Total Bridges
12,699
Public highway bridges in Louisiana
State profile · Above median Poor share
Louisiana bridge safety
Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Louisiana, based on the FHWA National Bridge Inventory.
- 12,699
- Public bridges
- 36.2%
- Good condition
- 11.0%
- Poor condition
Data updated May 2026
Good Condition
36.2%
4,603 bridges rated 7-9
-13.8pp vs 50% benchmark
Poor Condition
11.0%
1,397 bridges whose lowest applicable component is rated 0-4
4.0pp vs national avg 7.0%
Louisiana vs national bridge condition
Louisiana - Good condition share 36.2%
National avg
Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).
Louisiana - Poor-condition share 36.7%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
Counties (64)
Acadia 282 Allen 178 Ascension 216 Assumption 68 Avoyelles 147 Beauregard 221 Bienville 190 Bossier 270 Caddo 682 Calcasieu 463 Caldwell 124 Cameron 58 Catahoula 70 Claiborne 148 Concordia 42 De Soto 201 East Baton Rouge 548 East Carroll 55 East Feliciana 133 Evangeline 156 Franklin 131 Grant 209 Iberia 143 Iberville 80 Jackson 163 Jefferson 379 Jefferson Davis 240 LaSalle 195 Lafayette 323 Lafourche 130 Lincoln 171 Livingston 253 Madison 104 Morehouse 136 Natchitoches 313 Orleans 382 Ouachita 337 Plaquemines 34 Pointe Coupee 50 Rapides 523 Red River 63 Richland 207 Sabine 195 St. Bernard 47 St. Charles 82 St. Helena 139 St. James 26 St. John the Baptist 40 St. Landry 317 St. Martin 116 St. Mary 124 St. Tammany 360 Tangipahoa 477 Tensas 52 Terrebonne 215 Union 121 Vermilion 261 Vernon 341 Washington 285 Webster 194 West Baton Rouge 73 West Carroll 88 West Feliciana 108 Winn 220
Louisiana vs nearby ranks
Adjacent states by Poor-condition share (lower share = better)
States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below Louisiana on the same metric.
PA
Pennsylvania
10.50% top marginal rate
ND
North Dakota
10.84% top marginal rate
LA
Louisiana
11.00% top marginal rate
PR
Puerto Rico
11.98% top marginal rate
ME
Maine
13.23% top marginal rate
Bridges Needing Most Attention in Louisiana
Six lowest-condition bridges in Louisiana, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.
Layton Coco Xing
PoorOver: BAYOU DES GLAISES
0.01 MI. EAST OF LA 451, Avoyelles, LA
Built 1986 Load: 0.9 t ADT: 40
LA1077
PoorOver: BLACK BAYOU
1.1 M S OF LA 22, St. Tammany, LA
Built 1965 Load: 0.9 t ADT: 1,019
LA0308
PoorOver: BAYOU LAFOURCHE
.01 MI NORTH OF LA 1, Lafourche, LA
Built 1970 Load: 1.0 t ADT: 5,198
Ebeneezer Tap Rd
PoorOver: JONES CREEK
0.65 Mi South of LA 500, LaSalle, LA
Built 1989 Load: 1.2 t ADT: 300
Anderson Rd
PoorOver: HYDE BR.
2 MI S OF 1054 & 440, Tangipahoa, LA
Built 1960 Load: 1.2 t ADT: 25
Stubblefield Rd
PoorOver: BAYOU ROUGE
APPROX. 1 M. S. OF LA 361, Avoyelles, LA
Built 1975 Load: 2.3 t ADT: 40
All Bridges in Louisiana
LA0789
PoorOver: FOSTER CREEK
4.4 MI SOUTH OF LA 169, Caddo, LA
Built 1971 Load: 22.0 t ADT: 1,504
US0090
PoorOver: KAYOUCHE COULEE
0.7 MI E OF LA 14, Calcasieu, LA
Built 1958 Load: 22.0 t ADT: 6,080
WEST 18TH STREET
PoorOver: GUM CREEK
0.6 MI W of LA 385, Calcasieu, LA
Built 1965 Load: 22.0 t ADT: 4,078
Bailey Town Rd
PoorOver: BAILEY TN RD,LTL CRNY B
6.82 MI. E. OF LA. 2, Claiborne, LA
Built 1975 Load: 22.0 t ADT: 65
Neff Ln
PoorOver: DRAINAGE BAYOU
3.1 MI.ENE LA64,LA67, East Baton Rouge, LA
Built 1965 Load: 22.0 t ADT: 22
LA0123
PoorOver: FISH CREEK
7.27 MI EAST OF US 167, Grant, LA
Built 1974 Load: 22.0 t ADT: 595
LA3046
PoorOver: LA SOU/KCS RR & CLAIBORN
0.85 MI N OF US 90, Jefferson, LA
Built 1957 Load: 22.0 t ADT: 7,806
LA0621
PoorOver: BLACK BAYOU
0.2 M E of LA 44&LA 621, Ascension, LA
Built 1971 Load: 22.4 t ADT: 7,519
LA0067
PoorOver: Hurricane Creek
0.01 Mi E of LA 1, East Baton Rouge, LA
Built 1956 Load: 22.4 t ADT: 19,417
Brian Rd
PoorOver: DRAINAGE BAYOU
2.6 MI N.JCT LA 64 L, East Baton Rouge, LA
Built 1965 Load: 22.4 t ADT: 197
US0071
PoorOver: BAYOU RIGOLETTE
.7 MI SOUTH OF LA 8, Grant, LA
Built 1950 Load: 22.4 t ADT: 1,931
Orleans Ave
PoorOver: BAYOU SAINT JOHN
0.01MI.E OF N. JEFF.D, Orleans, LA
Built 1964 Load: 22.4 t
Orleans Ave
PoorOver: BAYOU SAINT JOHN
0.0 MI.E.OF N. JEFF., Orleans, LA
Built 1964 Load: 22.4 t
Ches Courville Rd
PoorOver: NICOLE COULEE
0.1 Mi. S of LA 352, St. Martin, LA
Built 1975 Load: 22.4 t ADT: 166
MOBILE STREET
PoorOver: WHISKEY CHITTO CREEK
VE 844 416, Vernon, LA
Built 1978 Load: 22.4 t ADT: 720
US0080
PoorOver: DORCHEAT RELIEF
.5 MI EAST OF US 371, Webster, LA
Built 1954 Load: 22.4 t ADT: 9,109
LA0361
PoorOver: BAYOU COCO
6.92 MI. SOUTH OF LA 29, Avoyelles, LA
Built 1930 Load: 22.7 t ADT: 668
LA1180
PoorOver: BAYOU DUBROCK
0.7 MILE SOUTH OF LA 1179, Avoyelles, LA
Built 1978 Load: 22.7 t ADT: 213
Brassette Ln
PoorOver: DITCH
0.69 MI E OF JCT LA 362, Avoyelles, LA
Built 1998 Load: 22.7 t ADT: 40
Chatlain Crossing
PoorOver: BAYOU NATCHITOCHES
APP. 10 M. E. OF LA 451, Avoyelles, LA
Built 2000 Load: 22.7 t ADT: 150
LA0394
PoorOver: Woodard Branch
0.9 MI. E OF US 171, Beauregard, LA
Built 1958 Load: 22.7 t ADT: 490
LA0397
PoorOver: ENGLISH BAYOU
0.3 MI N of I-10, Calcasieu, LA
Built 1963 Load: 22.7 t ADT: 9,291
Port Hickey Rd
PoorOver: DRAINAGE BAYOU
2.5 M W of US 61, East Baton Rouge, LA
Built 1960 Load: 22.7 t ADT: 941
Port Hudson-Pride
PoorOver: DUFF BAYOU
6.2 MI. E. of LA 67, East Baton Rouge, LA
Built 1960 Load: 22.7 t ADT: 1,298
LA0960
PoorOver: BLUFF CREEK
.4 miles N of La 63, East Feliciana, LA
Built 1967 Load: 22.7 t ADT: 653
W. METAIRIE AVE
PoorOver: SUBURBAN CANAL
0.1MI.E.OF HOUMA BLV, Jefferson, LA
Built 1968 Load: 22.7 t ADT: 24,900
BRYAN ROAD
PoorOver: BAYOU GRAND
1.9 MI W of LA 26, Jefferson Davis, LA
Built 1977 Load: 22.7 t ADT: 30
US0084
PoorOver: CASTOR CREEK
.01 MI EAST OF US 165, LaSalle, LA
Built 1962 Load: 22.7 t ADT: 1,473
LA0156
PoorOver: CREEK
9.7 MI. E OF INT LA9, Natchitoches, LA
Built 1926 Load: 22.7 t ADT: 525
LA0034
PoorOver: CHENIERE CREEK
2.35 MI EAST OF LA 546, Ouachita, LA
Built 1970 Load: 22.7 t ADT: 8,694
LA0970
PoorOver: BAYOU MOREAU
LA0970, Pointe Coupee, LA
Built 1971 Load: 22.7 t ADT: 84
LA0174
PoorOver: BAYOU-SAN-PATRICIO
0.44 M. E. OF US 171, Sabine, LA
Built 1977 Load: 22.7 t ADT: 1,099
LA1040
PoorOver: YELLOW WATER RIVER
4.7 Mi E of La 43, Tangipahoa, LA
Built 1958 Load: 22.7 t ADT: 7,190
LA0443
PoorOver: SKULLS CREEK
0.1 M N OF LA 1064, Tangipahoa, LA
Built 1954 Load: 22.7 t ADT: 6,478
Narretto Rd
PoorOver: BRUSHY BRANCH
3 MI NE OF JCT 1064, Tangipahoa, LA
Built 1975 Load: 22.7 t ADT: 359
LA0082
PoorOver: TOUCHETS CANAL
0.29 MI W. OF LA 35, Vermilion, LA
Built 1957 Load: 22.7 t ADT: 2,899
LA0082
PoorOver: CANAL
3.22 MI W. OF LA 35, Vermilion, LA
Built 1957 Load: 22.7 t ADT: 2,899
Dogwood Trail
PoorOver: COOLEY BRANCH
2.75 MI. E. OF LA. 1, Webster, LA
Built 1979 Load: 22.7 t ADT: 159
LA0969
PoorOver: BONEY CREEK
0,15 MI N of LA 66, West Feliciana, LA
Built 1983 Load: 22.7 t ADT: 385
LA0966
PoorOver: CHANEY CREEK
LA0966, West Feliciana, LA
Built 1978 Load: 22.7 t ADT: 857
LA1231-2
PoorOver: Port De Luce Creek
0.71 MI. EAST OF US 167, Winn, LA
Built 1983 Load: 22.7 t ADT: 116
LA1229
PoorOver: REDLAND CREEK RELIEF
.74 MI WEST OF LA 34, Winn, LA
Built 1974 Load: 22.7 t ADT: 39
LA3070
PoorOver: COULEE DE SAULE
3 MI NORTH OF LA 100, Acadia, LA
Built 1980 Load: 23.0 t ADT: 956
LA0509
PoorOver: CROOKED BAYOU
.90 MI WEST OF LA 1, Red River, LA
Built 1978 Load: 23.0 t ADT: 1,975
LA0421
PoorOver: ALEXANDER CREEK W
0.6 M E of US 61, West Feliciana, LA
Built 1971 Load: 23.0 t ADT: 739
LA0156
PoorOver: SALINE BAYOU
0.92 MI. WEST OF LA 1233, Winn, LA
Built 1952 Load: 23.0 t ADT: 525
Huckaby Rd
PoorOver: HUCKABY RD., BLACK B.CA
1.45 MI W OF US 71, Caddo, LA
Built 1979 Load: 23.3 t ADT: 211
Bailey Town Rd
PoorOver: BAILEY TN RD,TR CORNEY B
6.8 MI. E. OF LA. 2, Claiborne, LA
Built 1975 Load: 23.3 t ADT: 65
Alphonse Forbes Rd
PoorOver: DRAINAGE BAYOU
1.7 MI. NE. INDIAN MD., East Baton Rouge, LA
Built 1965 Load: 23.3 t ADT: 54
LA0128
PoorOver: TURKEY CREEK
.6 MI EAST OF LA 874, Franklin, LA
Built 1970 Load: 23.3 t ADT: 1,059
Showing 12,351-12,400 of 12,699 bridges
Related
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges.
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.
Understanding Bridge Conditions
How FHWA rates bridge condition on a 0-9 scale.
Check Your Daily Bridges
How to look up bridge condition data for bridges on your route.
Read our methodology — how this data is sourced, computed, and verified.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.