Ohio Gratings, Inc.
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GRATING

  1. Description
    1. Aluminum:
      1. Aluminum Flush Top SGF Series
      2. Aluminum Rectangular Bar SG Series
      3. Aluminum I-Bar SGI Series
      4. Aluminum Lite Bar
      5. Aluminum Dove Tail ADT Series
      6. Aluminum Riveted AR Series
      7. Aluminum Plank Series
    2. Heavy Duty Steel:
      1. Heavy Duty Welded Steel W Series
      2. Heavy Duty Welded Steel WH Series
      3. Heavy Duty Riveted Steel R Series
    3. Light Duty Steel:
      1. Welded Carbon Steel W Series
      2. Dove Tail Carbon Steel DT Series
      3. Swaged Carbon Steel SGCS Series
      4. Swaged Stainless Steel SGSS Series
      5. Rivered Carbon Steel R Series

  2. Size and Type: (Bar Grating)
    1. Bearing bar size
    2. Bearing bar spacing, center-to-center (face-to-face for riveted grating)
    3. Cross bar or river spacing, center-to-center

  3. Surface:
    1. Plain
    2. Serrated
    3. Striated (I-Bar)
    4. Slip Resistant Surface

  4. Size and Punch/Pattern: (Aluminum Plank Grating)
    1. Plank size and type
    2. Unpunched
    3. Rectangular Punched
      1. Upset Pattern (OGI)
      2. Upset Pattern (WACO)
      3. Plain Pattern
    4. Square Punched
      1. Upset Pattern
      2. Plain Pattern
    5. Round Punched
      1. 1-3/16" Diameter In-Line Pattern
      2. 1" Diameter Staggered Pattern
    6. ADA Diagonal Pattern

  5. A Drawing Showing: (if layout is complicated)
    1. Area to be covered
    2. Span (direction of bearing bars)
    3. Method of Support
    4. All critical dimensions
    5. Banding or toe plate

  6. Type of Anchorage:
    1. Grating Clamp
    2. Plank Clip
    3. Saddle Clip
    4. Anchor Block
    5. Countersunk land (aluminum only)
    6. Tack Weld
    7. Z Clip
    8. Plank Lug

  7. Finish:
    1. Aluminum:
      1. Mill Finish
      2. Cleaned and Etched
      3. A-31 1/2 Hour Clear Anodizing
      4. A-41 1 Hour Clear Anodizing
    2. Carbon Steel:
      1. Mill Finish
      2. Manufacturer's Standard Black Paint
      3. Galvanized
    3. Stainless Steel:
      1. Mill Finish
      2. Sandblast (used to help minimize the discoloration caused by welding Heavy Duty Stainless Steel grating)

Note: Grating should always be held down by some positive means.