55a69f61__Residential_Valuation_Process__ATTRIBUTE
[0] 11. [ILLINOIS COST MANUAL] Most construction is considered average or “C Grade” which use a multiplying factor of 1.0 [REFINEMENT] Grade can be set in between a range i.e. B+10 is 1.32 [ATTRIBUTE] 
ORIGINAL GRADE OF CONSTRUCTION AA-2.25 A-1.50 B-1.22 C-1.00 D-.82 E-.50
Champaign County, Illinois Residential Valuation Process
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