The Street Maintenance Division's primary mission is to construct and maintain a street system that will provide safe and efficient transportation.  This Division, consisting of five employees, maintains the City's largest capital investment—122.58 lane miles of improved streets, 1.76 lane miles of unimproved streets and 9.05 miles of alleys.  The Street Division is responsible for resurfacing, repairing and maintaining the streets, installing and maintaining street signs and markings, tree trimming, and repairing all established pavement markings. The Division also completes excavation and repair of deteriorating streets, gravel road grading, daily street sweeping, crack sealing, chipsealing, snow removal and sanding during the winter months, and weed control along the alleys.  Two of the employees in this division are licensed Chemical Applicator and applies the chemicals for weed control. All employees in this division have their Commercial Drivers Licenses and Flagger certification as required by their job descriptions.   Street Maintenance staff assists the City Chamber of Commerce by putting up decorations on street lights during the Christmas season and replacing them with the regular decorations when the season is over.