Attachment 20 - Section 107300 SPECS 20210816.pdf

SECTION 10 73 00

PROTECTIVE COVERS

PART 1 GENERAL

1.1 SECTION INCLUDES

A. Pre-engineered, pre-finished extruded aluminum walkway covers.

B. Pre-engineered, pre-finished extruded aluminum canopies.

1.2 RELATED SECTIONS

A. Section 03 10 00 - Concrete Forms and Accessories.

B. Section 03 30 01 – Cast In Place Concrete.

1.3 REFERENCES

A. American Architectural Manufacturers Association (AAMA):

1. AAMA 603 - Voluntary Performance Requirements and Test Procedures for Pigmented Organic Coatings on Extruded Aluminum.

2. AAMA 605 - Voluntary Specification for High Performance Organic Coatings on Architectural Extrusions and Panels.

3. AAMA 607.1 - Voluntary Guide Specification and Inspection Methods for Clear Anodic Finishes for Architectural Aluminum.

4. AAMA 608.1 - Voluntary Guide Specification and Inspection Methods for Electrolytically Deposited Color Anodic Finishes for Architectural Aluminum.

1.4 DESIGN REQUIREMENTS

A. Columns, Beams, Deck, and Trim: Aluminum extrusions.

B. Structural Framing: Interlocking deck sections secured by screws.

1. Heli-arc welded, one-piece rigid bents.

2. Mechanically fastened bents using internally concealed bolted connections.

C. Canopy: Self-draining from deck through bents to discharge point at ground level or as otherwise shown.

D. Building Code: IBC 2018

E. Design Loads:

1. Comply with Building Code for site location.

2. Collateral Loads: Additional loads imposed by other materials or systems identified in contract documents.

F. Structural Design: Prepare complete structural design calculations for canopy members including footings.

G. Structural Design: Prepare complete structural design calculations for canopy members except footings. Provide reactions as required for footing design by a registered professional engineer.

1.5 SUBMITTALS

A. Submit under provisions of the Statement of Work.

B. Product Data: Manufacturer's catalog data, detail sheets, and specifications.

C. Shop Drawings: Layout and erection drawings showing roof framing, deck panels, cross sections, and trim details, clearly indicating proper assembly.

D. Samples: Color selection samples consisting of actual coating material or anodizing process on aluminum extrusions.

E. Quality Assurance/Control Submittals:

1. Qualifications: Letter certifying manufacturer's required qualifications.

2. Structural Design Calculations.

3. Manufacturer's Installation Instructions.

1.6 QUALITY ASSURANCE

A. Overall Standard: Structural engineering design documents stamped by a structural engineer registered to practice in Mississippi.

B. Manufacturer Qualifications: Minimum five years experience in producing covers/canopies with welded bents and of the type specified.

C. Installer Qualifications: Minimum two years experience in erecting covers/canopies of the type specified.

1.7 DELIVERY, STORAGE, AND HANDLING

A. Follow manufacturer's instructions.

PART 2 PRODUCTS

2.1 MANUFACTURERS, OR APPROVED EQUAL

A. Acceptable Manufacturer: Perfection Architectural Systems, Inc., 2310 Mercator

Drive Orlando, FL 32807; ASD. Tel: (800) 238-7207, Fax: (407) 671-8252. Or Equal.

B. Provide all protective covers from a single manufacturer.

2.2 MATERIALS

A. Aluminum Extrusions: 6063 alloy, T-6 temper.

B. Grout: 1 part portland cement, 3 parts masonry sand; 2,000 pounds per square inch (13.8 MPa) compressive strength.

C. Foam Block-Outs: Rigid foam blocks sized as required for column embedment depth and shape.

2.3 COMPONENTS

A. Columns:

1. Radius-cornered aluminum tubular extrusion as required by structural engineering design.

2. Grout Key: Provide two 1-1/2 inch (38 mm) diameter holes in column base, one each in opposite sides.

3. Provide clear acrylic protection coat on surfaces in contact with grout.

B. Beams: Open top aluminum tubular extrusions.

1. Size: As required by structural engineering design.

C. Deck: Rigid-Roll-Lock extruded aluminum, self-flashing, interlocking sections.

1. Size and Profile: As required by structural engineering design.

2. Provide welded endplate water dams where sections terminate at other than drainage channels.

D. Fascia: Manufacturer's standard extruded aluminum fascia sections as shown on drawings and as required to complete the installation resulting in a neat finished appearance.

1. Include manufacturer's standard extruded aluminum gutters.

E. Flashing: Aluminum sheet, thickness as recommended by manufacturer for specific condition.

2.4 ACCESSORIES

A. Fasteners:

1. Deck Screws: No. 14 by 1 inch (25 mm), self-tapping, Type 18-8 stainless steel with neoprene washers.

2. Trim Screws: No. 10 by 1/2 inch (13 mm), self-tapping, Type 18-8 stainless steel.

3. Trim Rivets: Aluminum, size recommended by manufacturer for specific condition.

4. Other Fasteners: Type 18-8 stainless steel, type recommended by manufacturer for specific condition.

2.5 FABRICATION

A. Shop Assembly: Fabricate cross beams and columns into one-piece rigid bents with corners mitered and heli-arc welded to the extent that completed bents can be shipped on local, state, and federal highways without special permit. Provide bolted connections for bents required to be shipped unassembled.

B. Shop Assembly: Fabricate cross beams and columns for field assembled bolted connections.

2.6 FINISHES

A. Bents:

1. Bronze Anodized: AA-M-10C-22A-44, Architectural Class I, comply with

AAMA 608.1.

B. Deck:

C. Fascia/Gutter:

PART 3 EXECUTION

3.1 EXAMINATION

A. Examine footings in which bents will be set. Verify footing locations and elevations comply with shop drawings.

B. Examine building surfaces to which canopy will connect.

C. Coordinate with responsible trade to perform corrective work on unsatisfactory footings or surfaces.

D. Commencement of work by installer is acceptance of existing conditions.

3.2 ERECTION

A. Erect protective covers in accordance with manufacturer's installation instructions.

B. Set bents plumb, straight, and true to line, adequately braced to maintain position until grout has cured.

C. Keep aluminum surfaces from direct contact with ferrous metal or other incompatible materials by applying one coat of clear acrylic coating.

3.3 CLEANING

A. Clean surfaces soiled by work as recommended by manufacturer.

B. Remove surplus materials and debris from the site.

3.4 PROTECTION

A. Protect finished aluminum surfaces from damage due to subsequent construction operations.

END OF SECTION