State profile · Below median Poor share

Utah bridge safety

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

3,126
Public bridges
16.7%
Good condition
2.4%
Poor condition

Data updated May 2026

Total Bridges

3,126

Public highway bridges in Utah

Good Condition

16.7%

521 bridges rated 7-9

-33.3pp vs 50% benchmark

Poor Condition

2.4%

76 bridges whose lowest applicable component is rated 0-4

-4.6pp vs national avg 7.0%

Utah vs national bridge condition

Utah - Good condition share 16.7%
National avg

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

Utah - Poor-condition share 8.1%
National avg

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

Condition Distribution

Utah23.6%73%GoodFairPoor
Bridge inventory deck-condition mix - Utah (FHWA NBI)

Counties (29)

Beaver 53 Box Elder 184 Cache 95 Carbon 73 Daggett 13 Davis 139 Duchesne 84 Emery 126 Garfield 94 Grand 121 Iron 70 Juab 60 Kane 29 Millard 72 Morgan 53 Piute 19 Rich 20 Salt Lake 659 San Juan 50 Sanpete 52 Sevier 157 Summit 138 Tooele 35 Uintah 92 Utah 271 Wasatch 32 Washington 177 Wayne 29 Weber 129

Utah 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 Utah on the same metric.

AZ

Arizona

1.44% top marginal rate
Structure
Progressive
Burden @ $100K
$5,640

GA

Georgia

1.49% top marginal rate
Structure
Progressive
Burden @ $100K
$15,216
Selected

UT

Utah

2.43% top marginal rate
Structure
Progressive
Burden @ $100K
$3,126

VT

Vermont

2.62% top marginal rate
Structure
Progressive
Burden @ $100K
$2,936

FL

Florida

2.75% top marginal rate
Structure
Progressive
Burden @ $100K
$12,892

Bridges Needing Most Attention in Utah

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

COUNTY ROAD

Poor

Over: CENTRAL UTAH CANAL

2 MILES SW. OF LEAMINGTON, Millard, UT

Built 1935 Load: 1.3 t ADT: 38

NAVAJO TRAIL

Poor

Over: BEAVER RIVER

0.5 MILE SW. OF BEAVER GC, Beaver, UT

Built 1935 Load: 1.9 t ADT: 100

COUNTY ROAD

Poor

Over: DUCHESNE RIVER

IN HANNA, Duchesne, UT

Built 1952 Load: 2.9 t ADT: 25

COUNTY ROAD

Poor

Over: BRUSH CREEK CANAL

4 MILES NORTH OF JENSEN, Uintah, UT

Built 1985 Load: 6.2 t ADT: 131

COUNTY ROAD

Poor

Over: NORTH FORK OGDEN RIVER

1 MILE EAST OF LIBERTY, Weber, UT

Built 1972 Load: 6.2 t ADT: 2,191

15600 N.ST.,CO.RD.

Poor

Over: WEST CANAL

5800 W. 15600 N., GARLAND, Box Elder, UT

Built 1950 Load: 7.8 t ADT: 189

All Bridges in Utah

I-15 (SR-15) NBL

Unknown

Over: CO. RD. TO NUCOR & SR-13

PLYMOUTH INTERCHANGE, Box Elder, UT

Built 1989 ADT: 1,110

I-15 (SR-15) NBL

Unknown

Over: SR-102, MAIN STREET

WEST OF TREMONTON, Box Elder, UT

Built 1990 ADT: 7,440

I-15 (SR-15) NBL

Unknown

Over: COUNTY RD.,INTCHG.X-ROAD

GARLAND INTERCHANGE, Box Elder, UT

Built 1990

RP.,I84EB TO I15NB

Unknown

Over: I-84 (SR-84)

I-15,I-84 INT.@ TREMONTON, Box Elder, UT

Built 1990 ADT: 10,525

I-15NB, (SR-15)

Unknown

Over: 13600 NORTH STREET

2 MI. NO. of GARLAND INT., Box Elder, UT

Built 1989

I-84 (SR-84) EBL

Unknown

Over: BLUE CREEK INT. X-RD.

20 MI.NORTH OF TREMONTON, Box Elder, UT

Built 1959

I-84 (SR-84) EBL

Unknown

Over: SR-83

HOWELL JCT INTERCHANGE, Box Elder, UT

Built 1959 ADT: 309

I-84 (SR-84) EBL

Unknown

Over: EAST SNOWVILLE INT.X-RD.

4.7 MILES EAST SNOWVILLE, Box Elder, UT

Built 1960

I-84 (SR-84) EBL

Unknown

Over: Frankems Farm Rd

6.8 MI SE of Snowville, Box Elder, UT

Built 1960

I-84 (SR-84) EBL

Unknown

Over: CO.RD.(IOWA STRING RD)

SOUTH TREMONTON, Box Elder, UT

Built 1972 ADT: 1,399

I-84 (SR-84) EBL

Unknown

Over: HANSEL VALLEY INT.X-RD.

8.6 MILES SE OF SNOWVILLE, Box Elder, UT

Built 1969

I-84 (SR-84) EBL

Unknown

Over: E.RATTLESNAKE INT.X-RD.

10 MILES SE.of SNOWVILLE, Box Elder, UT

Built 1969

I-84 (SR-84) EBL

Unknown

Over: CURLEW CREEK & CO.RD

WEST OF SNOWVILLE INTCHG., Box Elder, UT

Built 1972

I-15 (SR-15) SBL

Unknown

Over: SR-13 AND UPRR

NORTH BRIGHAM INTERCHANGE, Box Elder, UT

Built 1967 ADT: 8,215

I-15 (SR-15) SBL

Unknown

Over: HOT SPRINGS LN.& ABD

0.8 MI.NO.HOT SPRINGS INT, Box Elder, UT

Built 1976 ADT: 327

I-15 (SR-15) SBL

Unknown

Over: NERVA LANE (COUNTY ROAD)

1.9 MI.NO.HOT SPRINGS INT, Box Elder, UT

Built 1976

I-15 (SR-15) SBL

Unknown

Over: COUNTY RD., 100 East

2.3 MI.NW.ELWOOD INTCHG., Box Elder, UT

Built 1972 ADT: 138

I-15 (SR-15) SBL

Unknown

Over: CANNERY RD (CITY STREET)

1.5 Mi. N. Willard Intch, Box Elder, UT

Built 1976

I-15 (SR-15) SBL

Unknown

Over: SR-315 TO WILLARD BAY

Willard Interchange, Box Elder, UT

Built 1976 ADT: 2,820

I-15 (SR-15) SBL

Unknown

Over: COUNTY ROAD AND UPRR

SOUTH TREMONTON, Box Elder, UT

Built 1972

I-15 (SR-15) SBL

Unknown

Over: BRONSON LANE (CO RD)

5 MI.SO.of PORTAGE INTCHG, Box Elder, UT

Built 1976

I-15 (SR-15) SBL

Unknown

Over: WASHAKIE LN.24000 No.Rd.

3 MILES SO.of PORTAGE INT, Box Elder, UT

Built 1976

I-15 (SR-15) SBL

Unknown

Over: PORTAGE INTCHG.X-ROAD

PORTAGE INTERCHANGE, Box Elder, UT

Built 1976

I-15 (SR-15) SBL

Unknown

Over: SR-30

RIVERSIDE INTERCHANGE, Box Elder, UT

Built 1989 ADT: 3,140

I-15 (SR-15) SBL

Unknown

Over: CO. RD. TO NUCOR & SR-13

PLYMOUTH INTERCHANGE, Box Elder, UT

Built 1989 ADT: 1,110

I-15 (SR-15) SBL

Unknown

Over: SR-102

WEST OF TREMONTON, Box Elder, UT

Built 1990 ADT: 7,440

I-15 (SR-15) SBL

Unknown

Over: CO.RD,IOWA STRING ROAD)

I-15, I-84 INT.TREMONTON, Box Elder, UT

Built 1990 ADT: 2,459

I-15 (SR-15) SBL

Unknown

Over: COUNTY RD.,INTCHG.X-ROAD

GARLAND INTERCHANGE, Box Elder, UT

Built 1990

I-15 (SR-15) SBL

Unknown

Over: I-84 (SR-84)

I-15, I-84 INT.-TREMONTON, Box Elder, UT

Built 1990 ADT: 10,525

I-15 (SR-15) SB

Unknown

Over: 13600 NORTH ST.

2 MI. NO. of GARLAND INT., Box Elder, UT

Built 1989

I-84 (SR-84) WBL

Unknown

Over: BLUE CREEK INT.X-RD.

20 MI.NORTH of TREMONTON, Box Elder, UT

Built 1959

I-84 (SR-84) WBL

Unknown

Over: SR-83

HOWELL JCT INTERCHANGE, Box Elder, UT

Built 1959 ADT: 309

I-84 (SR-84) WBL

Unknown

Over: EAST SNOWVILLE INT X-RD

4.7 MILES EAST SNOWVILLE, Box Elder, UT

Built 1960

I-84 (SR-84) WBL

Unknown

Over: Frankems Farm Rd

6.8 MI SE of Snowville, Box Elder, UT

Built 1960

I-84 (SR-84) WBL

Unknown

Over: HANSEL VALLEY INT X-RD

8.6 MILES SE OF SNOWVILLE, Box Elder, UT

Built 1969

I-84 (SR-84) WBL

Unknown

Over: E.RATTLESNAKE INT.X-RD.

10 MILES SE.of SNOWVILLE, Box Elder, UT

Built 1969

I-84 (SR-84) WBL

Unknown

Over: CURLEW CREEK AND CO.RD

WEST OF SNOWVILLE INTCHG., Box Elder, UT

Built 1972

SR-55

Unknown

Over: CITY STREET AND UPRR

WEST SIDE OF PRICE, Carbon, UT

Built 1979 ADT: 5,200

US-6 (SR-6)

Unknown

Over: CITY STREET & UPRR

AT THE EAST PRICE INTCHG., Carbon, UT

Built 1982

US-6 (SR-6)

Unknown

Over: NO.MAIN ST.in HELPER

No. Main Street Overpass, Carbon, UT

Built 2005 ADT: 2,545

US-6 (SR-6)

Unknown

Over: SR-10

SOUTH SIDE OF PRICE CITY, Carbon, UT

Built 1982 ADT: 9,000

US-6 (SR-6)

Unknown

Over: SR-55,WEST PRICE CONN.

WEST PRICE INTERCHANGE, Carbon, UT

Built 1982 ADT: 12,495

US-6 (SR-6)

Unknown

Over: SR-55

AT THE EAST PRICE INTCHG, Carbon, UT

Built 1985 ADT: 7,900

US-6 (SR-6) EBL

Unknown

Over: PRICE RIVER & CO. RO

3 MILES SOUTH OF HELPER, Carbon, UT

Built 1978

US-6 (SR-6) EBL

Unknown

Over: COUNTY ACCESS ROAD

4.5 MI.NORTHWEST OF PRICE, Carbon, UT

Built 1978 ADT: 5,888

US-6 (SR-6) WBL

Unknown

Over: PRICE RIVER & CO. RD.

3 MILES S. OF HELPER, Carbon, UT

Built 1978

US-6 (SR-6) WBL

Unknown

Over: COUNTY ACCESS ROAD

4.5 MI NW OF PRICE, Carbon, UT

Built 1978 ADT: 5,888

GLOVER'S LANE

Unknown

Over: I-15 (SR-15), UPRR &

200 W.GLOVERS LN.FARMINGT, Davis, UT

Built 1973 ADT: 136,730

STATE STREET

Unknown

Over: I-15,(SR-15),UPRR &

WEST STATE ST.FARMINGTON, Davis, UT

Built 1973 ADT: 126,805

SR-109,GENTILE ST.

Unknown

Over: I-15 (SR-15) NBL & S

GENTILE ST IN LAYTON, Davis, UT

Built 1966 ADT: 115,250

Showing 51-100 of 3,126 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.