Louisiana Highway 415 (LA 415) is a

state highway A state highway, state road, or state route (and the equivalent provincial highway, provincial road, or provincial route) is usually a road that is either ''numbered'' or ''maintained'' by a sub-national state or province. A road numbered by a ...

Louisiana Louisiana , group=pronunciation (French: ''La Louisiane'') is a state in the Deep South and South Central regions of the United States. It is the 20th-smallest by area and the 25th most populous of the 50 U.S. states. Louisiana is borde ...

. It spans north–south through

West Baton Rouge Parish West Baton Rouge Parish (french: Paroisse de Bâton Rouge Ouest) is one of the sixty-four parishes in the U.S. state of Louisiana. Established in 1807, its parish seat is Port Allen. With a 2020 census population of 27,199 residents, West Baton ...

and

Pointe Coupee Parish Pointe Coupee Parish ( or ; french: Paroisse de la Pointe-Coupée) is a parish located in the U.S. state of Louisiana. As of the 2010 census, the population was 22,802; in 2020, its population was 20,758. The parish seat is New Roads. Pointe ...

for .

Route description

LA 415 begins at

Interstate 10 Interstate 10 (I-10) is the southernmost cross-country highway in the American Interstate Highway System. I-10 is the fourth-longest Interstate in the United States at , following I-90, I-80, and I-40. This freeway is part of the originally pl ...

's exit 151 in West Baton Rouge Parish, west of Port Allen. Just north of the interchange, LA 415 begins a

concurrency Concurrent means happening at the same time. Concurrency, concurrent, or concurrence may refer to: Law * Concurrence, in jurisprudence, the need to prove both ''actus reus'' and ''mens rea'' * Concurring opinion (also called a "concurrence"), a ...

with LA 76. The two routes travel north as a four-lane undivided highway with a

center turn lane A reversible lane (British English: tidal flow) is a lane in which traffic may travel in either direction, depending on certain conditions. Typically, it is meant to improve traffic flow during rush hours, by having overhead traffic lights and li ...

. After LA 76 exits the concurrency, LA 415 continues north and widens to a

divided highway A dual carriageway ( BE) or divided highway ( AE) is a class of highway with carriageways for traffic travelling in opposite directions separated by a central reservation (BrE) or median (AmE). Roads with two or more carriageways which are ...

. In the unincorporated community of Lobdell, LA 415 turns off the divided highway to continue north on a two-lane undivided road. The divided highway continues for about as LA 415 Spur and provides access to westbound

U.S. Route 190 U.S. Route 190 (US 190) is an east–west United States Highway in Louisiana and Texas. Segments of US 190 will be upgraded to Interstate 14 (I-14); the first segment was opened on January 26, 2017. Route description , - , TX , , - , ...

and northbound LA 1. LA 415 makes two sharp turns to pass under US 190 and LA 1 with access to eastbound US 190 and southbound LA 1 being provided via nearby roads. Just before a

levee A levee (), dike (American English), dyke (English in the Commonwealth of Nations, Commonwealth English), embankment, floodbank, or stop bank is a structure that is usually soil, earthen and that often runs parallel (geometry), parallel to ...

to the

Mississippi River The Mississippi River is the second-longest river and chief river of the second-largest drainage system in North America, second only to the Hudson Bay drainage system. From its traditional source of Lake Itasca in northern Minnesota, it f ...

, the road comes to a

T-intersection A three-way junction (or three-way intersection) is a type of road intersection with three arms. A Y junction (or Y intersection) generally has three arms of equal size coming at an acute or obtuse angle to each other; while a T junction (or T ...

with LA 986 at its northern terminus. LA 415 makes a left onto the road paralleling the levee. The road continues to parallel the levee through northern West Baton Rouge and eastern Pointe Coupee parishes passing multiple minor state highways along its route. Near its northernmost stretches, LA 415 travels on land that was once the channel of the Mississippi River. Access to the lake formerly part of the river, known as the False River, is provided by LA 416 and LA 414, the latter of which has a concurrency with LA 415. The highway turns west away from the Mississippi River at LA 981's southern terminus. Along Patin Dyke Road, LA 415 ends at LA 413 about east of the town limits of

New Roads New Roads (historically french: Poste-de-Pointe-Coupée) is a city in and the parish seat of Pointe Coupee Parish, Louisiana, Pointe Coupee Parish, Louisiana, United States. The center of population of Louisiana was located in New Roads in 2000. T ...

Major junctions

Spur route

Louisiana Spur Highway 415 (SPUR LA 415) is a highway in Port Allen, Louisiana. It runs from south to north, connecting mainline LA 415 with

US 190 U.S. Route 190 (US 190) is an east–west United States Highway in Louisiana and Texas. Segments of US 190 will be upgraded to Interstate 14 (I-14); the first segment was opened on January 26, 2017. Route description , - , TX , , - , ...

and LA 1. Starting at an intersection with LA 415 and LA 987-3, LA 415 Spur serves the purpose of moving traffic from US 190 onto LA 415 south towards

I-10 Interstate 10 (I-10) is the southernmost cross-country highway in the American Interstate Highway System. I-10 is the fourth-longest Interstate in the United States at , following I-90, I-80, and I-40. This freeway is part of the originally pl ...

and

Baton Rouge Baton Rouge ( ; ) is a city in and the capital of the U.S. state of Louisiana Louisiana , group=pronunciation (French: ''La Louisiane'') is a state in the Deep South and South Central regions of the United States. It is the 20th-sma ...

. It is signed southbound as South Spur LA 415, but is signed northbound only as Alternate Route I-10.

References

External links

{{Attached KML
LADOTD map of Numbered Highways in Louisiana
0415 Transportation in West Baton Rouge Parish, Louisiana Transportation in Pointe Coupee Parish, Louisiana

415 __NOTOC__ Year 415 ( CDXV) was a common year starting on Friday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Honorius and Theodosius (or, less frequently, year 1168 '' ...