D.	Flexural Strength: Greater than 700 psi.
E.	Surface Burning Characteristics:
1.	ASTM E84, Class A.
2.	Flame Spread Index: Less than 10.
3.	Smoke Developed Index: 450 or less.
F.	Water Penetration Resistance:
1.	ASTM E331.
2.	Conduct performance testing to demonstrate water tightness.
3.	No water penetration is allowed.
G.	Weather Resistive Properties:
1.	ASTM C1670.
2.	ICC-ES AC90, Section 3.0.
3.	Compressive Strength: 2880 psi.
4.	Freeze-Thaw Durability: No mass loss.
5.	Water Absorption: 13.88 lb/ft3 or 15.3 percent.
6.	Saturated Density: 104.39 lb/ft3.
H.	Provide flashing to prevent water intrusion behind stone.
2.3	CEMENTITIOUS MORTARLESS STONE PANEL SYSTEM
A.	Mortarless, mechanically attached, manufactured stone veneer.
B.	Basis of Design: Belterra Stone; Silvermine Stone Company; www.silverminestone.com.
1.	Units:
a.	Pillar Stone (HxDxW): 6 x 1.75 x 18 inches (152.40 x 44.45 x 457.20 mm).
b.	Pillar Stone (HxDxW): 6 x 1.75 x 24 inches (152.40 x 44.45 x 609.60 mm).
c.	Flats (HxDxW): 6 x 1.75 x 24 inches (152.40 x 44.45 x 609.60 mm).
d.	Uni-Lock Corners (HxDxW): 6 x 1.75 x 18 inches (152.40 x 44.45 x 457.20 mm).
e.	Uni-Lock Corners (HxDxW): 6 x 1.75 x 24 inches (152.40 x 44.45 x 609.60 mm).
2.	Colors:
a.	Evening Gray.
b.	Dover Cliff.
c.	Dakota Sunset.
d.	Marin Fog.
e.	Monument Valley.
C.	Mid-Century Modern Stone; Silvermine Stone Company; www.silverminestone.com.
1.	Paintable option.
2.	Units:
a.	Flats (HxDxW): 6 x 1.75 x 25.752 inches (152.40 x 44.45 x 654.11 mm).
b.	Uni-Lock Corners (HxDxW): 6 x 1.75 x 7 inches (152.40 x 44.45 x 177.80 mm).
c.	Uni-Lock Corners (HxDxW): 6 x 1.75 x 16 inches (152.40 x 44.45 x 406.40 mm).
3.	Colors:
a.	Graphite.
b.	Rainier.
2.4	ATTACHMENT
A.	Fully threaded, No. 10 pancake head, modified truss wafer head, or washer head screws with major diameter of 0.188 inches (4.78 mm) and a minimum head diameter of 0.44 inches (11.18 mm).
B.	Screw length must be a minimum of 1.5 inches (38.10 mm).
C.	Corrosion resistant carbon steel or stainless steel.
D.	Self-drilling capable through aluminum flashing into wood without pilot holes.
E.	Screws:
1.	Wood Sheathing and Studs:
a.	T71G3040-1GI, 8 to 18 x 1 inch (203.20 to 457.20 x 25.40 mm) Oval Washer Quad, Type AB, 304 SS, JS600.
2.	Concrete:
a.	S28J8056SM, 14 x 1.75 inches (355.60 x 44.45 mm) Truss Socket Hi-Lo Concrete Screw, JS1000 and Bake.
2.5	ACCESSORIES
A.	Sills:
1.	Sloped sill with drip edge.
2.	Honed flat, top with rock face.
3.	Size (LxHxW): 36 x 2.75 x 3.875 inches (914.40 x 69.85 x 98.43 mm).
4.	Colors:
a.	Slate.
b.	Frost.
c.	Sand.
B.	Flat Caps:
1.	Size: 22 inches (558.80 mm).
2.	Size: 28 inches (711.20 mm).
3.	Honed flat, top with rock face.
4.	Colors:
a.	Slate.
b.	Frost.
c.	Sand.
C.	Peaked Cap:
1.	Size: 22 inches (558.80 mm).
2.	Peaked cap, honed peaked top with rock face.
3.	Peaked quad split cap, honed peaked top with rock face.
4.	4-piece system.
5.	Provides: 6 x 6 inches (152.40 x 152.40 mm) post opening.
6.	Colors:
a.	Slate.
b.	Frost.
c.	Sand.
D.	Light Boxes:
1.	Size (WxHxD): 9.25 x 11.25 x 2 inches (234.95 x 285.75 x 50.80 mm).
2.	Opening Size: 4 inches (101.60 mm).
3.	Colors:
a.	Slate.
b.	Frost.
c.	Sand.
E.	Outlet Boxes:
1.	Size (WxHxD):1. 5.375 x 7.125 x 1.75 inches (136.53 x 180.98 x 44.45 mm).
2.	Opening Size: 4.25 x 2.25 inches (107.95 x 57.16 mm).
3.	Colors:
a.	Slate.
b.	Frost.
c.	Sand.
F.	Peaked Cap:
1.	Size (WxHxD):1. 5.375 x 7.125 x 1.75 inches (136.53 x 180.98 x 44.45 mm).
2.	Opening Size: 4.25 x 2.25 inches (107.95 x 57.16 mm).
3.	Colors:
a.	Slate.
b.	Frost.
c.	Sand.
G.	Flashing:
1.	Manufacturer's standard sheet aluminum, finish and color.
2.	Sheet cut in compliance with ASTM B209.
3.	Alloy: 3105.
4.	Temper: H26.
5.	Thickness: 0.016 inches (0.41 mm).
6.	See Section 07 62 00, Sheet Metal Flashing and Trim.
PART 3    EXECUTION
3.1	EXAMINATION AND PREPARATION
A.	Do not begin installation until the substrates have been properly constructed and prepared.
B.	Examine substrate, clean, and repair as required to eliminate conditions detrimental to proper installation.
C.	If substrate preparation is the responsibility of another installer, notify Architect in writing of unsatisfactory preparation before proceeding.
D.	Verify water or weather-resistant barrier is installed.
E.	Inspect products thoroughly prior to installation. Do not install damaged products or products with an irregular finish.
F.	Do commence the Work until unacceptable conditions have been corrected.
G.	Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.
3.2	INSTALLATION
A.	Install system in accordance with ICC-ES ESR 4787, manufacturer's written instructions, approved submittals, and in coordination with adjacent construction.
B.	Install weather resistant barrier. See Section 07 25 00, Weather Barriers.
C.	Sheet Metal Flashing:
1.	Install flashing around wall openings.
2.	Apply self-adhered flashing over nailing flange on vertical edges of wall openings.
3.	Utilize step flashing for vertical transitions and corners of structure.
4.	Install supplemental flashing in accordance with manufacturer's written instructions.
5.	Utilize construction adhesive as approved by manufacturer and in accordance with manufacturer's written instructions.
6.	Install in accordance with wall panel manufacturer's written instructions and as shown on Drawings.
D.	Panels:
1.	Install panels using manufacturer approved attachment system.
2.	Fasten each full veneer unit with a minimum of three screws.
3.	Install screws a minimum of 2 inches (50.80 mm) from each edge of Flashing, at 1 inch (25.40 mm) above concrete.
4.	Install a minimum of one screw through sheathing into center of stud.
5.	Stagger each course of veneer panels a minimum of 4 inches (101.60 mm) relative to the course below.
6.	If veneer panels require cutting in the field, cut in accordance with manufacturer's written instructions.
7.	Install Panels No Less Than:
8.	4 inches (101.60 mm) above the ground.
9.	2 inches (50.80 mm) above paved areas.
10.	1/5 inches (5.08 mm) above exterior walking surfaces supported by the same foundation that supports exterior walls.
E.	Install control and expansion joints as Shown on Drawings.
1.	Vertical Joints: Install at locations and with spacings recommended in writing by wall panel manufacturer.
2.	Horizontal/Compression Joints: Install at locations and with spacings recommended by wall panel manufacturer in writing.
3.	Wood Framed Buildings: At walls of three or more floors high, install a compression joint at each floor.
4.	Steel Framed Buildings: At walls higher than 45 feet (13.7 m) or more than three floors, install compression joint at floor lines, with maximum vertical spacing of 25 feet (7.6 m).
F.	Install electrical fixtures where required.
G.	Conceal fasteners or gaps where required.
H.	After installation, seal joints including, but not limited to, around penetrations, and between wall panels and adjacent construction.
3.3	FIELD QUALITY CONTROL
A.	Field Inspection: Coordinate field inspection in accordance with appropriate sections in Division 01.
B.	Manufacturer's Services: Coordinate manufacturer's services in accordance with appropriate sections in Division 01.
3.4	CLEANING AND PROTECTION
A.	Clean products in accordance with the manufacturer's written recommendations.
B.	Touch-up, repair or replace damaged products prior to Substantial Completion.

END OF SECTION