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HomeMy Public PortalAboutAB 16-48 Load Limit Resolution McCALL CITY COUNCIL 216 East Park Street AGENDA BILL McCall, Idaho 83638 Number AB 16-48 Meeting Date February 25, 2016 AGENDA ITEM INFORMATION  SUBJECT: Request to Approve Resolution 16-07 to Adopt the Imposition of Load Limits and Rates of Speed Department Approvals Initials Originator or Supporter   Mayor / Council     City Manager     Clerk     Treasurer     Community Development     Police Department     Public Works / Originator   Golf Course    COST IMPACT: n/a Parks and Recreation    FUNDING SOURCE: n/a Airport      Library    TIMELINE: ASAP Information Systems      Grant Coordinator    SUMMARY STATEMENT: During winter months, the moisture found in the soils and gravels below a road's surface freezes.  The depth of this frost zone varies depending upon the length and severity of the winter season. This frozen zone begins to thaw from the surface down, at varying rates.  The moisture released by the thawing soils and gravels is trapped near the surface between the pavement and frozen soil below.  When this occurs, the overhead passage of heavy equipment can create a "bouncing" or "pumping" effect on the trapped moisture layer, and can severely damage the roadway's structural integrity and significantly decrease its lifespan. Spring breakup restrictions are weather dependent - not calendar based.  Such restrictions are normally required throughout the spring breakup season that can start as early as February and extend into May. The load bearing capacity of a street may be temporarily restored by a freeze-up of the pavement after a section has been posted for load and speed restrictions.  Typically, during cold weather snaps, trucks and heavy equipment may be granted access to streets after temperatures have dipped to 20 degrees Fahrenheit for three successive nights.  Resolution 16-07 is attached.  RECOMMENDED ACTION: Approve Resolution 16-07  RECOMMENDED MOTION: Approve Resolution 16-07 allowing the Public Works director for the City of McCall, Idaho to impose load limits and rates of speed on any highway section or street within the City’s jurisdiction by making regulations reducing permissible sizes, weights, or speeds of vehicles operated thereon for any periods necessary for the protection of such highway section, street, or for public safety; providing for signs designating such regulations and authorize the Mayor to sign all necessary documents.  RECORD OF COUNCIL ACTION  MEETING DATE ACTION