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 61

Unknown

Over: US 61/DEVEREUX RD.

3.2 MI S US 84E, Adams, MS

Built 2013 ADT: 5,500

NATCHEZ TRACE

Unknown

Over: US 61

0.7 MI N SR 554, Adams, MS

Built 1987 ADT: 3,500

CNIC RR

Unknown

Over: US 84

0.1 MI E LA ST LINE, Adams, MS

Built 1987 ADT: 12,000

NATCHEZ TRACE

Unknown

Over: US 84

0.3 MI E US 61, Adams, MS

Built 1992 ADT: 3,350

CNIC RR

Unknown

Over: HOMOCHITTO STREET

0.2 MI N US 84, Adams, MS

Built 1940 ADT: 8,800

US 72

Unknown

Over: US 45

US 72 OVER US 45, Alcorn, MS

Built 1972 ADT: 5,500

SR 2

Unknown

Over: US 45

SR 2 OVER US 45, Alcorn, MS

Built 1984 ADT: 6,000

HARPER ROAD

Unknown

Over: US 45

10.8 MI N PRENTISS CL, Alcorn, MS

Built 1972 ADT: 5,500

BELL SCHOOL ROAD

Unknown

Over: US 45

11.8 MI N PRENTISS CL, Alcorn, MS

Built 1972 ADT: 5,500

KOSSUTH ROAD

Unknown

Over: US 45

12.1 MI N PRENTISS CL, Alcorn, MS

Built 1972 ADT: 5,500

SMITH BRIDGE ROAD

Unknown

Over: US 45

0.5 MI N US 72, Alcorn, MS

Built 1965 ADT: 5,500

NATCHEZ TRACE

Unknown

Over: SR 12

4.4 MI E SR 35 SOUTH, Attala, MS

Built 1940 ADT: 3,700

US 78

Unknown

Over: SR 178

I 22 OVER SR 178, Benton, MS

Built 1993 ADT: 1,350

US 78

Unknown

Over: SR 178

I 22 OVER SR 178, Benton, MS

Built 1993 ADT: 1,350

BECK SPRINGS ROAD

Unknown

Over: I 22

0.3 MI E MARSHALL CL, Benton, MS

Built 1993 ADT: 7,500

SAW MILL ROAD

Unknown

Over: I 22

0.6 MI E MARSHALL CL, Benton, MS

Built 1993 ADT: 7,500

WATTS ROAD

Unknown

Over: I 22

2.3 MI E MARSHALL CL, Benton, MS

Built 1993 ADT: 7,500

GADD ROAD

Unknown

Over: I 22

3.6 MI E MARSHALL CL, Benton, MS

Built 1993 ADT: 7,500

PISGAH ROAD

Unknown

Over: I 22

4.7 MI E MARSHALL CL, Benton, MS

Built 1993 ADT: 7,500

SR 161

Unknown

Over: US 61

3.7 MI S SR 32, Bolivar, MS

Built 1998 ADT: 2,800

I 55

Unknown

Over: SR 35

I 55 OVER SR 35, Carroll, MS

Built 1964 ADT: 3,700

I 55

Unknown

Over: SR 35

I 55 OVER SR 35, Carroll, MS

Built 1964 ADT: 3,700

SR 404

Unknown

Over: I 55

SR 404 OVER I 55, Carroll, MS

Built 1963 ADT: 7,000

COUNTY ROAD 87

Unknown

Over: I 55

1.9 MI N HOLMES CL, Carroll, MS

Built 1971 ADT: 7,000

COUNTY ROAD 31

Unknown

Over: I 55

1.5 MI S SR 35, Carroll, MS

Built 1971 ADT: 7,000

COUNTY ROAD 213

Unknown

Over: I 55

1.2 MI S GRENADA CL, Carroll, MS

Built 1963 ADT: 7,000

COUNTY ROAD 213

Unknown

Over: I 55

1.2 MI S GRENADA CL, Carroll, MS

Built 1963 ADT: 7,000

BOLTON ROAD

Unknown

Over: I 55

0.2 MI S GRENADA CL, Carroll, MS

Built 1963 ADT: 7,000

KCS RR

Unknown

Over: SR 8

0.7 MI W SR 15, Chickasaw, MS

Built 1940 ADT: 6,450

NATCHEZ TRACE

Unknown

Over: SR 8

3.7 MI E SR 15, Chickasaw, MS

Built 1948 ADT: 3,100

SR 15

Unknown

Over: SR 8

SR 15 OVER SR 8, Chickasaw, MS

Built 1992 ADT: 4,150

SR 15

Unknown

Over: SR 8

SR 15 OVER SR 8, Chickasaw, MS

Built 1992 ADT: 4,350

NATCHEZ TRACE

Unknown

Over: SR 32

NATCHEZ TRACE OVER SR 32, Chickasaw, MS

Built 1962 ADT: 3,200

NATCHEZ TRACE

Unknown

Over: SR 389

NATCHEZ TRACE OVER SR 389, Chickasaw, MS

Built 1948 ADT: 1,200

NATCHEZ TRACE

Unknown

Over: SR 9

9.5 MI N SR 12, Choctaw, MS

Built 1960 ADT: 2,200

NATCHEZ TRACE

Unknown

Over: US 61

4.8 MI N JEFFERSON CL, Claiborne, MS

Built 1965 ADT: 7,300

NATCHEZ TRACE

Unknown

Over: SR 547

1.1 MI S US 61, Claiborne, MS

Built 1965 ADT: 2,500

I 59

Unknown

Over: SR 18

I 59 OVER SR 18, Clarke, MS

Built 1965 ADT: 2,300

I 59

Unknown

Over: SR 18

I 59 OVER SR 18, Clarke, MS

Built 1965 ADT: 840

I 59

Unknown

Over: SR 513

I 59 OVER SR 513, Clarke, MS

Built 1965 ADT: 1,000

I 59

Unknown

Over: SR 513

I 59 OVER SR 513, Clarke, MS

Built 1965 ADT: 920

US 45

Unknown

Over: SR 145

US 45 OVER SR 145, Clarke, MS

Built 2001 ADT: 2,700

US 45

Unknown

Over: SR 145

US 45 OVER SR 145, Clarke, MS

Built 2001 ADT: 2,700

US 45

Unknown

Over: SR 511

US 45 OVER SR 511, Clarke, MS

Built 2001 ADT: 1,800

US 45

Unknown

Over: SR 511

US 45 OVER SR 511, Clarke, MS

Built 2001 ADT: 1,800

SR 18

Unknown

Over: US 45

SR 18 OVER US 45, Clarke, MS

Built 1998 ADT: 2,300

COUNTY ROAD 140

Unknown

Over: US 45

1.4 MI N SR 18, Clarke, MS

Built 2001 ADT: 2,300

COUNTY ROAD 330

Unknown

Over: I 59

2.7 MI S SR 513, Clarke, MS

Built 1966 ADT: 7,000

COUNTY ROAD 371

Unknown

Over: I 59

2.1 MI N SR 513, Clarke, MS

Built 1965 ADT: 6,000

NATCHEZ TRACE

Unknown

Over: SR 46

NATCHEZ TRACE OVER SR 462, Clay, MS

Built 1953 ADT: 930

Showing 1-50 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.