R-3157-1
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| A-Grate Dimension | B-Grate Thickness | E-Flange Dimension | F-Curbside Height | G-Roadside Height | Curb Box Length | Curb Box Width | Grate Type | Sq Ft Open | Weir Perimeter Lineal Feet |
|---|---|---|---|---|---|---|---|---|---|
| 20-1/8 x 23 | 1-1/2 | 26-3/4 x 32-5/8 | 10-1/4 | 7 | 25-1/4 | 5-3/4 | A | 1.1 | 5.2 |
| All dimensions are listed in inches unless otherwise noted. | |||||||||
Heavy Duty
- Type “L” Grate, see R-3157-2
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