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While all gratings are manufactured with plain walking surface, the optional serrated surface may be specified. The ends of all inlet gratings are trench banded to enhance durability and allow for maximum drainage. Unless otherwise specified, all inlet grates and frames are hot dip galvanized in accordance with ASTM specification A-123. |
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| HOW TO SPECIFY |
| Inlet grates and frames are specified by component model numbers. Simply follow this sample specification. |
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| Grating type from table on Standard Trench Systems. |
Indicates frame "W"
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Indicates frame "S" clear opening in inches (see here). |
Type of frame selected from options illustrated here. |
Optional component to specify bolted grates. If bolted grates are not required, this component is eliminated. |
| STANDARD INLET SETS |
| Standard Inlet Sets, listed in tabular form , consist of our E-Z Pour frames with either of two popular series of grating. Standard Duty type "S" grates are selected for pedestrian applications type "H" Heavy Duty grates are selected for vehicular load applications. All popular sizes of these Inlet Sets are commonly available from our stock inventory. |