Difference between revisions of "Guidelines for filter strip pre-treatment sizing"
| Line 1: | Line 1: | ||
| − | == | + | ==Guidelines for filter strip pre-treatment sizing== |
<table class="sortable"><tr> | <table class="sortable"><tr> | ||
<th>Parameter</th> | <th>Parameter</th> | ||
| − | <th | + | <th colspan="4">Impervious Parking Lots</th> |
| − | <th | + | <th colspan="4">Residential Lawns </th> |
</tr> | </tr> | ||
<tr> | <tr> | ||
<td>Maximum Inflow Approach Length (ft)</td> | <td>Maximum Inflow Approach Length (ft)</td> | ||
| − | <td | + | <td colspan="2">35</td> |
| − | <td | + | <td colspan="2">75</td> |
| − | <td | + | <td colspan="2">75</td> |
| − | <td | + | <td colspan="2">150</td> |
</tr> | </tr> | ||
<tr> | <tr> | ||
<td>Filter Strip Slope </td> | <td>Filter Strip Slope </td> | ||
| − | <td>=<2% </td> | + | <td>=<2%</td> |
| − | <td>>2% </td> | + | <td>>2%</td> |
| − | <td><2% </td> | + | <td>2%</td> |
| − | <td | + | <td>2%</td> |
| − | <td> | + | <td>2%</td> |
| − | <td | + | <td>2%</td> |
| − | <td> | + | <td>2%</td> |
| + | <td>2%</td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
Revision as of 20:28, 27 December 2012
Guidelines for filter strip pre-treatment sizing
| Parameter | Impervious Parking Lots | Residential Lawns | ||||||
|---|---|---|---|---|---|---|---|---|
| Maximum Inflow Approach Length (ft) | 35 | 75 | 75 | 150 | ||||
| Filter Strip Slope | =<2% | >2% | 2% | 2% | 2% | 2% | 2% | 2% |
| Filter Strip Minimum Length | 10' | 15' | 20' | 25'0' | 10' | 12' | 15' | 18' |