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-70 (SR-70) WBL

Unknown

Over: SR-120, INTCHG.X-ROAD

SOUTH RICHFIELD INTCHG., Sevier, UT

Built 1988 ADT: 4,525

I-70 (SR-70) WBL

Unknown

Over: SR-120, INTCHG.X-ROAD

NORTH RICHFIELD INTCHG., Sevier, UT

Built 1988 ADT: 4,425

I-70 (SR-70) WBL

Unknown

Over: WILLOW CREEK ACCESS ROAD

2.2 MI.N.NO.RICHFIELD INT, Sevier, UT

Built 1989

I-70 (SR-70) WBL

Unknown

Over: 500 S0UTH ST. RICHFIELD

.7 MI.NO.SO.RICHFIELD INT, Sevier, UT

Built 1988

I-70 (SR-70) WBL

Unknown

Over: 300 NORTH ST. RICHFIELD

1.5 MI.N.SO.RICHFIELD INT, Sevier, UT

Built 1988

TOLL CYN.INT.X-RD

Unknown

Over: I-80 & SILVER CREEK

3.9 MI.E.SILVER CREEK INT, Summit, UT

Built 1967 ADT: 13,980

COUNTY ROAD

Unknown

Over: I-80 (SR-80) EBL and WBL

3.8 MI.NORTHEAST WANSHIP, Summit, UT

Built 1967 ADT: 12,804

COUNTY ROAD

Unknown

Over: I-80 (SR-80) EBL & WBL

6.6 MI.NORTHEAST WANSHIP, Summit, UT

Built 1967 ADT: 13,135

COUNTY ROAD

Unknown

Over: I-80 (SR-80) EBL & WBL

1.9 MILE EAST OF WANSHIP, Summit, UT

Built 1967 ADT: 13,135

US-40 (SR-40)

Unknown

Over: I-80 (SR-80)

SILVER CREEK JCT.INTCHG., Summit, UT

Built 2001 ADT: 35,285

SR-224, INT.X-RD.

Unknown

Over: I-80 (SR-80) EBL & W

KIMBALL'S JUNCTION IN, Summit, UT

Built 2000 ADT: 51,705

SUBDVN.ACCESS ROAD

Unknown

Over: SR-224,GUARDSMAN PASS

On Guardsman Pass Road, Summit, UT

Built 2008 ADT: 4,495

I-80 (SR-80)EB&amp

Unknown

Over: COUNTY ROAD INT. X-ROAD

5.5 MI WEST WYOMING LINE, Summit, UT

Built 1958

SR-280

Unknown

Over: I-80 (SR-80) EBL and WBL

COALVILLE INTERCHANGE, Summit, UT

Built 1967 ADT: 13,135

I-84 (SR-84)

Unknown

Over: SR-86, INT. X-ROAD

WEST HENEFER INTERCHANGE, Summit, UT

Built 1973 ADT: 475

Silver Summit Pkwy

Unknown

Over: US-40 (SR-40)

SILVER SUMMIT INTERCHANGE, Summit, UT

Built 1993 ADT: 28,140

CO.RD. INT. X-ROAD

Unknown

Over: I-80 (SR-80) EBL & W

CASTLE ROCK INTERCHANGE, Summit, UT

Built 1974 ADT: 14,730

I-84 (SR-84) EBL

Unknown

Over: I-80 (SR-80) EBL & W

ECHO INTERCHANGE, Summit, UT

Built 1970 ADT: 12,405

INT.X-RD.to I-80EB

Unknown

Over: I-80(SR-80) EBL & WB

1 Mile W. of Utah POE, Summit, UT

Built 1968 ADT: 14,685

US-40 (SR-40) EBL

Unknown

Over: SR-248, INTCHG. X-RD

EAST PARK CITY INTERCHG., Summit, UT

Built 1989 ADT: 16,765

I-80EB, (SR-80)

Unknown

Over: INT.X-RD@PARLEYS SUMMIT

At Parleys Summit Intchg, Summit, UT

Built 2011

I-80EB (SR-80)

Unknown

Over: SR-32

At the WANSHIP INTERCHG., Summit, UT

Built 2012 ADT: 2,083

I-80 (SR-80) EBL

Unknown

Over: ACCESS ROAD INT. X-ROAD

3.3 MI. E. of CASTLE ROCK, Summit, UT

Built 1962

I-80 (SR-80) EBL

Unknown

Over: COUNTY ROAD

HOYTSVILLE, Summit, UT

Built 1967

I-80 (SR-80) EBL

Unknown

Over: CO. RD. INTCHG. X-ROAD

JEREMY RANCH INTCHG., Summit, UT

Built 1971

I-80 (SR-80) EBL

Unknown

Over: CO.RD.AT MTN.MEADOW

.95 MI.E.OF KIMBALL JCT., Summit, UT

Built 1970

US-40 (SR-40) EBL

Unknown

Over: LOCAL COUNTY ROAD

.7 MI.SE.PARK CITY INTCHG, Summit, UT

Built 1989

I-80EB, (SR-80)

Unknown

Over: COUNTY ROAD

2 Mi. East Wanship Int., Summit, UT

Built 2006

I-80 EB, (SR-80)

Unknown

Over: COUNTY ROAD INTERCHANGE

Echo Jct. Interchange, Summit, UT

Built 2009

I-84EB near ECHO

Unknown

Over: ECHO FRONTAGE ROAD

West of town of Echo, Summit, UT

Built 2013

US-40 (SR-40)WBL

Unknown

Over: SR-248, INTCHG. X-RD

EAST PARK CITY INTERCHG., Summit, UT

Built 1989 ADT: 10,560

US-40, WB. RAMP

Unknown

Over: I-80 (SR-80) EBL

SILVER CREEK JCT. INTCHG., Summit, UT

Built 2001 ADT: 14,445

US-40, WB. RAMP

Unknown

Over: US-40 (SR-40) EBL

SILVER CREEK JCT. INTCHG., Summit, UT

Built 2001 ADT: 28,140

I-80WB, (SR-80)

Unknown

Over: INT.X-RD@PARLEYS SUMMIT

At Parleys Summit Intchg., Summit, UT

Built 2011

I-80WB (SR-80)

Unknown

Over: SR-32

At the Wanship Interchang, Summit, UT

Built 2012 ADT: 2,847

I-80 (SR-80) WBL

Unknown

Over: ACCESS ROAD INT. X-ROAD

3.3 MI.EAST CASTLE ROCK, Summit, UT

Built 1962

Ramp I-80E to I-84

Unknown

Over: I-80 & I-84 Ramp

ECHO INTCHG. RAMP, Summit, UT

Built 1970 ADT: 18,000

I-80 (SR-80) WBL

Unknown

Over: CREAMERY LANE, CO. RD.

HOYTSVILLE, Summit, UT

Built 1967

I-80 (SR-80) WBL

Unknown

Over: CO.RD. INTCHG. X-ROAD

JEREMY RANCH INTCHG., Summit, UT

Built 1971

I-80 (SR-80) WBL

Unknown

Over: CO.RD.AT MTN.MEADOW

.95 MI.E.of KIMBALL JCT., Summit, UT

Built 1970

US-40 (SR-40) WBL

Unknown

Over: LOCAL COUNTY ROAD

.7 MI.SE.PARK CITY INTCHG, Summit, UT

Built 1989

I-80, (SR-80)

Unknown

Over: COUNTY ROAD

0.6 Miles East of Wanship, Summit, UT

Built 2005

I-80 WBL, (SR-80)

Unknown

Over: CO.RD., INT.X-ROAD

Echo Jct. Interchange, Summit, UT

Built 2009

I-84WB near ECHO

Unknown

Over: ECHO FRONTAGE ROAD

West of Echo Town, Summit, UT

Built 2013

SR-65

Unknown

Over: I-84

SR-65 over I-84, Summit, UT

Built 2021 ADT: 8,600

CO.RD.,INTCHG.X-RD

Unknown

Over: I-80 (SR-80) EBL & WBL

4 MILES EAST OF WENDOVER, Tooele, UT

Built 1970 ADT: 7,255

COUNTY ROAD

Unknown

Over: I-80 (SR-80) EBL & W

LOW INTERCHANGE, Tooele, UT

Built 1959 ADT: 7,560

HARDY SALT ROAD

Unknown

Over: I-80 (SR-80) EBL & W

0.5 MI.WEST TOOELE INTCHG, Tooele, UT

Built 1971 ADT: 10,860

CO.RD.,INTCHG.X-RD

Unknown

Over: I-80 (SR-80) EBL & WBL

ARAGONITE INTERCHANGE, Tooele, UT

Built 1972 ADT: 7,485

CLIVE INT. X-ROAD

Unknown

Over: I-80 (SR-80) EBL

49 MILES EAST OF WENDOVER, Tooele, UT

Built 1971 ADT: 7,225

Showing 651-700 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.