Road Information

Interstate 12 in Louisiana    
Total Mileage in State: 85 miles
Eastern End: At I-10/I-59, in Slidell
Western End: At I-10, in Baton Rouge
Mileage covered in Photos: 85 miles
Parishes covered in Photos: St. Tammany, Tangipahoa, Livingston, East Baton Rouge
Major Junctions in Photos: I-10/I-59, in Slidell
US 11, in Slidell
I-55, in Hammond
I-10, in Baton Rouge
Control Cities in Photos: Slidell, Hammond, Denham Springs, Baton Rouge

Westbound

Sections:
  • Section 1: Interstate 10/Interstate 59 to Hammond (Exit 40)
  • Section 2: Hammond (Exit 40) to Interstate 10

Section 1: Interstate 10/Interstate 59 to Hammond (Exit 40)

   

Interstate 12 West begins here, at Exit 267B on Interstate 10 West in Slidell. (Photo taken 12/10/20).

The ramp to Interstate 12 West from Interstate 10 West via Exit 267B continues and provides access to Interstate 59 North here via Exit 267A. (Photo taken 12/10/20).

Interstate 12 West as it passes over the ramps from Interstate 10 East to Interstate 59 North and Interstate 59 South to Interstate 10 East. (Photo taken 12/10/20).

View on Interstate 12 West as traffic from Interstate 59 South and Interstate 10 East prepares to merge into it ahead on the right. I-12 West starts out three lanes wide in Slidell. (Photo taken 12/10/20).

The speed limit on Interstate 12 West starts out at 70 mph. This is the standard speed limit on most (but not all) rural Interstate highways in Louisiana. (Photo taken 12/10/20).

Interstate 12 West at Exit 83: US 11 - Pearl River / Slidell (Photo taken 12/10/20).

Interstate 12 West reassurance shield. (Photo taken 12/10/20).

Take Exit 80 to North Shore Square Mall. (Photo taken 12/10/20).

View on Interstate 12 West at mile marker 82. (Photo taken 12/10/20).

Also take Exit 80 to Southeast Louisiana Veterans Cemetery. (Photo taken 12/10/20).

Interstate 12 West at Exit 80: Northshore Blvd / Airport Dr (Photo taken 12/10/20).

State-named Interstate 12 West reassurance shield. (Photo taken 12/10/20).

Mileage sign on Interstate 12 West. It's 5 miles to the junction of LA 434 and 39 miles to Hammond. (Photo taken 12/10/20).

Interstate 12 West at mile marker 79. (Photo taken 12/10/20).

View on Interstate 12 West at mile marker 78. (Photo taken 12/10/20).

Mile marker 76 on Interstate 12 West in St. Tammany Parish. (Photo taken 12/10/20).

Take Exit 74 to Northshore Tech Community College (NTCC) and Big Branch Marsh National Wildlife Refuge. (Photo taken 12/10/20).

Interstate 12 West at Exit 74: LA 434 - Lacombe / St. Tammany (Photo taken 12/10/20).

View on Interstate 12 West at mile marker 72. (Photo taken 12/10/20).

Interstate 12 West at mile marker 71. (Photo taken 12/10/20).

Interstate 12 West at Exit 68: LA 1088 / To LA 36 - Mandeville (Photo taken 12/10/20).

View on Interstate 12 West at mile marker 67. (Photo taken 12/10/20).

Take Exit 65 to Fontainebleau State Park. (Photo taken 12/10/20).

Interstate 12 West at Exit 65: LA 59 - Mandeville / Abita Springs (Photo taken 12/10/20).

Interstate 12 West approaching Exits 63B-A - 1 mile. (Photo taken 12/10/20).

Interstate 12 West approaching Exit 63B. (Photo taken 12/10/20).

Take Exit 63B to Bogalusa. (Photo taken 12/10/20).

Interstate 12 West at Exit 63B: US 190 West - Covington (Photo taken 12/10/20).

Take Exit 63A to New Orleans via the Causeway Toll Bridge. (Photo taken 12/10/20).

Interstate 12 West at Exit 63A: US 190 East - Mandeville (Photo taken 12/10/20).

Interstate 12 West at Exit 60: Pinnacle Pkwy / E Brewster Rd (Photo taken 12/10/20).

Take Exit 59 to Fairview Riverside State Park. (Photo taken 12/10/20).

Interstate 12 West at Exit 59: LA 21 - Madisonville / Covington (Photo taken 12/10/20).

The speed limit remains the rural standard 70 mph on Interstate 12 West. (Photo taken 12/10/20).

Interstate 12 West at Exit 57: LA 1077 - Madisonville / Goodbee (Photo taken 12/10/20).

Another state-named Interstate 12 West reassurance shield. (Photo taken 12/10/20).

Mileage sign on Interstate 12 West. It's 9 miles to the junction of LA 445 and 16 miles to Hammond. (Photo taken 12/10/20).

View on Interstate 12 West at mile marker 55. (Photo taken 12/10/20).

Interstate 12 West at mile marker 54. (Photo taken 12/10/20).

At mile marker 53, Interstate 12 West enters Tangiahoa Parish. (Photo taken 12/10/20).

View on Interstate 12 West at mile marker 50. (Photo taken 12/10/20).

Interstate 12 West at Exit 47: LA 445 - Robert (Photo taken 12/10/20).

Interstate 12 West as it prepares to cross the Tangipahoa River. (Photo taken 12/10/20).

Mile marker 46 on Interstate 12 West in Tangipahoa Parish. (Photo taken 12/10/20).

Take either of the next 2 exits to Hammond. (Photo taken 12/10/20).

Take Exit 42 to Chappapeela Sports Park and Hammond Northshore Regional Airport. (Photo taken 12/10/20).

Interstate 12 West at Exit 42: LA 3158 - Airport Rd (Photo taken 12/10/20).

Take Exit 40 to Southeastern Louisiana University. (Photo taken 12/10/20).

Interstate 12 West at Exit 40: US 51 Business - Ponchatoula / Hammond (Photo taken 12/10/20).

Section 2: Hammond (Exit 40) to Interstate 10

   

Interstate 12 West approaching Exits 38B-A - 1 mile. (Photo taken 12/10/20).

Interstate 12 West at Exit 38B: Interstate 55 North - Jackson (Photo taken 12/10/20).

Interstate 12 West at Exit 38A: Interstate 55 South - New Orleans (Photo taken 12/10/20).

View on Interstate 12 West at mile marker 37. (Photo taken 12/10/20).

Weigh Station on Interstate 12 West in Tangipahoa Parish. (Photo taken 12/10/20).

Interstate 12 West at Exit 35: LA 1249 - Pumpkin Center / Baptist (Photo taken 12/10/20).

The speed limit remains 70 mph for all traffic. (Photo taken 12/10/20).

Interstate 12 West as it enters Livingston Parish. (Photo taken 12/10/20).

Take Exit 32 to Tickfaw State Park. (Photo taken 12/10/20).

Also take Exit 32 to Audubon Golf Trail. (Photo taken 12/10/20).

Interstate 12 West at Exit 32: LA 43 - Springfield / Albany (Photo taken 12/10/20).

A foggy view on Interstate 12 West at mile marker 30. (Photo taken 12/10/20).

Interstate 12 West at Exit 29: LA 441 - Holden (Photo taken 12/10/20).

Mile marker 28 on Interstate 12 West in Livingston Parish. (Photo taken 12/10/20).

View on Interstate 12 West at mile marker 25. (Photo taken 12/10/20).

Interstate 12 West at mile marker 24. (Photo taken 12/10/20).

Interstate 12 West at Exit 22: LA 63 - Frost / Livingston (Photo taken 12/10/20).

Speed limit sign at mile marker 22. The speed limit remains 70 mph. (Photo taken 12/10/20).

At mile marker 21, Interstate 12 West begins to maintain three lanes. It will carry three lanes the rest of the way to its western terminus at Interstate 10 in Baton Rouge. (Photo taken 12/10/20).

Interstate 12 West at Exit 19: CR 45 - Colyell / Satsuma (Photo taken 12/10/20).

Another Interstate 12 West reassurance shield. (Photo taken 12/10/20).

Mileage sign at mile marker 19. It's 3 miles to the junction of LA 447 and 11 miles to Baton Rouge. (Photo taken 12/10/20).

View on Interstate 12 West at mile marker 17. (Photo taken 12/10/20).

Interstate 12 West at Exit 15: LA 447 - Port Vincent / Walker (Photo taken 12/10/20).

Take either of the next 2 exits to Denham Springs. (Photo taken 12/10/20).

Mile marker 14 on Interstate 12 West in Livingston Parish. (Photo taken 12/10/20).

Interstate 12 West at Exit 12: LA 1026 - Juban Rd (Photo taken 12/10/20).

View on Interstate 12 West at mile marker 11. (Photo taken 12/10/20).

Take Exit 10 to the Downtown Historic District. (Photo taken 12/10/20).

Interstate 12 West at Exit 10: LA 3002 - Denham Springs (Photo taken 12/10/20).

Interstate 12 West reassurance shield. (Photo taken 12/10/20).

At mile marker 9.2, the speed limit decreases to 65 mph. (Photo taken 12/10/20).

Interstate 12 West as it enters East Baton Rouge Parish by crossing the Amite River at mile marker 8.8. (Photo taken 12/10/20).

Approaching Exit 7, Interstate 12 West enters the Baton Rouge city limits. (Photo taken 12/10/20).

Interstate 12 West at Exit 7: O'Neal Lane (Photo taken 12/10/20).

Interstate 12 West at Exit 6: Millerville Road (Photo taken 12/10/20).

Interstate 12 West at Exit 4: Sherwood Forest Boulevard (Photo taken 12/10/20).

Take Exit 2B to Hammond Aire Plaza. (Photo taken 12/10/20).

Interstate 12 West at Exit 2B: US 61 North - Airline Hwy (Photo taken 12/10/20).

Interstate 12 West at Exit 2A: US 61 South - Airline Hwy (Photo taken 12/10/20).

At mile marker 2.4, the speed limit decreases to 60 mph. (Photo taken 12/10/20).

Interstate 12 West at Exit 1C: Drusilla Lane / Jefferson Hwy (Photo taken 12/10/20).

In addition to the maximum speed limit decreasing to 60 mph as Interstate 12 West nears Baton Rouge, a minimum speed limit of 45 mph also applies. (Photo taken 12/10/20).

View on Interstate 12 West at mile marker 2. (Photo taken 12/10/20).

Interstate 12 West approaching Exit 1A. The right lane of I-12 West will become an exit only lane for Exit 1A. (Photo taken 12/10/20).

Interstate 12 West at Exit 1A: Interstate 10 East - New Orleans (Photo taken 12/10/20).

View on Interstate 12 West as it passes under its ramp to Interstate 10 East via Exit 1A. (Photo taken 12/10/20).

Advance signage for Exit 158, which will be the first exit on Interstate 10 West as Interstate 12 prepares to reach its western terminus, at which point its three westbound lanes will merge into I-10 West. (Photo taken 12/10/20).

Here, Interstate 12 reaches its western terminus as its three lanes merge into the two thru lanes of Interstate 10 West, which we see here on the left. (Photo taken 12/10/20).

A closer view as Interstate 12 West merges into the westbound lanes of Interstate 10 at the western terminus of I-12 in Baton Rouge. (Photo taken 12/10/20).