State profile · Below national median SD

Mississippi bridge safety

Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Mississippi — drawn straight from the FHWA National Bridge Inventory.

16,823
Public bridges
52.3%
Good condition
5.9%
Poor condition
5.9%
Structurally deficient

Total Bridges

16,823

Public highway bridges in Mississippi

Good Condition

52.3%

8,797 bridges rated 7-9

2.3pp vs 50% benchmark

Poor Condition

5.9%

996 bridges rated 0-4

Structurally Deficient

5.9%

996 bridges flagged for repair priority

-1.1pp vs national avg 7.0%

Mississippi vs national bridge condition

Mississippi — Good condition share 52.3%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Mississippi — Structurally deficient share 19.7%
National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Mississippi vs nearby ranks

Adjacent states on the structurally deficient leaderboard (lower share = better)

States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below Mississippi on the same metric.

56

Wyoming

5.41% top marginal rate
Structure
Progressive
Burden @ $100K
$3,181

16

Idaho

5.51% top marginal rate
Structure
Progressive
Burden @ $100K
$1,742
Selected

28

Mississippi

5.92% top marginal rate
Structure
Progressive
Burden @ $100K
$16,823

45

South Carolina

6.10% top marginal rate
Structure
Progressive
Burden @ $100K
$5,396

55

Wisconsin

6.13% top marginal rate
Structure
Progressive
Burden @ $100K
$14,851

Bridges Needing Most Attention in Mississippi

Six lowest-condition bridges in Mississippi, ranked by composite NBI rating. Each is inspected at least every 24 months.

All Bridges in Mississippi

US 78

Unknown

Over: SR 4/SR 7

US 78 OVER SR 4/ SR 7, Marshall, MS

Built 1975 ADT: 5,000

US 78

Unknown

Over: SR 4/SR 7

US 78 OVER SR 4/SR 7, Marshall, MS

Built 1975 ADT: 5,000

MISS CENTRAL RR

Unknown

Over: I 22

1.0 MI SE SR 7, Marshall, MS

Built 1975 ADT: 8,500

VICTORIA ROAD

Unknown

Over: I 22

6.6 MI E DESOTO CL, Marshall, MS

Built 1987 ADT: 13,000

VICTORIA ROAD

Unknown

Over: I 22

6.6 MI E DESOTO CL, Marshall, MS

Built 1987 ADT: 13,000

SR 178

Unknown

Over: I 22

SR 178 OVER I 22, Marshall, MS

Built 1992 ADT: 7,000

SR 302

Unknown

Over: US 72

SR 302 OVER US 72, Marshall, MS

Built 2002 ADT: 5,000

SR 302

Unknown

Over: US 72

SR 302 OVER US 72, Marshall, MS

Built 2002 ADT: 5,500

SR 309

Unknown

Over: I 22

SR 309 OVER I 22, Marshall, MS

Built 1982 ADT: 12,000

SR 309

Unknown

Over: US 22

SR 309 OVER I 22, Marshall, MS

Built 1982 ADT: 12,500

SR 309

Unknown

Over: I 269

SR 309 OVER I 269, Marshall, MS

Built 2016 ADT: 10,000

TUNSTALL ROAD

Unknown

Over: I 22

4.8 MI E DESOTO CL, Marshall, MS

Built 1987 ADT: 12,000

WATKINS ROAD

Unknown

Over: US 78

8.2 MI E DESOTO CL, Marshall, MS

Built 1987 ADT: 13,000

TURNER ROAD

Unknown

Over: I 22

10.5 MI E DESOTO CL, Marshall, MS

Built 1987 ADT: 12,500

BICYCLE ROAD

Unknown

Over: I 22

13.1 MI E DESOTO CL, Marshall, MS

Built 1987 ADT: 12,500

HERNANDO ROAD

Unknown

Over: US 78

1.7 MI W SR 7, Marshall, MS

Built 1975 ADT: 10,500

PEYTON ROAD

Unknown

Over: I 22

1.2 MI W SR 7, Marshall, MS

Built 1975 ADT: 10,500

JEFFRIES ROAD

Unknown

Over: I 22

5.1 MI E SR 7, Marshall, MS

Built 1993 ADT: 7,000

CCC ROAD

Unknown

Over: I 22

5.9 MI E SR 7, Marshall, MS

Built 1993 ADT: 7,000

BETHANY ROAD

Unknown

Over: I 22

8.4 MI E SR 7, Marshall, MS

Built 1993 ADT: 7,000

OAK STREET

Unknown

Over: I 22

9.8 MI E SR 7, Marshall, MS

Built 1993 ADT: 7,500

SHINAULT ROAD

Unknown

Over: I 269

1.0 MI N SR 178, Marshall, MS

Built 2016 ADT: 10,000

BUBBA TAYLOR ROAD

Unknown

Over: I 269

1.1 MI N SR 309, Marshall, MS

Built 2016 ADT: 10,000

DEER CREEK ROAD

Unknown

Over: I 269

2.0 MI N SR 309, Marshall, MS

Built 2016 ADT: 10,000

WINGO ROAD

Unknown

Over: I 269/SR 304

1.0 MI N SR 302, Marshall, MS

Built 2013 ADT: 13,500

US 45

Unknown

Over: SR 8,25,NICHOLS CREEK

US 45 OVER SR8/SR25, Monroe, MS

Built 1996 ADT: 1,900

US 45

Unknown

Over: SR 8,25,NICHOLS CREEK

US 45 OVER SR8/SR25, Monroe, MS

Built 1996 ADT: 1,900

US 45

Unknown

Over: SR 8

US 45 OVER SR 8, Monroe, MS

Built 2002 ADT: 1,500

US 45

Unknown

Over: SR 8

US 45 OVER SR 8, Monroe, MS

Built 2002 ADT: 1,500

US 45

Unknown

Over: US 278 /SR 41

US 45 OVER US 278/SR 41, Monroe, MS

Built 1997 ADT: 1,300

US 45

Unknown

Over: US 278/ SR 41

US 45 OVER US 278/SR41, Monroe, MS

Built 1997 ADT: 1,500

BURLINGTON N RR

Unknown

Over: US 278

IN AMORY, Monroe, MS

Built 1935 ADT: 12,000

US 45A

Unknown

Over: SR 25

US 45A OVER SR 25, Monroe, MS

Built 1998 ADT: 100

US 45A

Unknown

Over: SR 25

US 45A OVER SR 25, Monroe, MS

Built 1998 ADT: 100

US 45A

Unknown

Over: SR 41

US 45A OVER SR 41, Monroe, MS

Built 1996 ADT: 1,500

US 45A

Unknown

Over: SR 41

US 45A OVER SR 41, Monroe, MS

Built 1996 ADT: 1,835

SR 8

Unknown

Over: US 45A

SR 8 OVER US 45A, Monroe, MS

Built 1998 ADT: 5,500

US 82

Unknown

Over: I 55

US 82 OVER I 55, Montgomery, MS

Built 1965 ADT: 7,500

US 82

Unknown

Over: I 55

US 82 OVER I 55, Montgomery, MS

Built 1965 ADT: 7,500

US 82

Unknown

Over: US 51

US 82 OVER US 51, Montgomery, MS

Built 1989 ADT: 7,400

US 82

Unknown

Over: US 51

US 82 OVER US 51, Montgomery, MS

Built 1989 ADT: 7,400

NORTH MISSION ROAD

Unknown

Over: I 55

4.8 MI N US 82, Montgomery, MS

Built 1965 ADT: 7,500

DUCK HILL ROAD

Unknown

Over: I 55

4.3 MI S SR 404, Montgomery, MS

Built 1965 ADT: 7,500

DUCK HILL ROAD

Unknown

Over: I 55

4.3 MI S SR 404, Montgomery, MS

Built 1965 ADT: 7,500

PROSPECT ROAD

Unknown

Over: I 55

0.8 MI S CARROLL CL, Montgomery, MS

Built 1963 ADT: 7,500

SR 15

Unknown

Over: SR 19

SR15 OVER SR 19, Neshoba, MS

Built 1975 ADT: 1,900

GOLDENMOON WALKWAY

Unknown

Over: SR 16

6.8 MI E LEAKE CL, Neshoba, MS

Built 2002 ADT: 7,000

I 20

Unknown

Over: US 80

I 20 OVER US 80, Newton, MS

Built 1966 ADT: 3,500

I 20

Unknown

Over: US 80

I 20 OVER US 80, Newton, MS

Built 1966 ADT: 3,500

KANSAS CITY S RR

Unknown

Over: I 20

1.1 MI W SR 15, Newton, MS

Built 1966 ADT: 9,500

Showing 501-550 of 16,823 bridges

Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges Editorial.

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). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.