Interstate 55 north
The first northbound shield of Interstate 55 resides along the elevated transition ramp from Interstate 10 west ahead of the merge with U.S. 51. Photo taken 11/20/08.
A 70 mile per hour speed limit coasts northbound travelers seven miles to Ruddock and 29 miles to Hammond. Photo taken 11/20/08.
U.S. 51 northbound joins the Interstate 55 viaduct from a half-diamond interchange (Exit 1 of I-55 south). Photo taken 11/20/08.
Interstate 55 & U.S. 51 north
U.S. 51 and Interstate 55 overlap for the next 21 miles, all of which is elevated over bayous associated with Lakes Maurepas and Pontchartrain. Photo taken 11/20/08.
Ruddock and Hammond are now a mile closer than the first mileage sign of Interstate 55 north. Photo taken 11/20/08.
A canal parallels the southbound lanes of Interstate 55 & U.S. 51 from Exit 1 north to Pass Manchac. The freeway shifts course four times over the stretch leading toward Ruddock. Photo taken 11/20/08.
The Exit 7 diamond interchange for Ruddock is the next exit in two miles. Photo taken 11/20/08.
Forthcoming Ruddock was a town of 700 in 1910 based upon a sawmill and the Ruddock Cypress Company. A hurricane destroyed the community in 1915.1 Photo taken 11/20/08.
Old U.S. 51 remains along the east side of Interstate 55 through Ruddock. A short access road connects the freeway viaduct with the two-lane surface road. Photo taken 11/20/08.
Before a sign replacement project later in 2003, the Exit 7 sign bridge for Ruddock included a pull-through panel for Interstate 55 & U.S. 51 north. Photo taken 10/24/03.
U.S. 51 and Interstate 55 shield assembly posted after the Ruddock on-ramp. U.S. 51 remains next to or with I-55 northward through Jackson, Mississippi and Memphis, Tennessee. Photo taken 11/20/08.
Manchac, located seven miles north at Pass Manchac, is the next northbound exit. Hammond is now 21 miles away. Photo taken 11/20/08.
2 photos
2 photos
Interstate 55 & U.S. 51 kink slightly more northerly from Bayou Black toward the settlement of Galva. Photos taken 11/20/08.
Viaducts of Interstate 55 & U.S. 51 come together just beyond the two-mile overhead for Manchac (Exit 15). Photo taken 11/20/08.
Reaching the crossing of Manchac Pass on Interstate 55 & U.S. 51 north. The bridges span eastern fringes of Lake Maurepas near the Manchac Wildlife Management Area. Visible to the right is the 1957 bridge carrying old U.S. 51 and a Canadian National Railroad lift bridge. Photo taken 11/20/08.
A diamond interchange resides north of Pass Manchac, connecting Interstate 55 & U.S. 51 with Old U.S. 51 near Manchac. Manchac includes a seafood restaurant as the food option touted on the services sign. Photo taken 11/20/08.
Lining Pass Manchac, the waterway that links Lakes Maurepas and Pontchartrain, is the Tangipahoa Parish line. Interstate 55 northbound enters its second and last parish in Louisiana here. Photo taken 11/20/08.
A number of fish camps and small marinas dot the landscape of Manchac below the Interstate 55 & U.S. 51 viaducts on Jones Island. Photo taken 11/20/08.
2 photos
2 photos
Exit 15 lowers from Interstate 55 & U.S. 51 to Old U.S. 51. Port Manchac Distribution Center lies a short distance away at North Pass. Photos taken 11/20/08.
A third set of Interstate 55 & U.S. 51 shields follows the Manchac interchange near North Pass. Photo taken 11/20/08.
Ponchatoula and Hammond are the first Tangipahoa cities along Interstate 55 & U.S. 51 north. Ponchatoula is the next exit as well. Photo taken 11/20/08.
Approaching Ponchatoula and the end of the 23 mile viaduct of Interstate 55. U.S. 51 Business (Railroad Avenue) takes traffic to Ponchatoula via upcoming Exit 22 as U.S. 51 remains on the Interstate 55 mainline for an additional five miles. Photo taken 11/20/08.
One mile south of the Exit 23 trumpet interchange with U.S. 51 Business along Interstate 55 & U.S. 51 north. The Ponchatoula and Hammond bypass of U.S. 51 opened in 1960. Photo taken 11/20/08.
Old U.S. 51 merges with Interstate 55 at Exit 22 and emerges as the business route into Ponchatoula via Exit 23. U.S. 51 Business follows Railroad Avenue north to junction Louisiana 22 (Pine Street) and Pine Street west to Veterans Avenue to Hammond. Photo taken 11/20/08.
Interstate 55 & U.S. 51 reassurance shields posted after the Exit 26 departure of U.S. 51 Business. A frontage road system begins for the freeway ahead. Photo taken 11/20/08.
The freeway curves into the city of Ponchatoula, one mile south of the Exit 26 full-cloverleaf interchange with Louisiana 22 (Pine Street). Photo taken 11/20/08.
The frontage road system comes into view as Interstate 55 & U.S. 51 near the Exit 26 collector/distributor road departure for Louisiana 22 (Pine Street). Photo taken 11/20/08.
A c/d roadway departs Interstate 55 & U.S. 51 north for Louisiana 22 east to Ponchatoula and west to Springfield. Photo taken 11/20/08.
Historical look at the original sign bridge for the Exit 26 c/d roadway on Interstate 55 & U.S. 51 north. Photo taken 10/24/03.
The eastbound off-ramp for Louisiana 22 (Pine Street) departs the Exit 26 c/d roadway. Pine Street intersects U.S. 51 Business nearby and the two highways overlap 0.9 miles into downtown Ponchatoula. LA-22 continues from the city to Bedico, Madisonville and a conclusion at Covington. Photo taken 11/20/08.
The c/d roadway reduces to one lane underneath the Pine Street overpass ahead of the loop ramp departure to Louisiana 26 westbound. The state highway continues west out of Ponchatoula 5.5 miles to junction Louisiana 43 at the village of Springfield. Connections with LA-1037 at Springfield lead motorists 13 miles to Tickfaw State Park. Photo taken 11/20/08.
Leaving Ponchatoula, Interstate 55 & U.S. 51 continue with frontage roads through to their split at Hammond. Photo taken 11/20/08.
Mileage sign that was posted on the freeway between Exits 26 and 28. The Mississippi state capital of Jackson resides 128 miles north at junction Interstate 20. Photo taken 10/24/03.
U.S. 51 and Interstate 55 part ways at the Exit 28 trumpet interchange to Morrison Boulevard. Photo taken 11/20/08.
The 1960 bypass of U.S. 51 concludes at the Exit 28 off-ramp to Hammond. Interstate 55 north from Hammond came later by 1968. U.S. 51 follows Morrison Boulevard to the west of downtown Hammond while U.S. 51 Business serves downtown via Railroad Avenue and Oak Street and an end at U.S. 190 (Thomas Street / Morris Avenue). Photo taken 11/20/08.
U.S. 51 travels east of Interstate 55 through the city of Hammond and the remainder of the freeway to Mississippi as I-55 prepares for its junction with Interstate 12 (Exits 29A/B). Photo taken 11/20/08.
Interstate 55 north
A full-cloverleaf interchange joins Interstates 55 and 12 on the southwest side of Hammond. Interstate 12 comprises an 85-mile route linking Interstate 10 at Baton Rouge with Interstates 10 and 59 at Slidell. The freeway represents the east-west through route in Southeastern Louisiana as I-10 loops southward into Greater New Orleans. Photo taken 11/20/08.
Exit 29A departs Interstate 12 east for Covington, Mandeville and Slidell. Photo taken 11/20/08.
38 miles of Interstate 12 exist between Interstate 55, Exit 29B loop ramp and Interstate 10 at the city of Baton Rouge. Photo taken 10/24/03.



  1. Ruddock, Louisiana @

Photo Credits:

10/24/03, 11/20/08 by AARoads

Connect with:
U.S. Highway 190

Page Updated 09-24-2012.