Section 8-23-4-2 - State highway system; designation; composition; selection criteria; classification(a) The state highway system shall be designated by the department. The total extent of the state highway system may not exceed twelve thousand (12,000) miles. The state highway system consists of the principal arterial highways in Indiana and includes the following: (1) A highway to the seat of government in each county.(2) Connecting arteries and extensions through municipalities.(b) In determining the highways or sections of highways that are a part of the state highway system, the department shall consider the following:(1) The relative importance of each highway to county or municipal government.(2) Existing business and land use.(3) The development of natural resources, industry, and agriculture.(4) The economic welfare of Indiana.(5) The safety and convenience of highway users.(6) The financial capacity of the state to reconstruct, construct, and maintain the highways selected to desirable standards.(c) The state highway system shall be classified for purposes of management, establishment of standards, and priority for use of funds and resources. Classification of the system may conform to the department's designation of the state's federal aid system.As added by P.L. 18-1990, SEC.213.