State Route 266 is a west–east thoroughfare completely within

Salt Lake County Salt Lake County is located in the U.S. state of Utah. As of the 2020 United States census, the population was 1,185,238, making it the most populous county in Utah. Its county seat and largest city is Salt Lake City, the state capital. The co ...

in northern

Utah Utah is a landlocked state in the Mountain states, Mountain West subregion of the Western United States. It is one of the Four Corners states, sharing a border with Arizona, Colorado, and New Mexico. It also borders Wyoming to the northea ...

that connects both sides of the I-215 beltway. It is known as 4500 South and 4700 South along the route.

Route description

SR-266 begins at a

partial cloverleaf interchange A partial cloverleaf interchange or parclo is a modification of a cloverleaf interchange. The design has been well received, and has since become one of the most popular freeway-to-arterial interchange designs in North America. It has also bee ...

with I-215 in Taylorsville and travels east on 4700 South. After passing through the center of Taylorsville and an intersection with SR-68, the highway veers northeast near the Fore Lakes Golf Course and passes through residential neighborhoods and an

office park A business park or office park is a designated area of land in which many office buildings are grouped together. These types of developments are often located in suburban areas where land and building costs are more affordable, and are typically ...

. It continues east onto 4500 South, crossing over the

Jordan River The Jordan River or River Jordan (, ''Nahr al-ʾUrdunn''; , ''Nəhar hayYardēn''), also known as ''Nahr Al-Sharieat'' (), is a endorheic river in the Levant that flows roughly north to south through the Sea of Galilee and drains to the Dead ...

into Murray and intersecting

I-15 I15 may refer to: * Interstate 15, a north–south Interstate Highway in the United States of America * Polikarpov I-15, a Soviet fighter aircraft * I15 (band), a band * , of the Imperial Japanese Navy * Älvsborg Regiment The Älvsborg Regiment ...

in a

single-point urban interchange A single-point urban interchange (SPUI, or ), also called a single-point interchange (SPI) or single-point diamond interchange (SPDI), is a type of highway interchange. The design was created in order to help move large volumes of traffic th ...

. SR-266 then descends into a trenched highway, crossing under a mainline railroad carrying freight traffic and

FrontRunner ''FrontRunner'' is a Commuter rail in North America, commuter railway operated by the Utah Transit Authority (UTA) that runs along the Wasatch Front in north-central Utah with service from Ogden Central station in central Weber County, Utah, ...

commuter trains, a driveway, and the TRAX light rail near Murray North station. The highway then intersects US-89 before continuing into Murray's suburban neighborhoods, passing several parks and sportsfields. SR-266 enters Holladay and veers slightly to the north before ascending into the Holladay Hills, where it intersects I-215 again and terminates. The entire route is included as part of the National Highway System.

History

The State Road Commission designated SR-266 in 1959 as a mostly-proposed roadway, connecting SR-68 and

SR-71 The Lockheed SR-71 "Blackbird" is a retired Range (aeronautics), long-range, high-altitude, Mach number, Mach 3+ military strategy, strategic reconnaissance aircraft developed and manufactured by the American aerospace company Lockheed Co ...

with a planned interchange on

. The corresponding section of SR-174, just to the south, was removed from the state highway system, as it would not give access to I-15. The state legislature extended the route west and east to both sides of the I-215 loop in 1969.

Utah Department of Transportation The Utah Department of Transportation (UDOT) is an agency of the state government of Utah, United States; it is usually referred to by its initials UDOT (pronounced "you-dot"). UDOT is responsible for approximately 5,900 miles (9,495 kilomet ...

Highway Resolutions
, updated December 2007, accessed May 2008

Major intersections

References

{{DEFAULTSORT:State Route 266

266 __NOTOC__ Year 266 ( CCLXVI) was a common year starting on Monday of the Julian calendar. At the time, it was known as the Year of the Consulship of Gallienus and Sabinillus (or, less frequently, year 1019 ''Ab urbe condita''). The denomination ...

266 Streets in Utah