Location: I-55 and US 51, Tangipahoa Psh Reassurance shield as US 51 joins. Location: I-55 and Pine St, Tangipahoa Psh In a mile we’ll approach Louisiana 22. Location: I-55 and Pine St, Tangipahoa Psh 22 heads east into Ponchatoula and west to Springfield. Location: I-55 and Pine St, Tangipahoa Psh Exit for Louisiana 22.  S … Continue reading Interstate 55, US-51 to LA-22