sentences:  Officially part of SIU 7, the interchange was broken out from the environmental impact statement prepared by the Tennessee Department of Transportation (TDOT) for SIU 7 at a time when Tennessee was moving forward with planning for the remainder of SIU 7 (all of which, except for a section of the Purchase Parkway approaching the Fulton–South Fulton interchange, lies within Tennessee).It was agreed upon by the Federal Highway Administration (FHWA), the Kentucky Transportation Cabinet (KYTC), and TDOT to prepare a separate environmental assessment (EA)/EIS for the Fulton–South Fulton interchange when both states were ready to perform its reconfiguration to accommodate I-69.As Tennessee continues to make progress toward completing the unbuilt portion of SIU 7 to the south and Kentucky's upgrades to the Purchase Parkway from the north, both states indicated their intention to start work on reconfiguring the Fulton–South Fulton interchange.