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Pipe Size Dimension A - Grate Dimension Dimension B - Grate Thickness Dimension C - Clear Opening Dimension DD - Lower Frame Diameter Dimension E - Frame Dimension Dimension F - Frame Height Grate Type Open Area Perimeter Shape
N/A 27 1-1/4 23-1/2 33-1/2 4 G 1.8 7 Round
All dimensions are listed in inches unless otherwise noted.

Suitable for heavy traffic.  May be used for handholes, equipment covers, etc. on bridge or highway construction

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