Difference between revisions of "Application rates for deicing"
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| − | + | <font size=3>'''Application rates for deicing'''</font size><br> | |
| − | + | Link to this [[Application rates for deicing|table]] | |
| − | Link to this [[Application rates for deicing|table]] | ||
<table class="sortable"> | <table class="sortable"> | ||
<tr> | <tr> | ||
| − | <th>Pavement Temp. (ºF) and Trend (↑↓)</th> | + | <th rowspan=2>Pavement Temp. (ºF) and Trend (↑↓)</th> |
| − | <th>Weather Condition</th> | + | <th rowspan=2>Weather Condition</th> |
| − | <th>Maintenance Actions</th> | + | <th rowspan=2>Maintenance Actions</th> |
<th colspan=4>Application Rate in lbs./per 1000 square foot area</th> | <th colspan=4>Application Rate in lbs./per 1000 square foot area</th> | ||
</tr> | </tr> | ||
| − | |||
<tr> | <tr> | ||
<th>Salt Pre-wetted/Pretreated With Salt Brine</th> | <th>Salt Pre-wetted/Pretreated With Salt Brine</th> | ||
| Line 17: | Line 15: | ||
<th>Winter Sand (abrasives)</th> | <th>Winter Sand (abrasives)</th> | ||
</tr> | </tr> | ||
| − | |||
| − | |||
<tr> | <tr> | ||
<td>>30º↑</td> | <td>>30º↑</td> | ||
Revision as of 21:35, 29 February 2016
Application rates for deicing
Link to this table
| Pavement Temp. (ºF) and Trend (↑↓) | Weather Condition | Maintenance Actions | Application Rate in lbs./per 1000 square foot area | |||
|---|---|---|---|---|---|---|
| Salt Pre-wetted/Pretreated With Salt Brine | Salt Pre-wetted/ Pretreated With Other Blends | Dry Salt | Winter Sand (abrasives) | |||
| >30º↑ | Snow | Plow, treat intersections only | 0.75 | 0.5 | 0.75 | not recommended |
| Frz. Rain | Apply chemical | 1.25 | 1.0 | 1.5 | 1.5 | |
| 30º↓ | Snow | Plow & apply chemical | 1.25 | 1.0 | 1.5 | not recommended |
| Frz. Rain | Apply chemical | 1.5 | 1.25 | 1.75. | not recommended | |
| 25 - 30º ↑ | Snow | Plow & apply chemical | 1.25 | 1.0 | 1.5 | not recommended |
| Frz. Rain | Apply chemical | 1.5 | 1.25 | 1.75 | not recommended | |
| 25 - 30º ↓ | Snow | Plow & apply chemical | 1.25 | 1.0 | 1.5 | not recommended |
| Frz. Rain | Apply chemical | 1.75 | 1.5 | 2.25 | 3.25 | |
| 20 - 25º ↑ | Snow or Frz. Rain | Plow & apply chemical | 1.75 | 1.5 | 2.25 | 3.25 for frz. rain |
| 20 - 25º ↓ | Snow | Plow & apply chemical | 2.0 | 2.0 | 2.75 | not recommended |
| Frz. Rain | Apply chemical | 2.5 | 2.0 | 3.0 | 3.25 | |
| 15º to 20º↑ | Snow | Plow & apply chemical | 2.0 | 2.0 | 2.75 | not recommended |
| Frz. Rain | Apply chemical | 2.5 | 2.0 | 3.0 | 3.25 | |
| 15º to 20º↓ | 15º to 20º↓ | Plow & apply chemical | 2.5 | 2.0 | 3.0 | 3.25 for frz. rain |
| 0 to 15º ↑ ↓ | Snow | Plow, treat with blends, sand hazardous areas | not recommended | 3.0 | not recommended | 5.0 spot treat as needed |
| < 0º | Snow | Plow, treat with blends, sand hazardous areas | not recommended | 4.5 | not recommended | 5.0 spot treat as needed |