133.5 Operator’s Guide for Anti-Icing - Revision history

Smithk: Per TP, updated Major Highway System map

2022-06-03T13:08:15Z

Per TP, updated Major Highway System map

← Older revision		Revision as of 08:08, 3 June 2022
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	'''Brine.''' Water saturated with common salt (NaCl), also liquid salt or liquid chemical.		'''Brine.''' Water saturated with common salt (NaCl), also liquid salt or liquid chemical.

	'''Continuous Operations Routes.''' This system includes all [[media:144 Major Highway System ~~2021~~.pdf\|major highways]], minor highways with traffic volumes of 2,500 ADT or greater and other urban and community routes designated by the district in consultation with the Maintenance Division. This also includes all designated incident bypass routes.		'''Continuous Operations Routes.''' This system includes all [[media:144 Major Highway System 2022.pdf\|major highways]], minor highways with traffic volumes of 2,500 ADT or greater and other urban and community routes designated by the district in consultation with the Maintenance Division. This also includes all designated incident bypass routes.

	These routes will receive plowing and application of snow and ice control treatments on an as needed basis, throughout the storm until all lanes are restored to a near normal condition.		These routes will receive plowing and application of snow and ice control treatments on an as needed basis, throughout the storm until all lanes are restored to a near normal condition.

Smithk: /* 133.5.2 Glossary */ updated major highway system map

2021-06-04T15:28:25Z

133.5.2 Glossary: updated major highway system map

← Older revision		Revision as of 10:28, 4 June 2021
Line 63:		Line 63:
	'''Brine.''' Water saturated with common salt (NaCl), also liquid salt or liquid chemical.		'''Brine.''' Water saturated with common salt (NaCl), also liquid salt or liquid chemical.

	'''Continuous Operations Routes.''' This system includes all [[media:144 Major Highway System.pdf\|major highways]], minor highways with traffic volumes of 2,500 ADT or greater and other urban and community routes designated by the district in consultation with the Maintenance Division. This also includes all designated incident bypass routes.		'''Continuous Operations Routes.''' This system includes all [[media:144 Major Highway System 2021.pdf\|major highways]], minor highways with traffic volumes of 2,500 ADT or greater and other urban and community routes designated by the district in consultation with the Maintenance Division. This also includes all designated incident bypass routes.

	These routes will receive plowing and application of snow and ice control treatments on an as needed basis, throughout the storm until all lanes are restored to a near normal condition.		These routes will receive plowing and application of snow and ice control treatments on an as needed basis, throughout the storm until all lanes are restored to a near normal condition.

Smithk: Updated Major Highway System map

2019-04-26T13:54:21Z

Updated Major Highway System map

← Older revision		Revision as of 08:54, 26 April 2019
Line 63:		Line 63:
	'''Brine.''' Water saturated with common salt (NaCl), also liquid salt or liquid chemical.		'''Brine.''' Water saturated with common salt (NaCl), also liquid salt or liquid chemical.

	'''Continuous Operations Routes.''' This system includes all [~~http~~:~~//sharepoint/systemdelivery/TP/sysanlysis/dmas/Shared%20Documents/Maps/MajorHighwaySystem2015~~.pdf major highways], minor highways with traffic volumes of 2,500 ADT or greater and other urban and community routes designated by the district in consultation with the Maintenance Division. This also includes all designated incident bypass routes.		'''Continuous Operations Routes.''' This system includes all [[media:144 Major Highway System.pdf\|major highways]], minor highways with traffic volumes of 2,500 ADT or greater and other urban and community routes designated by the district in consultation with the Maintenance Division. This also includes all designated incident bypass routes.

	These routes will receive plowing and application of snow and ice control treatments on an as needed basis, throughout the storm until all lanes are restored to a near normal condition.		These routes will receive plowing and application of snow and ice control treatments on an as needed basis, throughout the storm until all lanes are restored to a near normal condition.

Smithk: /* Table 133.5.3.6.5 Type 1 Winter Event: More than 12 inches of snow in 24 hours OR more than ¾ inch of ice */

2018-11-16T21:19:41Z

Table 133.5.3.6.5 Type 1 Winter Event: More than 12 inches of snow in 24 hours OR more than ¾ inch of ice

← Older revision		Revision as of 16:19, 16 November 2018
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	'''2)''' Treat slick patches if needed with pre-wetted salt at 100 lb/lane-mi or with brine at 44 gal/ln-mi; plow if needed.		'''2)''' Treat slick patches if needed with pre-wetted salt at 100 lb/lane-mi or with brine at 44 gal/ln-mi; plow if needed.
	\|-		\|-
	\| rowspan="2"\|'''Above 32º F,''' 32º F or below is imminent; ''ALSO'' '''30 to 32º F,''' remaining in range\|\|Dry\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|100\|\| align="center"\|44\|\|rowspan="2"\|Plow accumulation and reapply brine or solid salt as needed\|\| align="center" rowspan="2"\|100\|\| align="center" rowspan="2"\|44\|\|rowspan="2" \| '''1)''' If the desired plowing/treatment frequency cannot be maintained, the spread rate can be increased to 200 lb/lane-mi to accommodate longer operational cycles.		\| rowspan="2"\|'''Above 32º F,''' 32º F or below is imminent; ''ALSO'' '''30º to 32º F,''' remaining in range\|\|Dry\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|100\|\| align="center"\|44\|\|rowspan="2"\|Plow accumulation and reapply brine or solid salt as needed\|\| align="center" rowspan="2"\|100\|\| align="center" rowspan="2"\|44\|\|rowspan="2" \| '''1)''' If the desired plowing/treatment frequency cannot be maintained, the spread rate can be increased to 200 lb/lane-mi to accommodate longer operational cycles.
	'''2)''' Do not apply brine onto heavy snow accumulation or packed snow.		'''2)''' Do not apply brine onto heavy snow accumulation or packed snow.
	\|-		\|-

Smithk: /* Table 133.5.3.6.4 Type 2 Winter Event: 6 – 12 in. of snow in 24 hours OR ½ to ¾ in. of ice */

2018-11-16T21:19:15Z

Table 133.5.3.6.4 Type 2 Winter Event: 6 – 12 in. of snow in 24 hours OR ½ to ¾ in. of ice

← Older revision		Revision as of 16:19, 16 November 2018
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	'''2)''' Treat slick patches if needed with pre-wetted solid salt at 100 lb/lane-mile or with brine at 44 gal/lane-mile; plow if needed.		'''2)''' Treat slick patches if needed with pre-wetted solid salt at 100 lb/lane-mile or with brine at 44 gal/lane-mile; plow if needed.
	\|-		\|-
	\| rowspan="2"\|'''Above 32º F,''' 32º F or below is imminent; ''ALSO'' '''30 to 32º F,''' remaining in range\|\|Dry\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|100\|\| align="center"\|44\|\| rowspan="2"\|Plow accumulation and reapply brine or solid salt as needed\|\| rowspan="2" align="center"\|100\|\| rowspan="2" align="center"\| 44\|\|rowspan="2"\|''' 1)''' If the desired plowing/treatment frequency cannot be maintained, the spread rate can be increased to 200 lb/lane-mile to accommodate longer operational cycles.		\| rowspan="2"\|'''Above 32º F,''' 32º F or below is imminent; ''ALSO'' '''30º to 32º F,''' remaining in range\|\|Dry\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|100\|\| align="center"\|44\|\| rowspan="2"\|Plow accumulation and reapply brine or solid salt as needed\|\| rowspan="2" align="center"\|100\|\| rowspan="2" align="center"\| 44\|\|rowspan="2"\|''' 1)''' If the desired plowing/treatment frequency cannot be maintained, the spread rate can be increased to 200 lb/lane-mile to accommodate longer operational cycles.
	'''2)''' Do not apply brine onto heavy snow accumulation or packed snow.		'''2)''' Do not apply brine onto heavy snow accumulation or packed snow.
	\|-		\|-

Smithk: /* Table 133.5.3.6.3 Type 3 Winter Event: 1 – 6 in. of snow/frozen precipitation in 24 hours OR a trace to 1/2 in. of ice */

2018-11-16T21:18:49Z

Table 133.5.3.6.3 Type 3 Winter Event: 1 – 6 in. of snow/frozen precipitation in 24 hours OR a trace to 1/2 in. of ice

← Older revision		Revision as of 16:18, 16 November 2018
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	'''2)''' Treat slick patches if needed with pre-wetted salt at 100 lb/lane-mile or brine 44 gal/lane-mile; plow if needed.		'''2)''' Treat slick patches if needed with pre-wetted salt at 100 lb/lane-mile or brine 44 gal/lane-mile; plow if needed.
	\|-		\|-
	\| rowspan="2"\|'''Above 32º F,''' 32º F or below is imminent; ''ALSO'' '''20 to 32º F,''' remaining in range\|\| Dry\|\|Apply brine or pre-wetted salt\|\| align="center"\| 100\|\| align="center"\| 44\|\| rowspan="2"\|Plow as needed, reapply brine or pre-wetted solid salt when needed\|\| rowspan="2" align="center"\|100\|\| rowspan="2" align="center"\| 200 \|\| rowspan="2" align="center"\|44\|\| rowspan="2" align="center"\|88\|\| rowspan="2" \|'''1)''' Applications will need to be more frequent at lower temperatures and higher snowfall rates.		\| rowspan="2"\|'''Above 32º F,''' 32º F or below is imminent; ''ALSO'' '''20º to 32º F,''' remaining in range\|\| Dry\|\|Apply brine or pre-wetted salt\|\| align="center"\| 100\|\| align="center"\| 44\|\| rowspan="2"\|Plow as needed, reapply brine or pre-wetted solid salt when needed\|\| rowspan="2" align="center"\|100\|\| rowspan="2" align="center"\| 200 \|\| rowspan="2" align="center"\|44\|\| rowspan="2" align="center"\|88\|\| rowspan="2" \|'''1)''' Applications will need to be more frequent at lower temperatures and higher snowfall rates.
	'''2)''' Do not apply brine onto heavy snow accumulation or packed snow.		'''2)''' Do not apply brine onto heavy snow accumulation or packed snow.
	'''3)''' After heavier snow periods and during light snowfall, reduce salt rate to 100 lb./lane-mile or 44 gal./lane-mile brine; continue to plow and apply salt as needed		'''3)''' After heavier snow periods and during light snowfall, reduce salt rate to 100 lb./lane-mile or 44 gal./lane-mile brine; continue to plow and apply salt as needed

Smithk: /* Table 133.5.3.6.2 Type 4 Winter Event: Dusting to 1 in. of snow, sleet, or other frozen precipitation */

2018-11-16T21:18:14Z

Table 133.5.3.6.2 Type 4 Winter Event: Dusting to 1 in. of snow, sleet, or other frozen precipitation

← Older revision		Revision as of 16:18, 16 November 2018
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	'''2)''' Treat icy patches if needed with pre-wetted solid salt at 100 lb/lane-mile; plow if needed.		'''2)''' Treat icy patches if needed with pre-wetted solid salt at 100 lb/lane-mile; plow if needed.
	\|-		\|-
	\| rowspan="2"\|'''Above 32º F,''' 32º F or below is imminent; ''ALSO'' '''15 to 32º F,''' remaining in range\|\| Dry\|\|Apply brine or pre-wetted salt\|\| align="center"\| 100\|\| align="center"\| 44\|\| rowspan="2"\|Plow as needed, reapply liquid or solid chemical when needed\|\| rowspan="2" align="center"\|100\|\| rowspan="2" align="center"\| 44 \|\| rowspan="2" \|'''1)''' Applications will need to be more frequent at lower temperatures and higher snowfall rates		\| rowspan="2"\|'''Above 32º F,''' 32º F or below is imminent; ''ALSO'' '''15º to 32º F,''' remaining in range\|\| Dry\|\|Apply brine or pre-wetted salt\|\| align="center"\| 100\|\| align="center"\| 44\|\| rowspan="2"\|Plow as needed, reapply liquid or solid chemical when needed\|\| rowspan="2" align="center"\|100\|\| rowspan="2" align="center"\| 44 \|\| rowspan="2" \|'''1)''' Applications will need to be more frequent at lower temperatures and higher snowfall rates

	'''2)''' It is not advisable to apply a straight brine at the indicated spread rate when the pavement temperature drops below 20ºF		'''2)''' It is not advisable to apply a straight brine at the indicated spread rate when the pavement temperature drops below 20ºF

Smithk: /* 133.5.3.6 Tables for Continuous Operations Routes */

2018-11-16T21:17:37Z

133.5.3.6 Tables for Continuous Operations Routes

Smithk: /* 133.5.2 Glossary */ Per MT, updated link

2015-05-14T19:28:52Z

133.5.2 Glossary: Per MT, updated link

← Older revision		Revision as of 14:28, 14 May 2015
Line 63:		Line 63:
	'''Brine.''' Water saturated with common salt (NaCl), also liquid salt or liquid chemical.		'''Brine.''' Water saturated with common salt (NaCl), also liquid salt or liquid chemical.

	'''Continuous Operations Routes.''' This system includes all [http://~~wwwi~~/~~intranet~~/tp/~~documents~~/~~Major_Highway_System~~.pdf major highways], minor highways with traffic volumes of 2,500 ADT or greater and other urban and community routes designated by the district in consultation with the Maintenance Division. This also includes all designated incident bypass routes.		'''Continuous Operations Routes.''' This system includes all [http://sharepoint/systemdelivery/TP/sysanlysis/dmas/Shared%20Documents/Maps/MajorHighwaySystem2015.pdf major highways], minor highways with traffic volumes of 2,500 ADT or greater and other urban and community routes designated by the district in consultation with the Maintenance Division. This also includes all designated incident bypass routes.

	These routes will receive plowing and application of snow and ice control treatments on an as needed basis, throughout the storm until all lanes are restored to a near normal condition.		These routes will receive plowing and application of snow and ice control treatments on an as needed basis, throughout the storm until all lanes are restored to a near normal condition.

Smithk: Per Transportation Planning, updated Major Highways map

2012-09-07T15:13:23Z

Per Transportation Planning, updated Major Highways map

← Older revision		Revision as of 10:13, 7 September 2012
Line 63:		Line 63:
	'''Brine.''' Water saturated with common salt (NaCl), also liquid salt or liquid chemical.		'''Brine.''' Water saturated with common salt (NaCl), also liquid salt or liquid chemical.

	'''Continuous Operations Routes.''' This system includes all [~~[media~~:~~major highways~~.pdf\|major highways]], minor highways with traffic volumes of 2,500 ADT or greater and other urban and community routes designated by the district in consultation with the Maintenance Division. This also includes all designated incident bypass routes.		'''Continuous Operations Routes.''' This system includes all [http://wwwi/intranet/tp/documents/Major_Highway_System.pdf major highways], minor highways with traffic volumes of 2,500 ADT or greater and other urban and community routes designated by the district in consultation with the Maintenance Division. This also includes all designated incident bypass routes.

	These routes will receive plowing and application of snow and ice control treatments on an as needed basis, throughout the storm until all lanes are restored to a near normal condition.		These routes will receive plowing and application of snow and ice control treatments on an as needed basis, throughout the storm until all lanes are restored to a near normal condition.

← Older revision		Revision as of 16:17, 16 November 2018
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	\|Traffic rate greater than 100 vehicles per hr\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|25-65\|\| align="center"\|11-28\|\|Reapply brine pre-wetted solid salt as needed\|\| align="center"\|25-65\|\| align="center"\| 11-28		\|Traffic rate greater than 100 vehicles per hr\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|25-65\|\| align="center"\|11-28\|\|Reapply brine pre-wetted solid salt as needed\|\| align="center"\|25-65\|\| align="center"\| 11-28
	\|-		\|-
	\|'''20 to 28º F,''' remaining in range ''and'' equal to or below dew point\|\|Any level\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|65-130\|\| align="center"\|28-57 \|\|Reapply brine pre-wetted solid salt as needed\|\| align="center"\|65-130\|\| align="center"\|28-57 \|\| '''1)''' Monitor pavement closely; if thin ice forms, reapply salt at higher indicated rate.		\|'''20º to 28º F,''' remaining in range ''and'' equal to or below dew point\|\|Any level\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|65-130\|\| align="center"\|28-57 \|\|Reapply brine pre-wetted solid salt as needed\|\| align="center"\|65-130\|\| align="center"\|28-57 \|\| '''1)''' Monitor pavement closely; if thin ice forms, reapply salt at higher indicated rate.
	'''2)''' Applications will need to be more frequent at higher levels of condensation; if traffic volumes are not enough to disperse condensation, it may be necessary to increase frequency.		'''2)''' Applications will need to be more frequent at higher levels of condensation; if traffic volumes are not enough to disperse condensation, it may be necessary to increase frequency.

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	\|Wet, slush, or light snow cover\|\|Apply liquid or solid salt\|\| align="center"\| 100\|\| align="center"\| 44		\|Wet, slush, or light snow cover\|\|Apply liquid or solid salt\|\| align="center"\| 100\|\| align="center"\| 44
	\|-		\|-
	\|'''0 to 15º F,''' remaining in range\|\| Dry, wet, slush or light snow cover\|\|Apply pre-wetted solid chemical\|\| align="center"\| 200\|\| align="center"\| -\|\|Plow as needed, reapply pre-wetted solid chemical when needed\|\| align="center"\|200\|\| align="center"\| - \|\| '''1)''' Abrasives may be added to the salt to enhance traction at colder temperatures		\|'''0º to 15º F,''' remaining in range\|\| Dry, wet, slush or light snow cover\|\|Apply pre-wetted solid chemical\|\| align="center"\| 200\|\| align="center"\| -\|\|Plow as needed, reapply pre-wetted solid chemical when needed\|\| align="center"\|200\|\| align="center"\| - \|\| '''1)''' Abrasives may be added to the salt to enhance traction at colder temperatures

	'''2)''' Liquid calcium chloride may be used for pre-wetting solid salt at colder temperatures		'''2)''' Liquid calcium chloride may be used for pre-wetting solid salt at colder temperatures
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	\|Wet, slush, or light snow cover\|\|Apply brine or pre-wetted salt\|\| align="center"\| 100\|\| align="center"\| 44		\|Wet, slush, or light snow cover\|\|Apply brine or pre-wetted salt\|\| align="center"\| 100\|\| align="center"\| 44
	\|-		\|-
	\|'''10 to 20º F,''' remaining in range\|\| Dry, wet, slush or light snow cover\|\|Apply pre-wetted salt\|\| align="center"\| 200\|\| align="center"\| -\|\|Plow as needed, reapply pre-wetted solid salt when needed\|\| align="center"\|200\|\| align="center"\| 250 \|\| align="center"\| -\|\| align="center"\| -\|\| '''1)''' Reduce salt rate to 200 lb./lane-mile after heavier snow periods and during light snowfall; continue to plow and apply salt as needed.		\|'''10º to 20º F,''' remaining in range\|\| Dry, wet, slush or light snow cover\|\|Apply pre-wetted salt\|\| align="center"\| 200\|\| align="center"\| -\|\|Plow as needed, reapply pre-wetted solid salt when needed\|\| align="center"\|200\|\| align="center"\| 250 \|\| align="center"\| -\|\| align="center"\| -\|\| '''1)''' Reduce salt rate to 200 lb./lane-mile after heavier snow periods and during light snowfall; continue to plow and apply salt as needed.
	'''2)''' Liquid calcium chloride may be used for pre-wetted salt at colder temperatures		'''2)''' Liquid calcium chloride may be used for pre-wetted salt at colder temperatures
	\|-		\|-
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	\|Wet, slush or light snow cover\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|100\|\| align="center"\|44		\|Wet, slush or light snow cover\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|100\|\| align="center"\|44
	\|-		\|-
	\| rowspan="2"\|'''20 to 30º F,''' remaining in range\|\|Dry\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|150-200\|\| align="center"\|65-87\|\| rowspan="2"\|Plow accumulation and reapply brine or solid salt as needed\|\| rowspan="2" align="center"\|200\|\| rowspan="2" align="center"\| 87\|\|rowspan="2"\|''' 1)''' If the desired plowing/treatment frequency cannot be maintained, the spread rate can be increased to 400 lb/lane-mile to accommodate longer operational cycles.		\| rowspan="2"\|'''20º to 30º F,''' remaining in range\|\|Dry\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|150-200\|\| align="center"\|65-87\|\| rowspan="2"\|Plow accumulation and reapply brine or solid salt as needed\|\| rowspan="2" align="center"\|200\|\| rowspan="2" align="center"\| 87\|\|rowspan="2"\|''' 1)''' If the desired plowing/treatment frequency cannot be maintained, the spread rate can be increased to 400 lb/lane-mile to accommodate longer operational cycles.
	'''2)''' Do not apply brine onto heavy snow accumulation or packed snow.		'''2)''' Do not apply brine onto heavy snow accumulation or packed snow.
	\|-		\|-
	\|Wet, slush or light snow cover\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|150-200\|\| align="center"\|65-87		\|Wet, slush or light snow cover\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|150-200\|\| align="center"\|65-87
	\|-		\|-
	\|'''10 to 20º F,''' remaining in range\|\|Dry, wet, slush or light snow cover\|\|Apply pre-wetted solid salt\|\| align="center"\|200\|\| align="center"\| - \|\|Plow accumulation and reapply brine or solid salt as needed\|\| align="center"\|250\|\| align="center"\| - \|\| '''1)''' If the desired plowing/treatment frequency cannot be maintained, the spread rate can be increased to 500 lb/lane-mile to accommodate longer operational cycles.		\|'''10º to 20º F,''' remaining in range\|\|Dry, wet, slush or light snow cover\|\|Apply pre-wetted solid salt\|\| align="center"\|200\|\| align="center"\| - \|\|Plow accumulation and reapply brine or solid salt as needed\|\| align="center"\|250\|\| align="center"\| - \|\| '''1)''' If the desired plowing/treatment frequency cannot be maintained, the spread rate can be increased to 500 lb/lane-mile to accommodate longer operational cycles.
	'''2)''' Liquid calcium chloride may be used for pre-wetting salt at colder temperatures.		'''2)''' Liquid calcium chloride may be used for pre-wetting salt at colder temperatures.
	\|-		\|-
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	\| Wet, slush, or light snow cover\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|100\|\| align="center"\|44		\| Wet, slush, or light snow cover\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|100\|\| align="center"\|44
	\|-		\|-
	\|rowspan="2"\|'''20 to 30º F,''' remaining in range \|\|Dry\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|150-200\|\| align="center"\|65-87\|\| rowspan="2"\|Plow accumulation and reapply brine or solid salt as needed\|\| align="center" rowspan="2"\|200\|\| align="center" rowspan="2"\| 87\|\| rowspan="2"\|''' 1)''' If the desired plowing/treatment frequency cannot be maintained, the spread rate can be increased to 400 lb/lane-mi to accommodate longer operational cycles.		\|rowspan="2"\|'''20º to 30º F,''' remaining in range \|\|Dry\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|150-200\|\| align="center"\|65-87\|\| rowspan="2"\|Plow accumulation and reapply brine or solid salt as needed\|\| align="center" rowspan="2"\|200\|\| align="center" rowspan="2"\| 87\|\| rowspan="2"\|''' 1)''' If the desired plowing/treatment frequency cannot be maintained, the spread rate can be increased to 400 lb/lane-mi to accommodate longer operational cycles.
	'''2)''' Do not apply brine onto heavy snow accumulation or packed snow.		'''2)''' Do not apply brine onto heavy snow accumulation or packed snow.
	\|-		\|-
	\| Wet, slush, or light snow cover\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|150-200\|\| align="center"\|65-87		\| Wet, slush, or light snow cover\|\|Apply brine or pre-wetted solid salt\|\| align="center"\|150-200\|\| align="center"\|65-87
	\|-		\|-
	\|'''10 to 20º F,''' remaining in range \|\|Dry, wet, slush, or light snow cover\|\|Apply pre-wetted solid salt\|\| align="center"\|200\|\| align="center"\| - \|\|Plow accumulation and reapply brine or solid salt as needed\|\| align="center"\|250\|\| align="center"\| - \|\|'''1)''' If the desired plowing/treatment frequency cannot be maintained, the spread rate can be increased to 500 lb/lane-mi to accommodate longer operational cycles.		\|'''10º to 20º F,''' remaining in range \|\|Dry, wet, slush, or light snow cover\|\|Apply pre-wetted solid salt\|\| align="center"\|200\|\| align="center"\| - \|\|Plow accumulation and reapply brine or solid salt as needed\|\| align="center"\|250\|\| align="center"\| - \|\|'''1)''' If the desired plowing/treatment frequency cannot be maintained, the spread rate can be increased to 500 lb/lane-mi to accommodate longer operational cycles.
	'''2)''' Liquid calcium chloride may be used for pre-wetting salt at colder temperatures		'''2)''' Liquid calcium chloride may be used for pre-wetting salt at colder temperatures
	\|-		\|-