MANHOLE CASTING REFERENCE GUIDE

Vane Grate The vane grates allows better hydraulic efficiency. Vane Grate with Cross Bars Vane grates, which have better hydraulic efficiency, are angled toward the flow of water. The vane grate offers longitude bars that are friendlier toward bicycles. Diagonal Grate The designer must be aware of the ADA requirements before using this grate.

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