GFRC Artificial Rock Play Structures CSI Section 11 68 13 / Documents

Part 1 – General

  1. Section Includes
    1. Glass fiber reinforced concrete playground fabrications as indicated in the drawings.
  2. Related Sections
    1. Section 02881 – Playground Equipment and Structures
    2. Section 05500 – Metal Fabrications: Supplementary supports for large items.
  3. References
    1. ASTM C 150 – Standard Specifications for Portland Cement; 1999a.
    2. ASTM E 84 – Standard Test Method for Surface Burning Characteristics of Building Materials; 1999.
    3. ASTM G 23 – Standard Practice for Operating Light-Exposure of Nonmetallic Materials; 1996.
    4. ASTM F1487-11 – Standard Consumer Safety Performance Specification for Playground Equipment for Public Use
    5. ASTM F2373-11 – Standard Consumer Safety Performance Specification for Public Use Playground Equipment for Children 6 Months through 23 Months
    6. Consumer Product Safety Council (CPSC) Handbook for Public Playground Safety
  4. Submittals
    1. Submit under provisions of Section 01300.
    2. Product Data: Manufacturer’s data sheets on each product to be used, including dimensions, finishes, storage, and handling requirements and recommendations, and installation recommendations.
    3. Shop Drawings: For custom items, provide drawings showing dimensions, layout, details, and interface with adjacent work; include use zones if critical to proper installation.
    4. Samples: For each custom finish specified, two samples, minimum size 6 inches (150mm) square, representing actual product, color, and patterns.
  5. Quality Assurance
    1. Installer Qualifications: Regularly engaged and experienced in the installation of playground structures certified by International Playground Contractors Association (NPCAI).
  6. Delivery, Storage, and Handling
    1. Transport, lift, and handle units with care, avoiding excessive stress and preventing damage; use appropriate equipment.
    2. Store products in manufacturer’s unopened packaging until ready for installation; store units upright.

Part 2 – Products

  1. Manufacturers
    1. Acceptable Manufacturer: The 4 Kids; 4400 Oneal, Greenville, TX 75401. ASD. Tel: (903) 454-9237. Fax: (903) 454-3642. Email: info@the4kids.com, www.the4kids.com
    2. Substitutions: Not permitted.
    3. Requests for substitutions will be considered in accordance with provisions of Section 01600.
  2. Materials
    1. Glass Fiber Reinforced Concrete Fabrications: High density concrete made of ASTM C 150 Portland cement, crushed stone, silica sand, and polymers reinforced with continuous filament glass fiber mat and structural reinforcing as required; asbestos free.
    2. Color: As selected from manufacturer’s selection.
    3. Color: To match Architect’s sample.
    4. Density: 140pcf (2240 kg/cu m).
    5. Shell Thickness: 1/2” to 2 inch, nominal
    6. Surface Burning Characteristics: Flame spread index of 0, smoke developed index of 5; when tested in accordance with ASTM E 84.
    7. Weather Resistance: No significant loss of strength or change in appearance after 200 hours accelerated weathering conducted in accordance with ASTM G 23.
    8. Compressive Strength: Over 5000 psi (34 MPa).

Part 3 – Execution

  1. Examination
    1. Do not begin installation until substrates have been properly constructed.
    2. If substrate preparation is the responsibility of another installer, notify Architect of unsatisfactory preparation before proceeding.
    3. Check field dimensions before beginning installation. If dimensions vary too much from design dimensions for proper installation, notify Architect and wait for instructions before beginning installation.
  2. Preparation
    1. Clean surfaces thoroughly prior to installation.
    2. Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.
    3. Install supplementary, temporary, and permanent supports as required for proper installation.
  3. Installation
    1. Install in accordance with applicable code and manufacturer’s recommendations; shim where necessary.
    2. Patch exposed anchor points to match color and texture of unit.
  4. Protection
    1. Protect installed products until completion of project.
    2. Touch-up, repair, or replace damaged products before Substantial Completion.
    3. Do not allow access until protective ground surfacing is in place, and inspections are complete.
End of Section