Restricted Structures

County and Township Bridges / Culverts / Others

Structures Closed to Traffic

Structures closed to traffic are those structures that the Illinois Department of Transportation has determined cannot safely carry any traffic. Permits will not be issued for vehicles to cross these structures and permits do not allow a vehicle to cross these structures.

Structures Posted with a Weight Limit

Structures that the Illinois Department of Transportation has determined cannot safely withstand the routine traffic of the weight limits permissible by statute on the road it serves are posted at a lower weight limit such that the structure can safely withstand such traffic. Permits will not be issued for vehicles to cross these structures above their posted weight limits and permits do not allow a vehicle to cross these structures above their posted weight limits.

Structures Posted for Legal Load Only

Structures that the Illinois Department of Transportation has determined can safely withstand the routine traffic of the weight limits permissible by statute on the road it serves but which cannot safely be subjected to routine traffic above the weight limits permissible by statute on the road it serves are limited to legal loads only. Permits will not be issued for vehicles to cross these structures above the statutory legal load limit for the road which the structure serves.

Structures Posted for Width or Height Restrictions

Structures that cannot safely carry routine traffic of the statutory legal maximum width or height are posted with signs indicating the width and/or height restriction of the structure. Permits will not be issued for vehicles exceeding those dimensions to cross these structures and permits do not allow a vehicle exceeding those dimensions to cross these structures.

MAP

You can view a map of these closed, weight limited, legal load only, and width or height restricted county and township road district structures by clicking here.