State profile · Below median Poor share

Tennessee bridge safety

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

20,426
Public bridges
38.0%
Good condition
4.0%
Poor condition

Data updated May 2026

Total Bridges

20,426

Public highway bridges in Tennessee

Good Condition

38.0%

7,762 bridges rated 7-9

-12.0pp vs 50% benchmark

Poor Condition

4.0%

811 bridges whose lowest applicable component is rated 0-4

-3.0pp vs national avg 7.0%

Tennessee vs national bridge condition

Tennessee - Good condition share 38.0%
National avg

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

Tennessee - Poor-condition share 13.2%
National avg

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

Condition Distribution

Tennessee42.9%52.6%GoodFairPoor
Bridge inventory deck-condition mix - Tennessee (FHWA NBI)

Counties (95)

Anderson 175 Bedford 294 Benton 147 Bledsoe 83 Blount 220 Bradley 199 Campbell 137 Cannon 159 Carroll 240 Carter 195 Cheatham 128 Chester 127 Claiborne 101 Clay 64 Cocke 190 Coffee 217 Crockett 167 Cumberland 137 Davidson 836 DeKalb 100 Decatur 104 Dickson 243 Dyer 232 Fayette 336 Fentress 55 Franklin 157 Gibson 386 Giles 321 Grainger 88 Greene 306 Grundy 85 Hamblen 119 Hamilton 464 Hancock 61 Hardeman 223 Hardin 192 Hawkins 190 Haywood 241 Henderson 207 Henry 187 Hickman 332 Houston 118 Humphreys 250 Jackson 131 Jefferson 123 Johnson 109 Knox 588 Lake 30 Lauderdale 258 Lawrence 211 Lewis 139 Lincoln 304 Loudon 117 Macon 169 Madison 418 Marion 177 Marshall 240 Maury 433 McMinn 220 McNairy 218 Meigs 76 Monroe 145 Montgomery 187 Moore 69 Morgan 120 Obion 381 Overton 78 Perry 153 Pickett 30 Polk 140 Putnam 167 Rhea 100 Roane 161 Robertson 204 Rutherford 428 Scott 111 Sequatchie 67 Sevier 276 Shelby 1077 Smith 202 Stewart 168 Sullivan 370 Sumner 398 Tipton 201 Trousdale 88 Unicoi 161 Union 61 Van Buren 37 Warren 160 Washington 284 Wayne 282 Weakley 351 White 69 Williamson 524 Wilson 402

Tennessee 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 Tennessee on the same metric.

MN

Minnesota

3.63% top marginal rate
Structure
Progressive
Burden @ $100K
$11,969

CT

Connecticut

3.95% top marginal rate
Structure
Progressive
Burden @ $100K
$4,277
Selected

TN

Tennessee

3.97% top marginal rate
Structure
Progressive
Burden @ $100K
$20,426

MD

Maryland

4.27% top marginal rate
Structure
Progressive
Burden @ $100K
$5,527

CO

Colorado

4.32% top marginal rate
Structure
Progressive
Burden @ $100K
$8,965

Bridges Needing Most Attention in Tennessee

Six lowest-condition bridges in Tennessee, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.

NFA A253

Poor

Over: EMORY RIVER

FROZEN HEAD STATE PARK, Morgan, TN

Built 1975 Load: 1.0 t ADT: 150

NFA B485

Poor

Over: PAW PAW CREEK

S OFF I40 ON LOUDON CO LN, Roane, TN

Built 1934 Load: 1.3 t ADT: 330

NFA A153

Poor

Over: DADDY'S CREEK (CWMA)

.1MI FROM MORGAN CO. LINE, Cumberland, TN

Built 1950 Load: 1.6 t ADT: 25

NFA A317 347891F

Poor

Over: CSX RAILROAD

3.4 MI SW JCT SR30&SR33, Polk, TN

Built 1913 Load: 1.6 t ADT: 40

NFA A191

Poor

Over: BYRAMS FORK CREEK

1 M W OF SR170 AT UNION C, Anderson, TN

Built 1970 Load: 1.9 t ADT: 70

NFA A463

Poor

Over: HILL CREEK

WITHIN 1M SE OF WOODBURY, Cannon, TN

Built 1950 Load: 1.9 t ADT: 170

All Bridges in Tennessee

I75 NB OFFRAMP

Unknown

Over: I-75 RAMP

I24 I75 JUNCTION, Hamilton, TN

Built 2021 ADT: 110,752

I75 NB TO I24 WB

Unknown

Over: I75 NB TO I24 WB

I24 I75 JUNCTION, Hamilton, TN

Built 2020 ADT: 110,752

I24 EB RP TO I124N

Unknown

Over: I24EB RP/I124 RP T0 I24E

I24 & I124 INTERSECTION, Hamilton, TN

Built 1962 ADT: 65,235

I124 RL

Unknown

Over: I124 RL

DOWNTOWN CHATTANOOGA, Hamilton, TN

Built 1962 ADT: 7,952

I124 LL

Unknown

Over: I124 LL

DOWNTOWN CHATTANOOGA, Hamilton, TN

Built 2020 ADT: 7,952

I124 RL

Unknown

Over: I124 RL

DOWNTOWN CHATTANOOGA, Hamilton, TN

Built 1963 ADT: 2,819

I124 LL

Unknown

Over: I124 LL

DOWNTOWN CHATTANOOGA, Hamilton, TN

Built 2020 ADT: 2,819

I124

Unknown

Over: I124 RT LN

IN CHATTANOOGA, Hamilton, TN

Built 1963 ADT: 2,520

I124

Unknown

Over: I124 LT LN

IN CHATTANOOGA, Hamilton, TN

Built 2020 ADT: 1,796

I124 RL

Unknown

Over: I-124-RL / W. 9TH ST.

DOWNTOWN CHATTANOOGA, Hamilton, TN

Built 1958 ADT: 15,346

I124 LL

Unknown

Over: I124 LL

DOWNTOWN CHATTANOOGA, Hamilton, TN

Built 2020 ADT: 4,522

I124

Unknown

Over: I124

IN CHATTANOOGA, Hamilton, TN

Built 1958 ADT: 3,402

I124

Unknown

Over: I124

IN CHATTANOOGA, Hamilton, TN

Built 2020 ADT: 4,788

I124 RL

Unknown

Over: I124 RL

DOWNTOWN CHATTANOOGA, Hamilton, TN

Built 2020 ADT: 22,830

I124 LL

Unknown

Over: I124 LL

DOWNTOWN CHATTANOOGA, Hamilton, TN

Built 2020 ADT: 22,830

I124 SB RP TO I24E

Unknown

Over: I124SB RP TO I24EB/A660

.1 M E OF I124 INTERSECTI, Hamilton, TN

Built 1961 ADT: 1,630

I124

Unknown

Over: RAMP TO NB I124

DOWNTOWN CHATTANOOGA, Hamilton, TN

Built 2020 ADT: 22,830

I124

Unknown

Over: I124

IN CHATTANOOGA, Hamilton, TN

Built 2020 ADT: 3,402

FAU 2

Unknown

Over: FAU 5404

DOWNTOWN CHATTANOOGA, Hamilton, TN

Built 1956 ADT: 28,147

FAU 2

Unknown

Over: FAU 5404

DOWNTOWN CHATTANOOGA, Hamilton, TN

Built 1956 ADT: 28,147

FAU 2

Unknown

Over: SR 2

SR-2 / SR-153 JCT., Hamilton, TN

Built 1961 ADT: 72,283

FAP 153

Unknown

Over: SR 153

SR-153 / SR-317 JCT., Hamilton, TN

Built 1961 ADT: 6,402

FAU 8

Unknown

Over: SR 8

IN CHATTANOOGA, Hamilton, TN

Built 1917 ADT: 12,421

FAU 8 RP

Unknown

Over: SR 8

NEAR RED BANK, Hamilton, TN

Built 1925 ADT: 1,220

FAP 153 SBL

Unknown

Over: SR 153 SBL

0.63 MI. S OF SR-29 JCT., Hamilton, TN

Built 1959 ADT: 4,515

FAU 3631

Unknown

Over: FAU 3631

2.41 MI. N OF SR-153 JCT., Hamilton, TN

Built 1977 ADT: 35,016

NFA D627

Unknown

Over: NFA D627

4.33 MI. N OF SR-153 JCT., Hamilton, TN

Built 1975 ADT: 35,457

FAP 29

Unknown

Over: SR 29 RT LN

SR-29 / SR-153 JCT., Hamilton, TN

Built 1977 ADT: 33,844

FAP 29 SBL

Unknown

Over: SR 29 LT LN

SR-29 / SR-153 JCT., Hamilton, TN

Built 1977 ADT: 12,697

FAP 29 NBL

Unknown

Over: SR 29

3.31 MI. S OF SR-319 JCT., Hamilton, TN

Built 1975 ADT: 5,266

FAP 29 SBL

Unknown

Over: SR 29

3.31 MI. S OF SR-319 JCT., Hamilton, TN

Built 1975 ADT: 5,266

FAP 29 NBL

Unknown

Over: SR 29

2.54 MI. S OF SR-319 JCT., Hamilton, TN

Built 1976 ADT: 9,240

FAP 29 SBL

Unknown

Over: SR 29

2.54 MI. S OF SR-319 JCT., Hamilton, TN

Built 1976 ADT: 9,240

FAP 29 (SA 3308)

Unknown

Over: SR 29

2.42 MI. S OF SR-319 JCT., Hamilton, TN

Built 1976 ADT: 10,375

FAP 29 (SA 3308)

Unknown

Over: SR 29 SBL

2.42 MI. S OF SR-319 JCT., Hamilton, TN

Built 1976 ADT: 9,239

FAP 29 NBL

Unknown

Over: SR 29

1.91 MI. S OF SR-319 JCT., Hamilton, TN

Built 1976 ADT: 450

FAP 29 SBL

Unknown

Over: SR 29

1.91 MI. S OF SR-319, Hamilton, TN

Built 1976 ADT: 450

FAU 319

Unknown

Over: SR 319 / SR 29

SR-319 / SR-29 JCT., Hamilton, TN

Built 1978 ADT: 31,888

FAP 29

Unknown

Over: SR 29

0.49 MI. N OF SR-319 JCT., Hamilton, TN

Built 1984 ADT: 862

FAP 29

Unknown

Over: SR-29 NB / FAU 3595

3.07 MI. N OF SR-8 JCT., Hamilton, TN

Built 1987 ADT: 16,870

FAP 29

Unknown

Over: SR-29 SB / FAU 3595

3.07 MI. N OF SR-8 JCT., Hamilton, TN

Built 1987 ADT: 13,563

FAP 29

Unknown

Over: SR 29 / NFA A150

3.36 MI. N OF SR-8 JCT., Hamilton, TN

Built 1987 ADT: 310

FAP 29

Unknown

Over: SR 29 / NFA A150

3.36 MI. N OF SR-8 JCT., Hamilton, TN

Built 1987 ADT: 310

FAP 29

Unknown

Over: SR 29 / FAU 4034

3.24 MI. S OF SR-153 JCT., Hamilton, TN

Built 1987 ADT: 1,251

FAP 29

Unknown

Over: SR 29 / FAU 3594

3.24 MI. S OF SR-153 JCT., Hamilton, TN

Built 1987 ADT: 651

FAP 29

Unknown

Over: SR 29 / NFA C592

2.57 MI. S OF SR-153 JCT., Hamilton, TN

Built 1988 ADT: 110

FAP 29

Unknown

Over: SR 29 / NFA C592

2.57 MI. S OF SR-153 JCT., Hamilton, TN

Built 1987 ADT: 110

FAP 29

Unknown

Over: SR 29 / NFA C593

2.2 MI. S OF SR-153 JCT., Hamilton, TN

Built 1987 ADT: 90

FAP 29

Unknown

Over: SR 29 / NFA C593

2.2 MI. S OF SR-153 JCT., Hamilton, TN

Built 1987 ADT: 90

FAP 29

Unknown

Over: SR 29 / NFA C177

1.71 MI. S OF SR-153 JCT., Hamilton, TN

Built 1987 ADT: 50

Showing 801-850 of 20,426 bridges

Related

All states → | National rankings → | Understanding conditions → | Retired SD term explained →
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.

Understanding Bridge Conditions

How FHWA rates bridge condition on a 0-9 scale.

Check Your Daily Bridges

How to look up bridge condition data for bridges on your route.

Read our methodology — how this data is sourced, computed, and verified.

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.