Highway maintenance manual (HMM) - Chapter 6

​Chapter 6 - Winter Maintenance - chapter index

Subject no. Subject title Effective date Supersede date Old Subject no.
Section 1 - Introduction
06-01-01
Winter Maintenance IntroductionFeb 2022
Jan 2012
30.05
06-01-05​
Mission and HistoryJan 2022
Jan 2012
30.10
06-01-10​
Supervision
Feb 2022
Jan 2012
30.15
06-01-15
Winter Section ManagementFeb 2022
Jan 2012
30.25
06-01-20
Superintendents and Regional Meetings
Feb 2022
Jan 2012
30.30
Section 5 - Road Classifications​
06-05-01 Winter Highway ClassificationsJan 2012Oct 200230.20
06-05-05
Frozen Road Declaration
Oct 2022
Jan 2018
37.05
06-05-10
Class II RoadsOct 2022
Jan 2018
37.10
06-05-15​
Seasonal Posted Roads
Oct 2022
Jan 2018
37.15
Section 10 - Storm Management Responsibilities
06-10-01 Winter Maintenance SectionsJan 2012Oct 200231.05
06-10-05 Night WatchpersonJan 2012Oct 200231.10
06-10-10 Winter SurveillanceJan 2012Oct 200231.15
06-10-15Seasonal LaborJan 2012Oct 200231.25
06-10-20Winter Storm ReportsJan 2012Oct 200231.30
06-10-25Salting AuthorityJan 2012Oct 200231.35
06-10-30Operators, GeneralJan 2012Oct 200234.05
06-10-35Patrol Superintendent ReplacementsDeletedOct 200234.10
06-10-40Hours of ServiceJan 2012Oct 200234.15
06-10-45Assisting OthersJan 2012Oct 200234.20
06-10-50Trucking SaltDec 2017Jan 2017
Section 15 - Snow Removal
06-15-01 Passable Roadway - During a Winter StormJan 2012Oct 200230.35
06-15-05 Level of Effort by Category of RoadwayJan 2012Oct 200230.36
06-15-10 White ShouldersJan 2012Oct 200230.40
06-15-1524-hour CoverageJan 2012Oct 200230.45
06-15-20Best Practices IndexJan 2012Oct 200230.55
06-15-25
Storm Cleanup, GeneralJan 2012Oct 200232.05
06-15-30Storm Cleanup, Winging and BenchingJan 2012Oct 200232.10
06-15-35Plowing PrioritiesJan 2012Oct 200232.15
06-15-40Drift PreventionDec 2014Jan 201232.20
06-15-41Corn Row Snow FenceMar 2017Dec 2014 
06-15-42Living Snow FenceDec 2014  
06-15-45MailboxesJan 2012Oct 200232.25
06-15-50Plowing Raised Pavement Markers Oct 200232.30
06-15-55Anti-Icing TechniquesJan 2012Oct 200232.35
06-15-60Artificial Snowmaking OperationsApr 2012  
Section 20 - Snow Removal Materials
06-20-01 Appropriate Use of De-icing AgentsJan 2012Oct 200235.05
06-20-05 Proper Applications and Temperature Ranges for De-icing Agents and AbrasivesJan 2012Oct 200235.10
06-20-10 Liquid Anti-icing/De-icing AgentsJan 2012Oct 200235.15
06-20-15AbrasivesJan 2012Oct 200235.20
06-20-20Application Rates Anti-icingJan 2012Oct 200235.25
06-20-25Application Rates of De-icingNov 2008 35.30
06-20-30
Trans 277 Guideline
July 2023
Jan 2012
39.05
06-20-35​
Trans 277 Procedures
July 2023
Mar 2017
39.10
06-20-40Equipment - GeneralJan 2012Oct 200236.05
06-20-45Operations of EquipmentJan 2012Oct 200236.10
06-20-50Liquid Anti-icing SystemsJan 2012Oct 200236.15
06-20-52​​
AVL/GPS and SensorsSept 2021
Aug 2013  
06-20-55Spreader AttachmentsJan 2012Oct 200236.20
06-20-60Ground Speed ControllersOct 2002​36.25
06-20-65
Pre-Wetting SystemsJan 2012Oct 200236.30
06-20-70Plows and BladesJan 2012Oct 200236.35
06-20-75TrucksJan 2012Oct 200236.40
06-20-80Graders, Snow-Blowers, All Wheel Drive TrucksJan 2012Oct 200236.45
06-20-84Needs for Sodium Chloride Storage Facilities
Jan 2017
06-20-85Salt Sheds, Brine Makers, and De-icing Agent Systems
Oct 2002​36.50
06-20-86Salt Shed and Loader Building DesignsJan 2017
​
06-20-90Bridge Deck Anti-icing SystemsOct 2002​36.55
06-20-95Infrared Pavement Temperature SensorsJan 2012Oct 200236.60
Section 25 - Weather Services
06-25-01 RWIS Program ManagementJan 2012Oct 200238.05
06-25-05 Weather Data ServicesJan 2012Oct 200238.10
06-25-10 Maintenance Decision Support SystemAug 2013
Jan 201238.15
06-25-15RWIS TrainingJan 2012Oct 2002
38.20
06-25-20RWIS MaintenanceJan 2012Oct 200238.25
06-25-25AVL/GPSDeletedOct 2002​
06-25-30
Winter Weather SystemDeletedOct 2002​

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