m |
m |
||
Line 17: | Line 17: | ||
<td>=<2%</td> | <td>=<2%</td> | ||
<td>>2%</td> | <td>>2%</td> | ||
+ | <td>=<2%</td> | ||
<td>2%</td> | <td>2%</td> | ||
+ | <td>=<2%</td> | ||
<td>2%</td> | <td>2%</td> | ||
− | <td> | + | <td>=<2%</td> |
− | |||
− | |||
<td>2%</td> | <td>2%</td> | ||
</tr> | </tr> |
Guidelines for filter strip pre-treatment sizing
Link to this table
Parameter | Impervious Parking Lots | Residential Lawns | ||||||
---|---|---|---|---|---|---|---|---|
Maximum Inflow Approach Length (ft) | ||||||||
Filter Strip Slope | =<2% | >2% | =<2% | 2% | =<2% | 2% | =<2% | 2% |
Filter Strip Minimum Length | 10' | 15' | 20' | 25' | 10' | 12' | 15' | 18' |