D-Log Deck Mount Snow Fence Specification Sheet

D-Log Deck Mount Snow Fence Specification Sheet

D-LOG DECK MOUNT SNOW FENCE SPECIFICATION SHEET

SNOW GUARDS

PART 1 GENERAL

1.1 SUMMARY

  1. Section Includes:
  2. Snow Guards for new construction application to be fastened to rafter, purlin, or other structural roof member.
  3. Coordinate with roof installation to assure proper placement of the snow guards.
  1. Related Sections:
  2. Division 01: Administrative, procedural, and temporary work requirements.
  3. Section 07 3113 - Asphalt Shingles.
  4. Section 07 3126 - Slate Shingles.
  5. Section 07 3129 - Wood Shingles.
  6. Section 07 3200 - Roof Tiles.
  7. Section 07 4113 - Metal Roof Panels.
  8. Section 07 6100 - Sheet Metal Roofing.

1.2 REFERENCES

  1. ASTM International (ASTM) (
  2. A36/A36M - Standard Specification for Carbon Structural Steel.
  3. A606/A606M - Standard Specification for Steel, Sheet and Strip, High-Strength, Low-Alloy, Hot-Rolled and Cold-Rolled, with Improved Atmospheric Corrosion Resistance.
  4. B124/B124M - Standard Specification for Copper and Copper Alloy Forging Rod, Bar, and Shapes.
  5. B152 - Standard Specification for Copper Sheet, Strip, Plate and Rolled Bar.
  6. A1011 – Standard Specification for Steel, Sheet and Strip, Hot-Rolled, Carbon, Structural, High-Strength Low-Alloy, High-Strength Low-Alloy with Improved Formability, and Ultra-High Strength.
  7. A588 – Standard Specification for High-Strength Low-Alloy Structural Steel, up to 50 ksi [345 MPa] Minimum Yield Point, with Atmospheric Corrosion Resistance.

1.3 SYSTEM DESCRIPTION

  1. Components
  2. Snow Fence Snow guard system consists of snow guard deck mount bracket designed to accept 6”, 8”, or 10” diameter log.
  1. Design Requirements:
  2. System design: Design snow retention as complete system with all components furnished by same manufacturer.
  3. Accessories and fasteners: Capable of resisting design forces in accordance with applicable Building Code.
  4. Provide engineered system to fail point of all components, framing, decking, fasteners, roofing, and snow guards.

1.4 SUBMITTALS

  1. Submittals for Review:
  2. Shop Drawings: Show locations of snow guards on roof and attachment spacing.
  3. Product Data: Include manufacturer's product data sheets on each product to be used and installation instructions.
  4. Samples:
  5. Individual deck mount snow guard sample.
  6. Color chips showing available colors.
  1. Sustainable Design Submittals:
  2. Recycled Content: Certify percentages of post-consumer and pre-consumer recycled content.
  3. Regional Materials: Certify location of material manufacturer and distance from manufacturer to project site.

1.5 QUALITY ASSURANCE

  1. Installer Qualifications: Minimum 2 years experience in work of this Section.
  1. Recycled Content: Minimum [__] percent recycled [aluminum] [steel] [stainless steel] [copper], with minimum [__] percent classified as post-consumer.

1.6 DELIVERY, STORAGE AND HANDLING

  1. Stack materials to prevent damage and to allow for adequate ventilation.

1.7 WARRANTIES

  1. Furnish manufacturer’s 20 year material components replacement warranty including shipping, covering failed components that do not meet or exceed engineered design loads.

PART 2 PRODUCTS

2.1 MANUFACTURERS

  1. Contract Documents are based on products by TRA Snow and Sun, 1657 South 580 East, American Fork, UT 84003, 800-606-8980, 801-756-8666, Fax 801-756-7891, ,
  1. Substitutions: [Under provisions of Division 01.] [Not permitted.]

2.2 DECK MOUNT SNOW FENCE SNOW GUARDS

  1. Product: (choose one)
  2. D-Log, deck mount, for 6” diameter log rail.
  3. D-Log, deck mount, for 8” diameter log rail.
  4. D-Log, deck mount, for 10” diameter log rail.
  5. Material:
  6. Copper, 1/4 inch (6 mm) thick.
  7. Steel, 1/4 inch (6 mm) thick.
  8. Cor-Ten steel, 16 gage, 1/4 inch (6 mm) thick.
  9. Finish:
  10. Powder Coated.
  11. RAL______.
  12. Best match of roof color from manufacturer’s standard colors.
  13. To be selected/approved by architect (submit samples).
  14. Hot Dipped Galvanized.
  15. Mill Finish.
  16. Electrogalvanized Steel (Paintlock).
  17. Raw steel.

PART 3 EXECUTION

3.1 EXAMINATION

  1. Verify that roofing materials, framing, decking, and fastenings are capable of resisting design forces in accordance with applicable Building Code.

3.2 PREPARATION

  1. Clean areas to receive attachments; remove loose and foreign matter that could interfere with installation or performance.

3.3 INSTALLATION

  1. Install in accordance with manufacturer's instructions and approved Shop Drawings.
  1. Place snow guards level and aligned.
  1. Fasten to supporting construction.

END OF SECTION

TRA Snow and Sun07 7253-1Roof Snow Guards

01/20/2015

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