Franklin County Economic Development & PlanningIndustrial zoning classifications include general industrial (GI), limited industrial (LI), planned industrial park (PIP), restricted industrial (RI). They are comprised of 166 parcels totaling 5,096 acres or approximately 7% of unincorporated land regulated by Franklin County Economic Development & Planning.engPublicIndustrial Zoning [Ohio--Franklin County]Web servicesOhio--Franklin CountyOhioLast modified 2016