Allen County, LA

178 public highway bridges

Allen County Bridge Snapshot

Allen County, Louisiana contains 178 public highway bridges in the FHWA National Bridge Inventory. Roughly 15.2% are rated “Good,” 72.5% “Fair,” 12.4% “Poor,” and 12.4% 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.

178
Total Bridges
15.2%
Good
12.4%
Poor
12.4%
Structurally Deficient

Condition Distribution

Good
15.2% (27)
Fair
72.5% (129)
Poor
12.4% (22)
SD
12.4% (22)

All Bridges (178)

WARD RD

Fair

Over: CASTER CREEK

2.6 MI EAST OF US 165, Allen, LA

Built 1999 Load: 36.9 t ADT: 358

SOAPSTONE RD

Fair

Over: SOAPSTONE CREEK

2.8 MI NORTH OF LA 112, Allen, LA

Built 1997 Load: 36.9 t ADT: 306

LA0026

Fair

Over: OUISKA CHITTO CK.

4.22 MI. E OF INT LA377, Allen, LA

Built 1975 Load: 37.2 t ADT: 2,151

LA1152

Fair

Over: CREEK

0.7 MI W OF US 165, Allen, LA

Built 1970 Load: 37.2 t ADT: 511

TOPSY BEL RD

Fair

Over: LITTLE MARSH BAYOU

5.6 MI SOUTH OF US 190, Allen, LA

Built 2000 Load: 37.6 t ADT: 925

N SEVENTH ST

Fair

Over: NORTH CREEK

0.2 MI N of W Beck Ave., Allen, LA

Built 1999 Load: 37.6 t ADT: 406

US0165-B

Fair

Over: RAIL ROAD

.3 MI N OF INT US 190, Allen, LA

Built 2002 Load: 37.9 t ADT: 11,886

S RIVER RD

Fair

Over: BAPTISTE CREEK

2.6 MI SOUTH OF LA 10, Allen, LA

Built 2003 Load: 38.2 t ADT: 70

SAM CLOUD RD

Fair

Over: SARGENT CREEK

2.3 MI EAST OF LA 112, Allen, LA

Built 2003 Load: 38.2 t ADT: 985

NIELSON RD

Fair

Over: SERPENT BAYOU

1.0 MI W of LA 99, Allen, LA

Built 2000 Load: 38.9 t ADT: 61

N CARPENTERS ROAD

Fair

Over: FLAT CREEK

3.5 MI S OF LA 26, Allen, LA

Built 2019 Load: 39.5 t ADT: 232

CHERRY WITCHIE RD

Fair

Over: CHERRY WINCHE CREEK

0.6 MI. E of SAM CLOUD RD, Allen, LA

Built 2018 Load: 39.5 t ADT: 321

MARTIN TRAM RD

Fair

Over: BUNCHS CREEK

2.4 MI S OF US 190, Allen, LA

Built 2000 Load: 39.5 t ADT: 414

US0165

Fair

Over: KINDER DITCH

2.4 MI SOUTH OF LA 383, Allen, LA

Built 2008 Load: 39.9 t ADT: 11,447

POWELL RD

Fair

Over: BLUE BAYOU DIVERSION

4.3 MI S of LA 26, Allen, LA

Built 2009 Load: 39.9 t ADT: 446

OLD PUMP RD

Fair

Over: CALCASIEU RIVER RELIEF

0.7 MI W OF CHAPPEL RD, Allen, LA

Built 2009 Load: 39.9 t ADT: 584

OLD PUMP RD

Fair

Over: CALCASIEU RIVER RELIEF

0.9 MI. W. OF CHAPPEL RD, Allen, LA

Built 2009 Load: 39.9 t ADT: 581

US0190

Fair

Over: CALCASIEU RIVER

8.62 MI. E OF INT LA 113, Allen, LA

Built 1980 Load: 39.9 t ADT: 3,923

LA0026

Fair

Over: WEST RELIEF

4.4 M W of US 165, Allen, LA

Built 1979 Load: 40.8 t ADT: 2,113

LA0026

Fair

Over: MIDDLE RELIEF

4.1 M W of US 165, Allen, LA

Built 1979 Load: 40.8 t ADT: 2,113

LA0026

Fair

Over: CALCASIEU RIVER

13.14 MI. E OF INT LA377, Allen, LA

Built 1979 Load: 40.8 t ADT: 2,113

LA0010

Fair

Over: CREEK

1.7 MI. E OF LA 3205, Allen, LA

Built 1987 Load: 40.8 t ADT: 4,806

US0190

Fair

Over: CLEAR CREEK

0.3 MI W of LA 113, Allen, LA

Built 1991 Load: 43.5 t ADT: 3,263

US0190

Fair

Over: BUNCHY CREEK

3.8 MI E of LA 113, Allen, LA

Built 1991 Load: 43.5 t ADT: 3,263

US0190

Fair

Over: WEST CALCASIEU RIVER REL

7.6 MI. E OF LA 113, Allen, LA

Built 1980 Load: 43.5 t ADT: 3,923

US0165-B

Fair

Over: BAYOU BLUE TRIBUTARY

0.7 MI SOUTH OF LA 26, Allen, LA

Built 2002 Load: 46.3 t ADT: 8,809

LA1153

Fair

Over: CREEK

0.2 MI W OF US 165, Allen, LA

Built 1997 Load: 58.1 t ADT: 1,822

LA0377

Fair

Over: CARTER CREEK

1.1 MI N. OF LA 112, Allen, LA

Built 1997 Load: 74.5 t ADT: 238

LA0377

Fair

Over: CREEK

1.90 MI. N. OF LA 112, Allen, LA

Built 1997 Load: 74.5 t ADT: 275

IKES RD

Good

Over: KINDER DITCH

0.6 MI W of US 165, Allen, LA

Built 1999 Load: 18.5 t ADT: 136

MAHAFFEY RD

Good

Over: FLAT CREEK

2.5 MI SOUTH OF LA 26, Allen, LA

Built 1998 Load: 18.5 t ADT: 110

NORTH NINTH ST

Good

Over: CREEK

0.2 MI N of LA 26, Allen, LA

Built 2007 Load: 18.8 t ADT: 119

GUIDRY RD

Good

Over: NEZIPIQUE BAYOU RELIEF

1.5 MI N of LA1159, Allen, LA

Built 2011 Load: 23.3 t ADT: 36

N CARPENTERS BR RD

Good

Over: FLAT CREEK RELIEF

3.7 MI SOUTH OF LA 26, Allen, LA

Built 2010 Load: 23.3 t ADT: 250

FUSELIER LN

Good

Over: OBERLIN DITCH

0.5 MI N of W 9TH AVE, Allen, LA

Built 2011 Load: 23.7 t ADT: 125

CARRIER RD

Good

Over: GUM BRANCH

3.1 MI EAST OF US 165, Allen, LA

Built 2011 Load: 23.7 t ADT: 180

THIRTEENTH ST

Good

Over: CREEK

0.2 MILES SOUTH OF LA 26, Allen, LA

Built 2011 Load: 24.6 t ADT: 900

LA0112

Good

Over: DRAIN

3.0 MI E of LA 113, Allen, LA

Built 2011 Load: 29.5 t ADT: 718

US0165

Good

Over: DRAIN

0.8 MI N OF LA 1152, Allen, LA

Built 1981 Load: 32.4 t ADT: 11,079

US0165

Good

Over: DRAINAGE DITCH

8.9 MI N OF LA 102, Allen, LA

Built 2002 Load: 32.4 t ADT: 11,886

US0165

Good

Over: DRAINAGE DITCH

0.2 MI N of LA 26, Allen, LA

Built 2002 Load: 32.4 t ADT: 11,886

ELOI ORTEGO RD

Good

Over: CREEK

0.5 MI. NW OF US 190, Allen, LA

Built 1992 Load: 32.4 t ADT: 240

MATTHEW ST

Good

Over: DRAIN

50 FT N of LA10, Allen, LA

Built 2008 Load: 32.4 t ADT: 194

SAM CLOUD RD

Good

Over: CREEK

2.8 MI N OF LA10, Allen, LA

Built 2007 Load: 32.4 t ADT: 985

LA0377

Good

Over: WHISKEY CHITTO CREEK

2.1 MI N OF LA 26, Allen, LA

Built 1999 Load: 32.7 t ADT: 502

ARKADELPHIA RD

Good

Over: GASKINS BRANCH

4.1 MILES NORTH OF LA 112, Allen, LA

Built 2011 Load: 36.6 t ADT: 260

LA0377

Good

Over: CREEK

0.5 M N of LA 112, Allen, LA

Built 1982 Load: 38.1 t ADT: 238

BURNETT TOWN RD

Good

Over: AUSTIN BRANCH

0.7 MI W of B F TOWER RD, Allen, LA

Built 2011 Load: 39.9 t ADT: 64

GREEN OAK RD

Good

Over: STREAM

1.3 MI. NORTH OF US 165, Allen, LA

Built 2013 Load: 40.8 t ADT: 900

GREEN OAK RD

Good

Over: CREEK

0.6 MI N of US 165, Allen, LA

Built 2011 Load: 40.8 t ADT: 859

Related

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