Utah State Route 268 grade-level at 400 West and continues east for another block before terminating at US-89 (Beck Street). The State Road Commission designated SR-268 in 1960, connecting proposed I-15 to SR-1 (US-89/US-91) along 600 North. Utah State Route 268 State Route 268 is a state highway in the U.S. state of Utah that connects I-15 to US-89 in a span of . The highway is completely within Salt Lake City and is routed along 600 North. The highway begins just west of the interchange with I-15 at 800 West. Immediately following that intersection, a short viaduct begins. After the structure tops out,
Utah State Route 32 spur of SR-151 to SR-35 in Francis became State Route 89. SR-151's east end was moved to Francis in 1953, absorbing SR-89. When US-189 was created in 1938, it overlapped US-40 between Heber and Kimball Junction, but it was soon modified to leave US-40 at Hailstone and follow what is now all SR-32 through Kamas to Wanship. For a time, US-189 was moved back to the 1938 routing, with US-189 Alternate on the Kamas route, but by the 1977 renumbering it was back in Kamas, eliminating SR-151 and truncating SR-35. The Utah Department of Transportation (UDOT) built a relocation of