Ascension County, LA
216 public highway bridges
Ascension County Bridge Snapshot
According to the Federal Highway Administration's 2024 National Bridge Inventory, Ascension County, Louisiana contains 216 public highway bridges. Roughly 40.7% are rated “Good,” 38.4% “Fair,” and 13% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.
Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.
Source: FHWA National Bridge Inventory. See methodology for full definitions.
Condition Distribution
All Bridges (216)
LA0937
FairOver: NEW RIVER
LA0937, Ascension, LA
LA0431
FairOver: SNELL'S CANAL
0.17 MI. N. OF LA 621, Ascension, LA
Rondinaud Ln
FairOver: BAYOU LAFOURCHE
DONALDSONVILLE, Ascension, LA
LA0941
FairOver: BAYOU CONWAY
1.4 M North of I-10, Ascension, LA
W Robert Wilson Rd
FairOver: DRAINAGE BAYOU
0.26 MILES NORTH OF LA.30, Ascension, LA
Patty Jo Ln
FairOver: BLACK BAYOU
0.1 MI SE OF ASCEN. 929, Ascension, LA
LA0042
FairOver: BAYOU VILLAR
0.09 M SE of LA 42&LA 431, Ascension, LA
I0010
FairOver: SMITH BAYOU
1.17 M West of LA 30, Ascension, LA
I0010
FairOver: SMITH BAYOU
I0010, Ascension, LA
US0061
FairOver: CANAL DRAIN
3 MI N INTER US 61 &LA22, Ascension, LA
LA0001
FairOver: MCMANOR CANAL
5.8 M SE of LA 1&LA 69, Ascension, LA
LA0044
FairOver: DRAINAGE
ON LA 44 1.0 MI N. LA 931, Ascension, LA
LA0030
FairOver: STREAM
0.4 M W of LA 30&LA 3251, Ascension, LA
I0010
FairOver: DRAIN
0.6 M S of I-10&LA 30, Ascension, LA
I0010
FairOver: BOYLE BAYOU
1.3 M S of I-10&LA 30, Ascension, LA
I0010
FairOver: HACKETT CANAL
1.2 M SE of I-10&LA 44, Ascension, LA
LA0928
FairOver: JIM BAYOU
0.8 M W of I-10&LA 73, Ascension, LA
Babin Rd
FairOver: GRAND GOUDINE BAYOU
0.5 M N of LA 74, Ascension, LA
Haydel Rd
FairOver: DRAIN BAYOU
3 MI.SW LA22,LA22,LA44 JC, Ascension, LA
I0010
FairOver: BAYOU CONWAY
0.3M SE JCT I-10 & LA 44, Ascension, LA
I0010
FairOver: BAYOU CONWAY
0.3M SE JCT I-10 & LA 44, Ascension, LA
I0010
FairOver: BAYOU CONWAY
0.3 M SE of LA 44, Ascension, LA
I0010
FairOver: BAYOU CONWAY
0.3 M SE of LA 44, Ascension, LA
LA0431
FairOver: LAKE VILLAR
0.92 MI S of LA 42, Ascension, LA
Germany Rd
FairOver: BAYOU BLACK
2.8 MI. S. LITTLE PRAIRIE, Ascension, LA
I0010
FairOver: BAYOU MANCHAC
I0010, Ascension, LA
I0010
FairOver: BAYOU MANCHAC
I0010, Ascension, LA
LA0042
FairOver: AMITE RIVER RELIEF
0.7 Mi. E of LA 933, Ascension, LA
I0010
FairOver: DRAINAGE CANAL
1.9 Mi W of LA 22, Ascension, LA
LA0022
FairOver: BAYOU CONWAY
0.1 M NORTH I-10 & LA 22, Ascension, LA
LA0070
FairOver: BAYOU VERRETTE
0.2 M E of LA 70&LA 3120, Ascension, LA
New River Canal Rd
FairOver: DRAINAGE BAYOU
1.3 MI. S. DUTCHTOWN, Ascension, LA
LA0044
FairOver: BAYOU NARCISSE
700 FT. N. JCT. US 61, Ascension, LA
LA0044
FairOver: BAYOU CALBASSE
500 FT. S. JCT. LA 621, Ascension, LA
LA0022
FairOver: BAYOU CONWAY
0.1 M NORTH I-10 & LA 22, Ascension, LA
LA0070
FairOver: BAYOU VERRETTE
0.2 M E of LA 70&LA 3120, Ascension, LA
LA0044
FairOver: CONWAY BAYOU
LA 44 @ I-10, Ascension, LA
LA0044
FairOver: CONWAY BAYOU
LA 44 @ I-10, Ascension, LA
LA0070
FairOver: PANAMA CANAL
LA3089, Ascension, LA
George Lambert Rd
FairOver: NEW RIVER
46 Ft N Of LA 429, Ascension, LA
I0010
FairOver: PANAMA CANAL
I0010, Ascension, LA
Denver Hurst Rd
FairOver: BAYOU CONWAY
1.3 MI SW-LA30, US 61 JCT, Ascension, LA
Churchpoint Rd
FairOver: BLACK BAYOU
2 MI N. LA 30, US 61 JCT., Ascension, LA
E John Templet Rd
FairOver: NEW RIVER CANAL
0.01 MI. N OF LA 429, Ascension, LA
George Lambert Rd
FairOver: BLACK BAYOU
0.5 M N OF LA 429, Ascension, LA
Denham Rd
FairOver: NEW RIVER CANAL
1.4 MI. N-LA30 US61 JCT., Ascension, LA
River Highlands Dr
FairOver: BAYOU PIERRE
1.1 MI. SE. OF LA 22, Ascension, LA
Cannon Rd
FairOver: BAYOU BLACK
1.6 ME. NE LA44,US61 JCT., Ascension, LA
I0010
FairOver: DRAIN
2.5 M N of I-10&LA 73, Ascension, LA
I0010
FairOver: DRAIN
2.5 M N of I-10&LA 73, Ascension, LA
Read our methodology - how this data is sourced, computed, and verified.
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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.