Difference between revisions of "Application rates for deicing"
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Latest revision as of 15:47, 4 August 2022
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 |
| >30º↑ | Frz. Rain | Apply chemical | 1.25 | 1.0 | 1.5 | not recommended |
| 30º↓ | Snow | Plow & apply chemical | 1.25 | 1.0 | 1.5 | not recommended |
| 30º↓ | 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 |
| 25 - 30º ↑ | 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 |
| 25 - 30º ↓ | 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 |
| 20 - 25º ↓ | 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 |
| 15º to 20º↑ | Frz. Rain | Apply chemical | 2.5 | 2.0 | 3.0 | 3.25 |
| 15º to 20º↓ | Snow or frz. rain | 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 |
This page was last edited on 4 August 2022, at 15:47.