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

NFA A040

Good

Over: GOOSE CREEK

2 MI N OF SR10, Trousdale, TN

Built 1978 Load: 32.4 t ADT: 520

NFA A040

Good

Over: HICKERSON BRANCH

2.5 MI N SR 10, Trousdale, TN

Built 1983 Load: 32.4 t ADT: 520

NFA A041

Good

Over: HICKERSON BRANCH

3 MI S OF MACON CO., Trousdale, TN

Built 2000 Load: 32.4 t ADT: 20

NFA A044

Good

Over: MIDDLE FORK GOOSE CREEK

1 MI S OF MACON CO., Trousdale, TN

Built 1987 Load: 32.4 t ADT: 110

NFA A044

Good

Over: BIG GOOSE CREEK

1.5 MI S OF MACON CO., Trousdale, TN

Built 1976 Load: 32.4 t ADT: 310

NFA A051

Good

Over: FINLEY BRANCH

2.5 MI S OF MACON CO., Trousdale, TN

Built 1984 Load: 32.4 t ADT: 150

NFA A054

Good

Over: LICK CREEK

2 MI N OF SMITH CO., Trousdale, TN

Built 1986 Load: 32.4 t ADT: 110

NFA A054

Good

Over: GLASGOW BRANCH

2.9 M SE JCT SR10&SR25, Trousdale, TN

Built 1989 Load: 32.4 t ADT: 110

NFA A054

Good

Over: BRANCH

2 MI N OF SMITH CO., Trousdale, TN

Built 2002 Load: 32.4 t ADT: 110

NFA A054

Good

Over: BRANCH

2.9 M SE JCT SR10&SR25, Trousdale, TN

Built 1989 Load: 32.4 t ADT: 110

NFA A057

Good

Over: GLASGOW BRANCH

1.2 MI N OF SMITH CO., Trousdale, TN

Built 1999 Load: 32.4 t ADT: 90

NFA A062

Good

Over: BRANCH

.54 M N OF MACON CO LN, Trousdale, TN

Built 2012 Load: 32.4 t ADT: 150

NFA A062

Good

Over: BRANCH

.54 M N OF MACON CO LN, Trousdale, TN

Built 1987 Load: 32.4 t ADT: 150

NFA A062

Good

Over: DIXON CREEK

1 MI S OF MACON CO, Trousdale, TN

Built 1987 Load: 32.4 t ADT: 60

NFA A109

Good

Over: ROCKY CREEK

1.5 MI E OF SUMNER CO., Trousdale, TN

Built 1993 Load: 32.4 t ADT: 200

NFA A118

Good

Over: ROCKY CREEK

1.5 MI E OF SUMNER CO., Trousdale, TN

Built 1998 Load: 32.4 t ADT: 40

NFA A119

Good

Over: BRANCH

1.0 MI SE JCT. 25 & 376, Trousdale, TN

Built 2007 Load: 32.4 t ADT: 70

NFA A125

Good

Over: BRANCH

1.1 MI S JCT SR25 &SR376, Trousdale, TN

Built 1988 Load: 32.4 t ADT: 30

NFA A125

Good

Over: BRANCH

0.5 MI S JCT SR25&SR376, Trousdale, TN

Built 1988 Load: 32.4 t ADT: 30

NFA A135

Good

Over: LITTLE GOOSE CREEK

IN HARTSVILLE, Trousdale, TN

Built 1984 Load: 32.4 t ADT: 4,750

NFA A135

Good

Over: DARWIN CREEK

CITY OF HARTSVILLE, Trousdale, TN

Built 1984 Load: 32.4 t ADT: 3,130

NFA B109

Good

Over: BRANCH

1.1 M SE JCT SR 141&SR260, Trousdale, TN

Built 2007 Load: 32.4 t ADT: 420

NFA B130

Good

Over: LITTLE GOOSE CR OVERFLOW

1.1 M SE JCT SR 141&SR260, Trousdale, TN

Built 1985 Load: 32.4 t ADT: 420

NFA 1070 (SA 8503)

Good

Over: WARD BRANCH

2 MI W OF SMITH CO., Trousdale, TN

Built 1986 Load: 32.4 t ADT: 246

NFA 1070 (SA 8503)

Good

Over: STONE BRANCH

2 MI W OF SMITH CO., Trousdale, TN

Built 1986 Load: 32.4 t ADT: 246

FAS 260

Good

Over: LITTLE GOOSE CREEK

.6 M E JCT SR260&SR376, Trousdale, TN

Built 2017 Load: 32.4 t ADT: 609

NFA 1082 (SA 8507)

Good

Over: HICKERSON BRANCH

1 MI S OF MACON CO., Trousdale, TN

Built 1945 Load: 32.4 t ADT: 947

NFA 1074 (SA 8508)

Good

Over: DOG BRANCH

2 MI W OF SMITH CO., Trousdale, TN

Built 1992 Load: 32.4 t ADT: 319

FAP 10

Good

Over: MILL BRANCH

IN HARTSVILLE, Trousdale, TN

Built 1952 Load: 32.4 t ADT: 9,933

FAS 141

Good

Over: HARRIS BRANCH

1.5 MI N OF HARTSVILLE, Trousdale, TN

Built 1974 Load: 32.4 t ADT: 1,521

NFA 1415

Good

Over: HONEYCOMB CREEK

JUST S OF CARTER CO LINE, Unicoi, TN

Built 1965 Load: 32.4 t ADT: 1,347

FAU 4703

Good

Over: MARTIN CREEK

CITY OF ERWIN, Unicoi, TN

Built 1999 Load: 32.4 t ADT: 1,868

NFA 4718

Good

Over: BRANCH

BTWN OLD & NEW SR36-ERWIN, Unicoi, TN

Built 1976 Load: 32.4 t ADT: 488

NFA 2624

Good

Over: BUFFALO CREEK

N OF UNICOI NEAR SR 36, Unicoi, TN

Built 2003 Load: 32.4 t ADT: 516

NFA A014

Good

Over: RICE CREEK

NEAR FLAG POND, Unicoi, TN

Built 1984 Load: 32.4 t ADT: 100

NFA A028

Good

Over: BIG BALD CREEK

2.8 M S OF SR36-SR81 JCT, Unicoi, TN

Built 1995 Load: 32.4 t ADT: 40

NFA A030

Good

Over: SOUTH INDIAN CREEK

JUST OFF SR 81 NEAR 36, Unicoi, TN

Built 1982 Load: 32.4 t ADT: 70

NFA A053

Good

Over: LITTLE BALD CREEK

S. OF SR 36, Unicoi, TN

Built 1983 Load: 32.4 t ADT: 160

NFA A055

Good

Over: LITTLE HIGGINS CREEK

NEAR SR 36-N OF ERNESTVL., Unicoi, TN

Built 2010 Load: 32.4 t ADT: 300

NFA A062

Good

Over: SOUTH INDIAN CREEK

S OF ERWIN, Unicoi, TN

Built 1987 Load: 32.4 t ADT: 130

NFA A069 (SA 8611)

Good

Over: SOUTH INDIAN CREEK

SW OF ERWIN, Unicoi, TN

Built 2011 Load: 32.4 t ADT: 360

NFA A100

Good

Over: MARTIN CREEK

IN ERWIN, Unicoi, TN

Built 1994 Load: 32.4 t ADT: 220

NFA A114

Good

Over: MARTIN CREEK

JUST SE OF ERWIN CITY LMT, Unicoi, TN

Built 1991 Load: 32.4 t ADT: 490

NFA A277

Good

Over: ROCK CREEK

N OFF SR395, Unicoi, TN

Built 1992 Load: 32.4 t ADT: 90

NFA A289

Good

Over: NORTH INDIAN CREEK

N. OF ERWIN, Unicoi, TN

Built 1981 Load: 32.4 t ADT: 370

NFA A300

Good

Over: NORTH INDIAN CREEK

N OF ERWIN NEAR SR 36, Unicoi, TN

Built 1982 Load: 32.4 t ADT: 320

NFA A305

Good

Over: NORTH INDIAN CREEK

W OF SR36-S OF UNICOI, Unicoi, TN

Built 1996 Load: 32.4 t ADT: 10

NFA A309

Good

Over: NORTH INDIAN CREEK

NEAR UNICOI W. OF SR 36, Unicoi, TN

Built 1995 Load: 32.4 t ADT: 130

NFA A387

Good

Over: SIMMERCY CREEK

JUST N OF SR107-SR173 JCT, Unicoi, TN

Built 1991 Load: 32.4 t ADT: 270

NFA A398

Good

Over: NORTH INDIAN CREEK

.48 MI FROM SR 107, Unicoi, TN

Built 1992 Load: 32.4 t ADT: 110

Showing 18,401-18,450 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.