Louisiana Highway 3089 is a 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 Louisiana

Louisiana

Louisiana is a state located in the southern region of the United States of America. Its capital is Baton Rouge and largest city is New Orleans. Louisiana is the only state in the U.S. with political subdivisions termed parishes, which are local governments equivalent to counties...

 that serves Ascension Parish

Ascension Parish, Louisiana

Ascension Parish is a parish located in the U.S. state of Louisiana. It is the fastest growing parish in the state. Its population is 107,215 which is 39.9% greater than the 2000 census...

. It spans 2.78 miles (4.5 km) in a west to east direction and is known in Donaldsonville

Donaldsonville, Louisiana

Donaldsonville is a city in and the parish seat of Ascension Parish, Louisiana, United States, along the west bank of the Mississippi River. The population was 7,605 at the 2000 census. It is part of the Baton Rouge Metropolitan Statistical Area.-History:Acadians began to settle in the area in...

 as Albert Street and Marchand Drive.

Route description

From the west, LA 3089 begins at a junction with LA 1

Louisiana Highway 1

Louisiana Highway 1 is a state highway in Louisiana. At 436.20 miles , it is the longest numbered highway of any class in Louisiana. It runs diagonally across the state, connecting the oil and gas fields near the island of Grand Isle with the northwest corner of the state, north of Shreveport.The...

 and LA 18

Louisiana Highway 18

Louisiana Highway 18 is a state highway in Louisiana that serves Ascension, St. James, St. John the Baptist, St. Charles, and Jefferson Parishes. Called the Great River Road, it runs from west to east, parallel to the west bank of the Mississippi River, running from Donaldsonville to Gretna. It...

 in Donaldsonville

Donaldsonville, Louisiana

Donaldsonville is a city in and the parish seat of Ascension Parish, Louisiana, United States, along the west bank of the Mississippi River. The population was 7,605 at the 2000 census. It is part of the Baton Rouge Metropolitan Statistical Area.-History:Acadians began to settle in the area in...

. Immediately after passing Bayou Lafourche

Bayou Lafourche

Bayou Lafourche, originally called Chetimachas River, is a bayou in southeastern Louisiana, United States, that flows into the Gulf of Mexico. The first settlements of Acadians in southern Louisiana were near Bayou Lafourche and Bayou des Écores, which led to a close association of the bayou with...

, it meets LA 308 and LA 945

Louisiana Highway 945

Louisiana Highway 945 is a state highway in Louisiana which serves the city of Donaldsonville in Ascension Parish. The highway spans from its western terminus at Louisiana Highway 308 to its eastern terminus at Louisiana Highway 3089.-Route description:...

. Just after leaving the city limits, LA 3089 ends at an antiquated interchange with LA 70

Louisiana Highway 70

Louisiana Highway 70 is a state highway in Louisiana that serves St. Mary, St. Martin, Assumption, and Ascension Parishes. It is primarily a two-lane highway that spans .-Route description:...

. Prior to LA 70's extension into Ascension Parish from LA 1

Louisiana Highway 1

Louisiana Highway 1 is a state highway in Louisiana. At 436.20 miles , it is the longest numbered highway of any class in Louisiana. It runs diagonally across the state, connecting the oil and gas fields near the island of Grand Isle with the northwest corner of the state, north of Shreveport.The...

 in Plattenville

Plattenville, Louisiana

Plattenville is an unincorporated community in Assumption Parish, Louisiana, United States. The population was 1,965 at the 2000 census.-References:...

, LA 3089 was signed to the Sunshine Bridge and intersected with LA 22

Louisiana Highway 22

Louisiana Highway 22 is a state highway in Louisiana that serves St. Tammany, Tangipahoa, Livingston, and Ascension Parishes. It spans in a rough east/west direction and is bannered in each cardinal direction ....

 near I-10

Interstate 10

Interstate 10 is the fourth-longest Interstate Highway in the United States, after I-90, I-80, and I-40. It is the southernmost east–west, coast-to-coast Interstate Highway, although I-4 and I-8 are further south. It stretches from the Pacific Ocean at State Route 1 in Santa Monica,...

.

LA 3089 provides a shorter and faster route for traffic travelling between LA 1/LA 308 (and points along Bayou Lafourche) and the Sunshine Bridge

Sunshine Bridge

The Sunshine Bridge is a cantilever bridge over the Mississippi River in St. James Parish, Louisiana. Completed in 1963, it carries LA 70, which connects Donaldsonville on the west bank of Ascension Parish with Sorrento on the east bank of Ascension Parish as well as with Gonzales on the east bank...

 (via LA 70) and New Orleans

New Orleans, Louisiana

New Orleans is a major United States port and the largest city and metropolitan area in the state of Louisiana. The New Orleans metropolitan area has a population of 1,235,650 as of 2009, the 46th largest in the USA. The New Orleans – Metairie – Bogalusa combined statistical area has a population...

 (via LA 3127

Louisiana Highway 3127

Louisiana Highway 3127 is a state highway in Louisiana that serves Ascension, St. James, St. John the Baptist, and St. Charles Parishes. It spans in a northwest to southeast direction. It parallels LA 18 along the west bank of the Mississippi River, providing a much shorter inland bypass of...

, just south of the terminus at LA 70). It is four lanes for its entirety, and is divided upon leaving the city limits.

Junction list

Parish	Location	Mile	Junction	Notes
Ascension Ascension Parish, Louisiana Ascension Parish is a parish located in the U.S. state of Louisiana. It is the fastest growing parish in the state. Its population is 107,215 which is 39.9% greater than the 2000 census...	Donaldsonville Donaldsonville, Louisiana Donaldsonville is a city in and the parish seat of Ascension Parish, Louisiana, United States, along the west bank of the Mississippi River. The population was 7,605 at the 2000 census. It is part of the Baton Rouge Metropolitan Statistical Area.-History:Acadians began to settle in the area in...	Western terminus of LA 3089
		0.00	LA 1 Louisiana Highway 1 Louisiana Highway 1 is a state highway in Louisiana. At 436.20 miles , it is the longest numbered highway of any class in Louisiana. It runs diagonally across the state, connecting the oil and gas fields near the island of Grand Isle with the northwest corner of the state, north of Shreveport.The... (West 10th Street to the northwest) (Bayou Road to the south) LA 18 Louisiana Highway 18 Louisiana Highway 18 is a state highway in Louisiana that serves Ascension, St. James, St. John the Baptist, St. Charles, and Jefferson Parishes. Called the Great River Road, it runs from west to east, parallel to the west bank of the Mississippi River, running from Donaldsonville to Gretna. It...  (Bayou Road)	Western terminus of LA 18
		Bridge over Bayou Lafourche Bayou Lafourche Bayou Lafourche, originally called Chetimachas River, is a bayou in southeastern Louisiana, United States, that flows into the Gulf of Mexico. The first settlements of Acadians in southern Louisiana were near Bayou Lafourche and Bayou des Écores, which led to a close association of the bayou with...
		0.05	LA 308 (East Bayou Road)	Northern terminus of LA 308
		0.4	LA 945 Louisiana Highway 945 Louisiana Highway 945 is a state highway in Louisiana which serves the city of Donaldsonville in Ascension Parish. The highway spans from its western terminus at Louisiana Highway 308 to its eastern terminus at Louisiana Highway 3089.-Route description:...  (St. Patrick Street)	Eastern terminus of LA 945
		2.78	LA 70 Louisiana Highway 70 Louisiana Highway 70 is a state highway in Louisiana that serves St. Mary, St. Martin, Assumption, and Ascension Parishes. It is primarily a two-lane highway that spans .-Route description:...	Sunshine Bridge Sunshine Bridge The Sunshine Bridge is a cantilever bridge over the Mississippi River in St. James Parish, Louisiana. Completed in 1963, it carries LA 70, which connects Donaldsonville on the west bank of Ascension Parish with Sorrento on the east bank of Ascension Parish as well as with Gonzales on the east bank...  to the north Junction with LA 3127 Louisiana Highway 3127 Louisiana Highway 3127 is a state highway in Louisiana that serves Ascension, St. James, St. John the Baptist, and St. Charles Parishes. It spans in a northwest to southeast direction. It parallels LA 18 along the west bank of the Mississippi River, providing a much shorter inland bypass of... (traffic to New Orleans) immediately to the south
		Eastern terminus of LA 3089