Last Driven May 2020 (Historic Photo: January 2009) Location: Hammett Hill Rd and I-84, Elmore Cty As of 2018, this is the new eastern terminus of SH-78, which has eaten the west half of former I-84 Business. The eastern portion of I-84 business is no longer a state highway. There isn’t actually a connection to … Continue reading Idaho State Highway 78, I-84 Bus to SH-51