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 180 Utah State Route 180 State Route 180 (SR-180) is a state highway in the U.S. state of Utah. Spanning just , it serves as a connector between Interstate 15 and US-89 (State Street) in the city of American Fork. State Route 180, a minor arterial connector starts at Interstate 15's southbound ramp for exit 276, a diamond interchange. The route proceeds north on 500 East, crossing the interchange via an overpass, and continues through American Fork for until terminating at US-89, known locally as State Street. In the late 1950s and early 1960s, Interstate 15 was being constructed in Utah