State profile · Below median Poor share

Mississippi bridge safety

Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Mississippi, based on the FHWA National Bridge Inventory.

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

Data updated May 2026

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 whose lowest applicable component is rated 0-4

-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 - Poor-condition 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 by Poor-condition share (lower share = better)

States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below Mississippi on the same metric.

WY

Wyoming

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

ID

Idaho

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

MS

Mississippi

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

SC

South Carolina

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

WI

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 the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.

All Bridges in Mississippi

US 45

Unknown

Over: SR 6 AND SR 178

US 45 OVER SR 6, Lee, MS

Built 1976 ADT: 10,000

NATCHEZ TRACE

Unknown

Over: US 45

3.8 MI N US 78, Lee, MS

Built 1981 ADT: 13,500

US 45

Unknown

Over: SR 145

US 45 OVER SR 145, Lee, MS

Built 1991 ADT: 12,000

US 45

Unknown

Over: SR 145

US 45 OVER SR 145, Lee, MS

Built 1991 ADT: 6,500

US 78

Unknown

Over: SR 178

2.8 MI E PONTOTOC CL, Lee, MS

Built 1981 ADT: 8,500

US 78

Unknown

Over: SR 178

2.8 MI E PONTOTOC CL, Lee, MS

Built 1981 ADT: 8,500

NATCHEZ TRACE

Unknown

Over: I 22

6.6 MI E PONTOTOC CL, Lee, MS

Built 1981 ADT: 13,500

US 78

Unknown

Over: SR 145

7.6 MI E PONTOTOC CL, Lee, MS

Built 1981 ADT: 21,000

US 78

Unknown

Over: SR 145

7.6 MI E PONTOTOC CL, Lee, MS

Built 1981 ADT: 20,000

US 78

Unknown

Over: US 45

US 78 OVER US 45, Lee, MS

Built 1981 ADT: 18,000

US 78

Unknown

Over: US 45

US 78 OVER US 45, Lee, MS

Built 1981 ADT: 18,000

US 78

Unknown

Over: SR 371

US 78 OVER SR 371, Lee, MS

Built 1981 ADT: 1,850

US 78

Unknown

Over: SR 371

US 78 OVER SR 371, Lee, MS

Built 1981 ADT: 1,950

NATCHEZ TRACE

Unknown

Over: SR 6

2.5 MI E PONTOTOC CL, Lee, MS

Built 2015 ADT: 6,300

CONVEYOR BELT

Unknown

Over: CONVEYOR BELT

6.2 MI S SR 6, Lee, MS

Built 1997 ADT: 7,900

SR 145

Unknown

Over: SR 178

SR 145 OVER SR 178, Lee, MS

Built 1967 ADT: 9,000

SR 145

Unknown

Over: SR 178

SR 145 OVER SR 178, Lee, MS

Built 1967 ADT: 9,000

NATCHEZ TRACE

Unknown

Over: SR 145

NATCHEZ TRACE OVER SR 145, Lee, MS

Built 1978 ADT: 10,500

NATCHEZ TRACE

Unknown

Over: SR 178

NATCHEZ TRACE OVER SR178, Lee, MS

Built 1932 ADT: 10,000

SR 178

Unknown

Over: US 45

SR178 OVER US 45, Lee, MS

Built 1966 ADT: 3,800

SR 178

Unknown

Over: US 45

SR178 OVER US 45, Lee, MS

Built 1975 ADT: 11,800

SR 348

Unknown

Over: US 45

SR 348 OVER US 45, Lee, MS

Built 1991 ADT: 5,500

NATCHEZ TRACE

Unknown

Over: SR 363

NATCHEZ TRACE OVER SR 363, Lee, MS

Built 1978 ADT: 2,700

SR 370

Unknown

Over: US 45

SR 370 OVER US 45, Lee, MS

Built 1991 ADT: 5,500

SR 370

Unknown

Over: US 45

SR 370 OVER US 45, Lee, MS

Built 1991 ADT: 5,500

BISSELL ROAD

Unknown

Over: SR 6

0.1 MI W NATCHEZ TRACE, Lee, MS

Built 2015 ADT: 3,150

HANCOCK ROAD

Unknown

Over: SR 6

0.9 MI E NATCHEZ TRACE, Lee, MS

Built 2015 ADT: 9,000

COUNTY ROAD 484

Unknown

Over: US 45

2.1 MI N JCT US 45A/ US45, Lee, MS

Built 1985 ADT: 12,750

CITY POINT ROAD

Unknown

Over: US 45

4.7 MI N US45A/ US45, Lee, MS

Built 1982 ADT: 12,500

MAIN STREET VERONA

Unknown

Over: US 45

5.3 MI N JCT US45A/ US45, Lee, MS

Built 1982 ADT: 12,000

MAIN STREET VERONA

Unknown

Over: US 45

5.3 MI N JCT US45A/ US45, Lee, MS

Built 1982 ADT: 12,000

S GREEN STREET

Unknown

Over: US 45

3.1 MI S SR 6, Lee, MS

Built 1976 ADT: 12,000

MT VERNON ROAD

Unknown

Over: I 22

0.8 MI W NATCHEZ TRACE, Lee, MS

Built 1981 ADT: 13,000

OLD TOWN ROAD

Unknown

Over: I 22

0.1 MI W NATCHEZ TRACE, Lee, MS

Built 1981 ADT: 11,000

MORGAN WOOD ROAD

Unknown

Over: US 78

3.6 MI E US 45, Lee, MS

Built 1981 ADT: 13,000

AUBURN ROAD

Unknown

Over: US 78

3.9 MI E US 45, Lee, MS

Built 1981 ADT: 13,000

AUBURN ROAD

Unknown

Over: I 22

3.9 MI E US 45, Lee, MS

Built 1981 ADT: 13,000

POSSUM TROT ROAD

Unknown

Over: I 22

4.9 MI E US 45, Lee, MS

Built 1981 ADT: 14,500

MOOREVILLE ROAD

Unknown

Over: I 22

7.4 MI E US 45, Lee, MS

Built 1981 ADT: 14,000

THOMAS STREET

Unknown

Over: SR 6

1.5 MI W SR 145, Lee, MS

Built 2011 ADT: 3,400

SOUTHERN HEIGHTS R

Unknown

Over: SR 6

1.0 MI W SR 145, Lee, MS

Built 2011 ADT: 3,400

INDIAN TRAIL

Unknown

Over: US 45

1.2 MI S US 78, Lee, MS

Built 1981 ADT: 15,500

EUCLAUTUBBA ROAD

Unknown

Over: US 45

1.5 MI N JCT US45/SR145, Lee, MS

Built 2011 ADT: 13,000

COLEY ROAD

Unknown

Over: US 78

1.3 MI E SR 178, Lee, MS

Built 2015 ADT: 13,000

COUNTRY CLUB ROAD

Unknown

Over: SR 178

0.5 MI E NATCHEZ TRACE, Lee, MS

Built 1965 ADT: 10,500

MADISON STREET

Unknown

Over: SR 178

0.3 MI E SR 145, Lee, MS

Built 1962 ADT: 9,000

GREEN STREET

Unknown

Over: SR 178

0.4 MI E US 145, Lee, MS

Built 1962 ADT: 9,000

US 82

Unknown

Over: US 49E

US 82 OVER US 49E, Leflore, MS

Built 1962 ADT: 3,250

I 55

Unknown

Over: US 84

I 55 OVER US 84, Lincoln, MS

Built 1966 ADT: 3,700

I 55

Unknown

Over: US 84

I 55 OVER US 84, Lincoln, MS

Built 1966 ADT: 3,700

Showing 401-450 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.

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). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.