Jefferson County, LA

379 public highway bridges

Jefferson County Bridge Snapshot

Jefferson County, Louisiana contains 379 public highway bridges in the FHWA National Bridge Inventory. Roughly 54.1% are rated “Good,” 28.2% “Fair,” 4.2% “Poor,” and 4.2% 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.

379
Total Bridges
54.1%
Good
4.2%
Poor
4.2%
Structurally Deficient

Condition Distribution

Good
54.1% (205)
Fair
28.2% (107)
Poor
4.2% (16)
SD
4.2% (16)

All Bridges (379)

I0010

Good

Over: SUBURBAN CANAL

4.1 MI EAST OF LA 49, Jefferson, LA

Built 1967 Load: 57.2 t ADT: 137,542

I0010

Good

Over: SUBURBAN CANAL

4.1 MI EAST OF LA 49, Jefferson, LA

Built 1967 Load: 57.2 t ADT: 41,695

W. ESPLANADE

Good

Over: DUNCAN CANAL

0.4 Mi W of LA 49, Jefferson, LA

Built 2020 Load: 58.6 t ADT: 28,547

JOHN EHRET SCHOOL

Good

Over: PATRIOT CANAL

0.5 MI E OF LA 45, Jefferson, LA

Built 2015 Load: 62.2 t ADT: 2,400

JOHN EHRET SCHOOL

Good

Over: PATRIOT CANAL

0.4 MI E OF LA 45, Jefferson, LA

Built 2015 Load: 62.2 t ADT: 2,400

LA6119

Good

Over: METAIRIE RELIEF CANAL

.68 MI NORTH OF I-10, Jefferson, LA

Built 2000 Load: 64.4 t ADT: 13,208

LA3139

Good

Over: DRAIN CANAL

1.5 MILES SOUTH OF US 61, Jefferson, LA

Built 1986 Load: 74.5 t ADT: 55,872

ALLO St

Good

Over: PATRIOT CANAL

0.5 MI E OF LA 45, Jefferson, LA

Built 2015 Load: 74.5 t ADT: 60

LA3154

Good

Over: DRAIN

3.0 MI NORTH OF LA 48, Jefferson, LA

Built 1956 Load: 74.5 t ADT: 29,942

LA3135

Good

Over: LITTLE FARMS DRAIN CANAL

0.04 MI N OF MISTLETOE ST, Jefferson, LA

Built 1982 Load: 74.5 t ADT: 8,125

MANHATTAN BLVD

Good

Over: THREE MILE CANAL

0.6 MI N OF LAPALCO BLVD, Jefferson, LA

Built 1964 Load: 74.5 t ADT: 2,000

ESPLANADE U-TURN

Good

Over: CANAL #2

3.5 MI E OF CAUSEWAY BLVD, Jefferson, LA

Built 1970 Load: 74.5 t

ESPLANADE U-TURN

Good

Over: CANAL NO.2

0.01MI.S.OF.W.ESPLAN, Jefferson, LA

Built 1970 Load: 74.5 t ADT: 10,000

W Esplanade Ave S

Poor

Over: CANAL NO. 17

0.1 MI W. OF TULANE DR., Jefferson, LA

Built 1960 Load: 12.7 t

W. Metairie Ave

Poor

Over: SONIAT CANAL

.1MI.W.OF DAVID DRIV, Jefferson, LA

Built 1960 Load: 13.3 t

Homestead Ave

Poor

Over: CANAL NO.2

0.4MI.N.OF.VETERANS, Jefferson, LA

Built 1970 Load: 16.3 t

Melody Dr

Poor

Over: CANAL NO. 2

0.5 MI.N.OF.VETERANS, Jefferson, LA

Built 1960 Load: 18.1 t

CADDY DR

Poor

Over: AMES CANAL NO.1

0.5MI.SOUTH OF LAPAL, Jefferson, LA

Built 1970 Load: 20.1 t ADT: 200

SAUVAGE AVE

Poor

Over: AMES CANAL NO.1

0.5MI.SOUTH OF LAPAL, Jefferson, LA

Built 1970 Load: 20.1 t

I0010

Poor

Over: VET MEM HWY

1.8 MI EAST OF LA 49, Jefferson, LA

Built 1967 Load: 21.7 t ADT: 137,542

LA3046

Poor

Over: LA SOU/KCS RR & CLAIBORN

0.85 MI N OF US 90, Jefferson, LA

Built 1957 Load: 22.0 t ADT: 7,806

W. METAIRIE AVE

Poor

Over: SUBURBAN CANAL

0.1MI.E.OF HOUMA BLV, Jefferson, LA

Built 1968 Load: 22.7 t ADT: 24,900

TERRY PKWY

Poor

Over: INDUSTRY CANAL

0.1MI.N.OF BELLCHASE, Jefferson, LA

Built 1974 Load: 25.9 t

I0010

Poor

Over: VET MEM HWY

1.9 MI EAST OF LA 49, Jefferson, LA

Built 1967 Load: 28.8 t ADT: 41,695

WALL BLVD

Poor

Over: BAYOU FATMA

.80 MI.S. OF LAPALCO BLVD, Jefferson, LA

Built 1980 Load: 29.5 t ADT: 8,000

LA0302

Structurally Deficient

Over: BAYOU BARATARIA

.07 MI EAST OF LA 3257, Jefferson, LA

Built 1948 Load: 10.9 t ADT: 1,254

6TH ST

Structurally Deficient

Over: KEYHOLE CANAL

260' East of Avenue H, Jefferson, LA

Built 1960 Load: 16.3 t ADT: 200

LA0301

Structurally Deficient

Over: PRIEST CANAL

.2 MI SOUTH OF LA 301, Jefferson, LA

Built 1979 Load: 20.1 t ADT: 317

DRAKE AVE

Structurally Deficient

Over: BAYOU SEGNETTE

0.5 M NORTH OF LAPALCO, Jefferson, LA

Built 1960 Load: 32.7 t ADT: 200

Related

Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainBridges Editorial