2-482-11068-Attachment A.pdf

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SECTION 12 93 10 – PRECAST WALLS AND BENCHES

SPECIAL PROVISION 1 (SP-1)

PART 1 GENERAL

1.1 SECTION INCLUDES

A. Products – Manufactured by Landscape Forms Inc.;

1. SF5723-001 – Cove Wall

2. SF5723-002 – Cove Bench

1.2 REFERENCES

A. ASTM Testing Standards:

1. ASTM B 117 – Standard Practice for Operating Salt Spray (Fog) Apparatus.

2. ASTM D 522 – Standard Test Methods for Mandrel Bend Test of Attached Organic

Coatings.

3. ASTM D 523 – Standard Test Method for Specular Gloss.

4. ASTM D 2247 – Standard Practice for Testing Water Resistance of Coatings in 100%

Relative Humidity.

5. ASTM D 3359 – Standard Test Methods for Measuring Adhesion by Tape Test.

6. ASTM D 3363 – Standard Test Method for Film Hardness by Pencil Test.

7. ASTM G 155 – Standard Practice for Operating Xenon Arc Light Apparatus for

Exposure of Non-Metallic Materials.

B. ISO Testing Standards:

1. ISO 1520 – Paints and Varnishes – Cupping Test.

2. ISO 2815 – Paints and Varnishes – Buchholz Indentation Test.

1.3 SUBMITTALS

A. Product Data: Submit manufacturer’s product data, storage and handling requirements and recommendations, installation methods and available colors, styles, patterns and textures.

B. Shop Drawings: Submit manufacturer’s shop drawings, including plans and elevations, indicating overall dimensions.

C. Samples: Submit manufacturer’s samples of materials, finishes, and colors.

D. Warranty: Manufacturer’s standard warranty.

E. Structural Stamp: Structural stamp to be provided by an engineer licensed in the state of where the structure will be located.

F. Footing Design: Footing design to be provided by an engineer licensed in the country where the structure will be located.

1.4 QUALITY ASSURANCE

A. Manufacturer’s Qualifications: Manufacturer regularly engaged in manufacture of site furnishings since 1969.

1. Provide 5 similar reference projects with direct contact information.

B. Product Support: Products are supported with complete engineering drawings.

C. Base Worth: An installed base of products worth in excess of four hundred million dollars.

D. Assets: Excess of twenty million dollars in assets.

tkellams Text Box Attachment A

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E. Insurance: Liability insurance coverage of two million dollars F. Manufacturing Lead Time: Manufacturing lead time will be determined at time of order.

G. Facility Operator: Welders and machine operators are certified for all AWS & ASTM standards that apply.

1.5 DELIVERY, STORAGE, AND HANDLING

A. Delivery: Deliver materials to site in manufacturer’s original, unopened containers and packaging, with labels clearly identifying product name and manufacturer.

B. Storage: Store materials in clean, dry area in accordance with manufacturer’s instructions.

Keep materials in manufacturer’s original, unopened containers and packaging until installation.

C. Handling: Protect materials and finish during handling and installation to prevent damage.

D. Process Tooling Storage: Store any and all tooling, fixtures, process plans & project files for minimum 10 years after last project phase is complete.

1.6 WARRANTY

A. Warranty Information:

-Products will be free from defects in material and/or workmanship for a period of three years from the date of invoice.

-The warranty does not apply to damage resulting from accident, alteration, misuse, tampering, negligence, or abuse.

-Product, at the option of manufacturer, repair, replace, or refund the purchase price of any items found defective upon inspection by an authorized service representative.

-Purchasers should be aware that normal use of these high quality products can result in superficial damage affecting the finish. Scratches, nicks, and dents are to be considered normal wear and tear, and are not the responsibility of the manufacturer.

PART 2 PRODUCTS

2.1 MANUFACTURER

A. Landscape Forms, Inc., 7800 East Michigan Avenue, Kalamazoo, Michigan 49048.

Contact: Stacy Ernst – 816-444-4376 – Stacye@landscapeforms.com

Jarred Beall – 269-276-4506 – Jarredb@landscapeforms.com

B. Or Equal – The or equal manufacturer needs to be approved by the Landscape Architect and the City of Wichita before submitting final bids. If the Landscape Architect or the City of Wichita does not approve the substituted manufacturer before bid date, then the bid will be null and void.

2.2 PRODUCTS

A. Crystal Prairie Lake Park – Cove Wall and Cove Bench.

B. Style:

1. SF5723-001 – Cove Wall

-Dimensions: Per drawings

2. SF5723-002 – Cove Bench

-Dimensions: Per drawings

C. Mounting:

1. SF5723-001 – Cove Wall: Surface mounted

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2. SF5723-002 – Cove Bench: Surface mounted

2.3 MATERIAL

A. SF5723-001 – Cove Wall

1. Retaining Wall: Architectural Precast

2. Clay Bars: By others

A. SF5723-002 – Cove Bench

1. Seat: Architectural Precast

2. Frame: A36 Carbon Steel

3. Hardware: 18-8 Stainless Steel

2.4 RECYCLED CONTENT

A. Product:

-Recycled Material Content: Minimum 65 percent.

-Post-Consumer Material Content: Minimum 50 percent.

-Pre-Consumer Material Content: Minimum 15 percent.

-Recyclable: 100 percent.

2.5 FABRICATION

A. Shop fabricated precast walls and precast benches.

1. No welding, painting, cutting on site. This is manufactured in a controlled environment and will be assembled with bolt connections.

2.6 FINISHES

A. Finish on Metal: Landscape Forms, Inc. “Pangard II”.

1. Primer: Rust inhibitor.

2. Topcoat: Thermosetting TGIC polyester powder coat. UV, chip, and flake resistant.

3. Test Results: “Pangard II”.

a. Gloss Consistency, Gardner 60 Degrees, ASTM D 523: Plus or minus 5 percent from standard.

b. UV Resistance, Color and Gloss, ASTM G 155, Cycle 7: Delta E less than 2 at 2.0 mils and less than 20 percent loss.

c. Cross-Hatch Adhesion, ASTM D 3359, Method B: 100 percent pass.

d. Flexibility Test, Mandrel, ASTM D 522: 3 mm at 2 mils.

e. Erichsen Cupping, ISO 1520: 8 mm.

f. Impression Hardness, Buchholz, ISO 2815: 95.

g. Impact Test, ASTM D 2794: 60 inch-pounds at 2.5 mils.

h. Pencil Hardness, ASTM D 3363: 2H minimum.

i. Corrosion Resistance, 1,500-Hour Test, ASTM B 117: Max undercutting

1 mm.

j. Humidity Resistance, 1,500-Hour Test, ASTM D 2247: Max blisters 1 mm.

4. Color: Nutmeg

B. Precast Cove Wall Finish:

1. Fitzgerald Formliners 17998 Bushhammer Formliner at non-backfilled exposed surfaces.

2. Color: Integral Color, TBD

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3. Ensure Exposed-To –View Finish Surfaces Are Uniform In Color And Appearance.

C. Precast Cove Bench Finish:

1. Acid Etch or Sandblast Finish

2. Color: Standard Grey

3. Ensure Exposed-To –View Finish Surfaces Are Uniform In Color And Appearance.

2.7 ARCHITECTURAL PRECAST CONCRETE QUALITY CONTROL

A. Precast element shall be constructed of reinforced precast concrete and manufactured in climate-controlled environment suitable for such work

B. Provide testing and analysis of concrete mix in accordance with CAN/CSA-A23.1/A23.2

C. Ultimate 28 day compressive strength fc' shall not be less than 35MPa

D. Stripping compressive strength shall not be less than 10MPa

E. Durability shall be class of exposure F2

F. Maximum aggregate size of 5/8”.

G. Maximum water/cement ratio of 0.45

H. Air entrainment of 5-7%

I. Reinforcing steel shall be deformed steel bars having a minimum yield strength of 400MPa conforming to CSA G30.18

J. All concrete work shall conform to CSA-A23.1, A23.2, A23.3 and A23.4

K. Min rebar cover as shown on the drawing but must be >1”

PART 3 EXECUTION

3.1 EXAMINATION

A. Examine areas to receive product.

B. Notify Architect of conditions that would adversely affect installation or subsequent use.

C. Do not begin installation until unacceptable conditions are corrected.

3.2 PREPARATION

A. Clean paving and landscape areas thoroughly prior to installation B. Ensure grading is correct according to plans, and ensure solid base for precast units to be set.

3.3 INSTALLATION

A. Install in accordance with manufacturer’s instructions at locations indicated on the Drawings.

B. Install level.

C. Anchor securely in place.

3.4 ADJUSTING

A. Finish Damage: Repair minor damages to finish in accordance with manufacturer’s instructions and as approved by Architect.

B. Component Damage: Remove and replace damaged components that cannot be successfully repaired as determined by Architect.

3.5 CLEANING

A. Clean products promptly after installation in accordance with manufacturer’s instructions.

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B. Do not use harsh cleaning materials or methods that could damage finish.

3.6 PROTECTION

A. Protect installed product to ensure that, except for normal weathering, racks will be without damage or deterioration at time of Substantial Completion.

END OF SECTION