Proposed System - All Routes
Number Length (mi) Scope Action Remarks Orig.
49 384 Cross-State Reassigned I-49 corridor. 49
50 35 Central LA Reassigned Rural route forming a more-direct route between Leesville and Natchitoches. Serves Simpson and Flatwoods. 50
51 30 Tangipahoa Parish Retained Even if demoted to a LA route, would retain the number 51. 51
52 13.2 Acadiana Reassigned LA "339 south of LA 3073. 52
53 91 Northcentral LA Retained Route from Jena to Homer. Consumes parts of LA 127, 147 and 9. 53
54 42 North LA Reassigned 54
55 30 Terrebonne Parish Retained Consumes LA 316. 55
56 25 Terrebonne Parish Retained 56
57 36.5 Southcentral LA Retained Rural route from Raceland through Houma to extreme southern Terrebonne Parish. 57
58 34.7 Terrebonne Parish Reassigned LA 315 and 311. 58
59 11.6 St. Tammany Parish Retained 59
60 20.4 DeSoto Parish Reassigned LA 172 and LA 5 east of Keatchie. 60
61 116 Interstate Retained 61
62 14 Acadiana Reassigned LA 353. Rural highway from east of Lafayette to St. Martinville. Provides access to Lake Martin. 62
63 213 Interstate Reconfigured Extend to SE LA. Replaces US 167 from Arkansas to Pineville. Then follow US 71 to LA 1, LA 1 to Donaldsonville. Further extension to US 90. 63
64 29.5 Baton Rouge metro Retained Suburban bypass around Baton Rouge, Denham Springs and Walker. 64
65 100 Interstate Retained 65
66 16.6 West Feliciana Parish Retained Kept in state maintenance because of Louisiana State Penitentiary. 66
67 42 Florida Parishes Retained 67
68 25.6 Florida Parishes Retained Reroute. 68
69 11 Southcentral LA Retained Provides a useful shortcut and bypass of Donaldsonville between LA 1 and LA 70. 69
70 8.5 New Orleans metro Reassigned LA 3139 Earhart Expressway. 70
71 269 Interstate Retained Consume US 190 to JCT US 61. 71
72 13.8 East Baton Rouge Parish Reassigned Thru corridor in east Baton Rouge and Central. Joor Rd from LA 64 to Sullivan Rd.; upgraded portion of Sullivan Rd.; Central Thruway; O'Neal Lane. 72
73 24 Lafayette Reassigned LA 3073/3184 (Amb. Caffery Pkwy) around Lafayette. LA 182 between I-10 and I-49 through Carencro. 73
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