Tangipahoa County, LA
477 public highway bridges
Tangipahoa County Bridge Snapshot
Tangipahoa County, Louisiana contains 477 public highway bridges in the FHWA National Bridge Inventory. Roughly 36.7% are rated “Good,” 41.1% “Fair,” 13.4% “Poor,” and 13.4% are classified as structurally deficient — the federal designation for spans whose deck, superstructure, or substructure has been rated 4 or below on the 0–9 NBI scale. Structurally deficient does not mean unsafe to cross; it means the bridge is on the priority list for repair or replacement.
Inspections in LA are conducted by certified engineers from the state Department of Transportation on a 24-month cycle, and results are reported back to the FHWA each spring. The list below shows every NBI-tracked bridge in the county, sorted by inventory load rating. Use the “Sort by” controls to surface the lowest-rated spans first, and click any row for full inspection history, traffic counts, and condition trends.
Source: FHWA National Bridge Inventory. See methodology for full definitions.
Condition Distribution
All Bridges (477)
US0051
UnknownOver: US 51 OVER I-55
US051, Tangipahoa, LA
US0051
UnknownOver: LA-US-51 OVER I-12
0.3 MI NO I-55, Tangipahoa, LA
LA0010
UnknownOver: LA 10 OVER I-55
LA 0010, Tangipahoa, LA
LA0022
UnknownOver: LA 22 OVER I-55
LA0022, Tangipahoa, LA
LA0442
UnknownOver: LA 442 OVER I-55
LA0442, Tangipahoa, LA
LA0440
UnknownOver: LA 440 OVER I-55
LA0440, Tangipahoa, LA
LA0445
UnknownOver: LA 445 OVER I-12
I0012, Tangipahoa, LA
LA0040
UnknownOver: LA 40 OVER I-55
LA0040, Tangipahoa, LA
I0055
UnknownOver: ELEVATED RDWY
11.0 M S OF LA 22, Tangipahoa, LA
I0055
UnknownOver: MANCHAC INT/SERVICE RD
11.0 M S OF LA 22, Tangipahoa, LA
TOBIN Rd
UnknownOver: I-55
TOBIN ROAD OVER I-55, Tangipahoa, LA
I0055
UnknownOver: I-55 OVER US 190
I0055, Tangipahoa, LA
I0055
UnknownOver: US0190
1 Mile south of LA 3234, Tangipahoa, LA
NEW GENESSEE RD
UnknownOver: I-55
I0055, Tangipahoa, LA
W BLACKCAT Rd
UnknownOver: I-55
1.9 M N OF LA 442, Tangipahoa, LA
I0055
UnknownOver: I-55 OVER LA 16
I0055, Tangipahoa, LA
I0055
UnknownOver: I-55 OVER LA 16
I0055, Tangipahoa, LA
HOUEYE Rd
UnknownOver: I-55
I0055, Tangipahoa, LA
I0055
UnknownOver: I-55 OVER LA 1048
I0055, Tangipahoa, LA
I0055
UnknownOver: I-55 OVER LA 1048
I0055, Tangipahoa, LA
I0055
UnknownOver: I-55 OVER LA 1049
I0055, Tangipahoa, LA
I0055
UnknownOver: I-55 OVER LA 1049
I0055, Tangipahoa, LA
I0055
UnknownOver: I-55 OVER LA 38
I0055, Tangipahoa, LA
I0055
UnknownOver: I-55 OVER LA 38
I0055, Tangipahoa, LA
HAPPYWOODS Rd
UnknownOver: I-12
0.6 M W OF I-55, Tangipahoa, LA
I0012
UnknownOver: I-12 OVER I-55
I0012, Tangipahoa, LA
I0012
UnknownOver: I-12 OVER I-55
I0012, Tangipahoa, LA
I0012
UnknownOver: I-12 OVER US 51 BUS
I0012, Tangipahoa, LA
I0012
UnknownOver: US 51 BUS.
I0012, Tangipahoa, LA
S RANGE Rd
UnknownOver: I-12
I0010, Tangipahoa, LA
I0012
UnknownOver: LA 3158 (Airport Rd)
I0010, Tangipahoa, LA
I0012
UnknownOver: LA 3158 (Airport Rd)
I0010, Tangipahoa, LA
SONTHEIMER Rd
UnknownOver: I-12
I0012, Tangipahoa, LA
FIRETOWER Rd
UnknownOver: I-12
I0012, Tangipahoa, LA
LA1050
UnknownOver: LA 1050 OVER I-55
LA1050, Tangipahoa, LA
LA1064
UnknownOver: LA 1064 OVER I-55
LA1064, Tangipahoa, LA
LA1040
UnknownOver: LA 1040 OVER I-55
LA1040, Tangipahoa, LA
LA1249
UnknownOver: I-12
2.1 M E OF LA 43, Tangipahoa, LA
LA1053
UnknownOver: LA 1053 OVER I-55
LA1053, Tangipahoa, LA
LA1063
UnknownOver: LA 1063 OVER I-55
LA1063, Tangipahoa, LA
US0051-B
UnknownOver: US 51B OVER I-55
US0051, Tangipahoa, LA
LA3234
UnknownOver: I0055
1.65 MI WEST INTER US 51, Tangipahoa, LA
LA1062
FairOver: DRAIN
3.5 M SE OF LA 445, Tangipahoa, LA
LA1061
FairOver: HORSE BRANCH
2.2 M NE OF LA 1054, Tangipahoa, LA
Traino Rd
FairOver: CANAL
3 MI S. OF LA 22 TRAIN RD, Tangipahoa, LA
LA1054
FairOver: BIG CREEK
LA1054, Tangipahoa, LA
LA1048
FairOver: NATALBANY CREEK
LA1048, Tangipahoa, LA
Bankston Rd
FairOver: CREEK
3.2 MI SE OF SR 16 E, Tangipahoa, LA
LA0010
FairOver: HAMILTON CREEK
0.7 M E OF LA 1061, Tangipahoa, LA
Soloman Rd
FairOver: CREEK
2.6 MI SW OF JCT 51, Tangipahoa, LA
Read our methodology — how this data is sourced, computed, and verified.
Related
| Publisher | Kiznis Studio |
| Sources | FHWA National Bridge Inventory, public U.S. government datasets |