Ouachita County, LA

337 public highway bridges

Ouachita County Bridge Snapshot

Ouachita County, Louisiana contains 337 public highway bridges in the FHWA National Bridge Inventory. Roughly 27% are rated “Good,” 51.6% “Fair,” 10.7% “Poor,” and 10.7% 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.

337
Total Bridges
27%
Good
10.7%
Poor
10.7%
Structurally Deficient

Condition Distribution

Good
27% (91)
Fair
51.6% (174)
Poor
10.7% (36)
SD
10.7% (36)

All Bridges (337)

US 80

Unknown

Over: I-20

1.69 Mi. E. of LA 151, Ouachita, LA

ADT: 38,000

US0165

Unknown

Over: US 165-B & MP RR @ RILLA

.28 MI NORTH OF US 165 BU, Ouachita, LA

ADT: 760

US0165

Unknown

Over: US 165-B & M P RR @ RILL

.28 MI NORTH OF US 165 BU, Ouachita, LA

ADT: 4,020

US0165

Unknown

Over: LA 594&ICRR

US 165 OVER I-20, Ouachita, LA

ADT: 27,480

US0165

Unknown

Over: LA 549 & ICRR

US 165 OVER I-20, Ouachita, LA

ADT: 27,480

I0020

Unknown

Over: I-20 RAMP D FROM US165 S

I-20/US 165 INTERCHANGE, Ouachita, LA

ADT: 8,060

US0165

Unknown

Over: US 80

US 165 OVER US 80, Ouachita, LA

ADT: 4,500

LA0034

Unknown

Over: LA 34 OVER I-20

LA 34 OVER I-20, Ouachita, LA

ADT: 21,500

LA0034

Unknown

Over: INTERSTATE 20

LA 34 OVER I-20, Ouachita, LA

ADT: 40,900

LA0546

Unknown

Over: INTG I-20

LA 546 OVER I-20, Ouachita, LA

ADT: 2,300

LA0151

Unknown

Over: LA 151 OVER I-20

LA 151 OVER I-20, Ouachita, LA

ADT: 2,400

LA0594

Unknown

Over: LA 594 OVER I-20

0.68 MI NE OF LA 15, Ouachita, LA

ADT: 43,600

PURDY RD

Unknown

Over: I-20

1.4 MI WEST OF LA 151, Ouachita, LA

ADT: 3,620

BRITTON RD

Unknown

Over: I-20

1.0 MI EAST OF US 80, Ouachita, LA

ADT: 3,770

CAMP RD

Unknown

Over: I-20

3.6 MI EAST OF US 80, Ouachita, LA

ADT: 3,770

VANCIL RD

Unknown

Over: I-20

1.0 MI EAST OF LA 546, Ouachita, LA

ADT: 5,890

LA3249

Unknown

Over: I-20

3.2 MI EAST OF LA 546, Ouachita, LA

ADT: 23,500

DOWNING PINES RD

Unknown

Over: I0020 & CONSTITUTION DR

4.2 MI EAST OF LA 546, Ouachita, LA

ADT: 6,220

I0020

Unknown

Over: I-20

.3 MI EAST OF LA 34, Ouachita, LA

ADT: 8,120

I0020

Unknown

Over: CITY ST/ICG RR/OUACHITA

16.84 MI E LINCOLN PAR LN, Ouachita, LA

ADT: 4,400

I0020

Unknown

Over: CITY ST/ICG RR/OUACHITA

16.84 MI E LINCOLN PAR LN, Ouachita, LA

ADT: 4,400

I0020

Unknown

Over: I20;RAMP S2

1.6 MI EAST OF LA 34, Ouachita, LA

ADT: 8,760

I0020

Unknown

Over: I20;RAMP N2

1.6 MI EAST OF LA 34, Ouachita, LA

ADT: 8,760

I0020

Unknown

Over: I20;RAMP S3

1.7 MI EAST OF LA 34, Ouachita, LA

ADT: 8,760

I0020

Unknown

Over: I20;RAMP N3

1.7 MI EAST OF LA 34, Ouachita, LA

ADT: 8,760

I0020

Unknown

Over: I-20;RAMP N4

1.9 MI EAST OF LA 34, Ouachita, LA

ADT: 8,760

ORANGE ST

Unknown

Over: I-20

.4 MI EAST OF LA 594, Ouachita, LA

ADT: 40,300

I0020

Unknown

Over: I-20 OVER US 165

I-20 OVER US 165, Ouachita, LA

ADT: 44,400

I0020

Unknown

Over: I-20 OVER US 165

I-20 OVER US 165, Ouachita, LA

ADT: 48,360

I0020 RAMP H

Unknown

Over: US 165

I-20 RAMP OVER US 165, Ouachita, LA

ADT: 8,060

NUTLAND RD

Unknown

Over: I-20

.5 MI EAST OF US 165, Ouachita, LA

ADT: 7,400

I0020

Unknown

Over: OVERPASS OFF RAMP

21.41 MI E LINCOLN PAR LN, Ouachita, LA

ADT: 7,400

GARRETT RD

Unknown

Over: I-20

1.7 MI EAST OF US 165, Ouachita, LA

ADT: 3,950

RUSSELL SAGE RD

Unknown

Over: I-20

5.5 MI EAST OF US 165, Ouachita, LA

ADT: 3,950

LA0838

Unknown

Over: CHENIERE CREEK

4.1 MI EAST OF LA 546, Ouachita, LA

LA0617

Unknown

Over: LA 617 OVER I-20

LA 617 OVER I-20, Ouachita, LA

ADT: 28,200

TACK ALLEN RD

Fair

Over: DRAIN TO CYPRESS CREEK

1.1 MI. E. HWY. 557, Ouachita, LA

Built 1975 Load: 10.0 t ADT: 30

OLIVE ST

Fair

Over: W. PRONG YOUNG'S BAYOU

OLIVE ST. - MONROE LA, Ouachita, LA

Built 1985 Load: 11.7 t ADT: 300

NORTH 18TH ST

Fair

Over: KCS&UNION PACIFIC R/R

0.6 MI NW of I-20, Ouachita, LA

Built 2002 Load: 13.3 t ADT: 19,250

BREARD ST

Fair

Over: W PRONG YOUNGS BAYOU

BREARD ST MONROE, Ouachita, LA

Built 1970 Load: 13.3 t ADT: 300

BAYOU OAKS DR

Fair

Over: PATRICKS CANAL

4 MI NE MONROE, Ouachita, LA

Built 1981 Load: 13.3 t ADT: 1,200

LAPINE RD

Fair

Over: ROGERS CREEK

6 MI NW LUNA, Ouachita, LA

Built 1960 Load: 13.6 t ADT: 118

LA0557

Fair

Over: PRAIRION BAYOU

5.06 MI SOUTH OF LA 34, Ouachita, LA

Built 1964 Load: 13.9 t ADT: 1,073

PINE ST

Fair

Over: PINE ST.AND TENTH ST.INT

INT. OF PINE AND TEN, Ouachita, LA

Built 1970 Load: 14.3 t ADT: 1,000

GRAMMONT ST

Fair

Over: W PRONG YOUNGS BAYOU

GRAMMONT ST IN MONRO, Ouachita, LA

Built 1970 Load: 14.9 t ADT: 250

WESTLAKE DR

Fair

Over: BARTHOLOMEW BAYOU

ENTRANCE TO SUBDIVIS, Ouachita, LA

Built 1968 Load: 15.2 t ADT: 1,443

NORTHEAST DR

Fair

Over: DESIARD BAYOU

NORTHEAST LA UNIVERS, Ouachita, LA

Built 1966 Load: 15.9 t ADT: 500

GATLEY ST

Fair

Over: BLACK BAYOU

IN WEST MONROE, Ouachita, LA

Built 1975 Load: 17.1 t ADT: 300

US0080

Fair

Over: OUACHITA RIVER-LOUISVILL

1.6 MI WEST OF LA 840-6, Ouachita, LA

Built 1936 Load: 18.8 t ADT: 17,683

LOUBERTA ST

Fair

Over: YOUNGS BAYOU

LOUBERTA STREET, Ouachita, LA

Built 1993 Load: 18.8 t ADT: 300

Related

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