Route 173 is a Connecticut

Connecticut

Connecticut is a state in the New England region of the northeastern United States. It is bordered by Rhode Island to the east, Massachusetts to the north, and the state of New York to the west and the south .Connecticut is named for the Connecticut River, the major U.S. river that approximately...

 state highway

State highway

State highway, state road or state route can refer to one of three related concepts, two of them related to a state or provincial government in a country that is divided into states or provinces :#A...

 in the southern and western suburbs of Hartford

Hartford, Connecticut

Hartford is the capital of the U.S. state of Connecticut. The seat of Hartford County until Connecticut disbanded county government in 1960, it is the second most populous city on New England's largest river, the Connecticut River. As of the 2010 Census, Hartford's population was 124,775, making...

, running from Newington

Newington, Connecticut

Newington is a town in Hartford County, Connecticut, United States. As of the 2000 census, it had a total population of 29,306. The Connecticut Department of Transportation has its headquarters in Newington....

 to West Hartford

West Hartford, Connecticut

West Hartford is a town located in Hartford County, Connecticut, United States. The town was incorporated in 1854. Prior to that date, the town was a parish of Hartford....

.

Route description

Route 173 begins at an intersection with US 5

U.S. Route 5

U.S. Route 5 is a north–south United States highway running through the New England states of Connecticut, Massachusetts, and Vermont. Significant cities along the route include New Haven, Connecticut; Hartford, Connecticut; and Springfield, Massachusetts. From Hartford northward to St...

 and Route 15 in Newington and heads north, briefly overlapping Route 174

Connecticut Route 174

Route 174 is a short state highway in central Connecticut, connecting Route 71 in downtown New Britain to Route 176 in Newington.-Route description:...

 before continuing into West Hartford. In West Hartford, it continues northeast, then turns west and north along suburban streets. It intersects I-84

Interstate 84 (east)

Interstate 84 is an Interstate Highway extending from Dunmore, Pennsylvania at an interchange with Interstate 81 to Sturbridge, Massachusetts, at an interchange with the Massachusetts Turnpike . I-84 has mile-log junction numbering in Pennsylvania; otherwise, exit numbers are roughly sequential...

 shortly before ending at an intersection Hooker Drive.

Special designations

A section of Route 173 in West Hartford from the Newington town line to SR 529 is designated the Roger Fissette Hannon-Hatch VFW Post 9929 Memorial Highway. A section from SR 529 to South Main Street in West Hartford is designated the Trooper Carl P. Moller Memorial Highway.

History

Route 173 was commissioned in 1932. It originally went using South Quaker Lane to Farmington Avenue (then Route 4) in West Hartford. In 1962, Route 173 was truncated to end at Route 71. However, in 1969, it was re-extended slightly to I-84 along South Main Street (former SR 569) via a short overlap with Route 71.

Junction list

Town	Road names	Junction	Milepost
Newington Newington, Connecticut Newington is a town in Hartford County, Connecticut, United States. As of the 2000 census, it had a total population of 29,306. The Connecticut Department of Transportation has its headquarters in Newington.... (4.35 miles)	Richard Street, Willard Avenue		0.00
		(Begin Concurrency)	1.15
		(End Concurrency)	1.32
			2.64
West Hartford West Hartford, Connecticut West Hartford is a town located in Hartford County, Connecticut, United States. The town was incorporated in 1854. Prior to that date, the town was a parish of Hartford.... (1.82 miles)	Newington Road, New Britain Avenue, South Main Street, North Main Street		5.84
			6.04-6.13
		Hooker Drive	6.17
			6.25
			6.39