Road Information

Interstate 55 in Louisiana Total Mileage in State: 66 miles
Northern End: At Mississippi state line
Southern End: At I-10, in La Place
Mileage covered in Photos: 29 miles
Parishes covered in Photos: Tangipahoa, St. John the Baptist
Major Junctions in Photos: US 51, in Hammond
I-10, in La Place
Control Cities in Photos: Hammond, La Place

Southbound

   

Interstate 55 South at mile marker 29.  (Photo taken 5/22/15).

Interstate 55 South at Exit 28: US 51 North - Hammond  (Photo taken 5/22/15).

Take Exit 26 to Tickfaw State Park.  (Photo taken 5/22/15).

Exit 26 provides access to the final fuel services for 26 miles.  (Photo taken 5/22/15).

Interstate 55 South at Exit 26: LA 22 - Springfield / Ponchatoula  (Photo taken 5/22/15).

Dual Interstate 55 South / US 51 South assurance shields just beyond Exit 26.  (Photo taken 5/22/15).

Speed limit assurance sign on Interstate 55 South. The speed limit on most rural Interstates in Louisiana is 70 mph, as this sign reads.  (Photo taken 5/22/15).

Mileage/distance sign on Interstate 55 South. It's 2 miles to the junction of US 51 Business and 46 miles to New Orleans.  (Photo taken 5/22/15).

Interstate 55 South at mile marker 25.  (Photo taken 5/22/15).

Interstate 55 South at Exit 23: US 51 Business - Ponchatoula  (Photo taken 5/22/15).

Interstate 55 South at Exit 22: Frontage Road  (Photo taken 5/22/15).

Interstate 55 South at mile marker 21, as it begins to cross the 21-mile long Manchac Swamp Bridge. This makes it one of the longest bridges over water in the world.  (Photo taken 5/22/15).

Interstate 55 South at mile marker 20, continuing south across the Manchac Swamp Bridge.  (Photo taken 5/22/15).

Interstate 55 South at mile marker 18.  (Photo taken 5/22/15).

Interstate 55 South at Exit 15: Manchac  (Photo taken 5/22/15).

Interstate 55 South at mile marker 15.  (Photo taken 5/22/15).

Dual Interstate 55 South / US 51 South assurance shields near mile marker 14.8.  (Photo taken 5/22/15).

Mileage sign near mile marker 14.6. It's 7 miles to Ruddock and 15 miles to the junction of Interstate 10 (southern terminus of I-55).  (Photo taken 5/22/15).

Interstate 55 South at mile marker 14.4.  (Photo taken 5/22/15).

Interstate 55 South at mile marker 13.  (Photo taken 5/22/15).

Interstate 55 South at mile marker 11.  (Photo taken 5/22/15).

Interstate 55 South at Exit 7: Ruddock  (Photo taken 5/22/15).

Interstate 55 South / US 51 South assurance shields just south of Exit 7.  (Photo taken 5/22/15).

Mileage sign just south of Exit 7. It's 7 miles to the junction of Interstate 10 and 27 miles to New Orleans via I-10 East.  (Photo taken 5/22/15).

Interstate 55 South at mile marker 6.  (Photo taken 5/22/15).

Interstate 55 South at mile marker 4.  (Photo taken 5/22/15).

Interstate 55 South at mile marker 3.  (Photo taken 5/22/15).

Interstate 55 South at mile marker 2.  (Photo taken 5/22/15).

Interstate 55 South approaching Exit 1 - 1 mile.  (Photo taken 5/22/15).

Interstate 55 South at Exit 1: US 51 / To Interstate 10 West - Baton Rouge / La Place. Stay straight to go onto Interstate 10 East toward New Orleans.  (Photo taken 5/22/15).