State profile · Near median Poor share

North Carolina bridge safety

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

18,901
Public bridges
35.8%
Good condition
6.2%
Poor condition

Data updated May 2026

Total Bridges

18,901

Public highway bridges in North Carolina

Good Condition

35.8%

6,773 bridges rated 7-9

-14.2pp vs 50% benchmark

Poor Condition

6.2%

1,165 bridges whose lowest applicable component is rated 0-4

-0.8pp vs national avg 7.0%

North Carolina vs national bridge condition

North Carolina - Good condition share 35.8%
National avg

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

North Carolina - Poor-condition share 20.5%
National avg

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

North Carolina 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 North Carolina on the same metric.

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
Selected

NC

North Carolina

6.16% top marginal rate
Structure
Progressive
Burden @ $100K
$18,901

HI

Hawaii

6.47% top marginal rate
Structure
Progressive
Burden @ $100K
$1,206

MT

Montana

6.70% top marginal rate
Structure
Progressive
Burden @ $100K
$5,122

Bridges Needing Most Attention in North Carolina

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

All Bridges in North Carolina

I840E

Unknown

Over: I73, I840S

0.25 MI. E. JCT. SR2137, Guilford, NC

Built 2006 ADT: 16,833

SR2085E

Unknown

Over: SR2085

0.55 MI. N. JCT. SR2137, Guilford, NC

Built 2007 ADT: 24,000

I73S.RAMP

Unknown

Over: I-840,I-840RAMP

1.3 MI. S. JCT. SR2137, Guilford, NC

Built 2007 ADT: 12,625

I73S

Unknown

Over: I73/I840N,SR2085

0.9 MI. W. JCT. SR2136, Guilford, NC

Built 2018 ADT: 25,250

SR2085W

Unknown

Over: I73/I840N,SR2085

0.6 MI. S. OF JCT. SR2136, Guilford, NC

Built 2004 ADT: 24,000

I73S

Unknown

Over: I-73

0.52 MI E. JCT SR2313, Guilford, NC

Built 2014 ADT: 1,450

US158E

Unknown

Over: US158US 158US 158

1.5MI. S. JCT. US220,NC65, Guilford, NC

Built 2014 ADT: 9,000

I74W,US311N

Unknown

Over: I74, US311W.COLLECTOR

0.20 MI. N. JCT. US29/70, Guilford, NC

Built 2005 ADT: 11,375

I74E,US311S

Unknown

Over: I74E, US311 EBL COLLECTO

0.2 MI. N. JCT.US29/70, Guilford, NC

Built 2005 ADT: 6,125

I85S,US29S,US70W

Unknown

Over: I85SBUS,US29S,US70W,COLL

0.06 MI. N. JCT. US29/70, Guilford, NC

Built 2005 ADT: 6,375

I85S,US29S,US70W

Unknown

Over: I85SBUS,US29S,US70W COLL

0.06 MI. N. JCT. US29/70, Guilford, NC

Built 2005 ADT: 8,000

I85S BUS., US29S,

Unknown

Over: I85BUS,US29,US70,COLL

1.5 MI. S. JCT. SR1113, Guilford, NC

Built 2005 ADT: 20,500

I85N BUS., US29N,

Unknown

Over: US29,70/I85BUS&COLLECTOR

1.5 MI. S. JCT. SR1113, Guilford, NC

Built 2005 ADT: 6,000

SR1424

Unknown

Over: SR1424

1.2 MI. E. JCT. SR4121, Guilford, NC

Built 2008 ADT: 10,500

SR1424

Unknown

Over: SR1424

1.2 MI.W. JCT. SR4121, Guilford, NC

Built 2008 ADT: 12,000

I73S,I40E,US421S

Unknown

Over: I73, US421

0.9 MI. S. JCT. SR1541, Guilford, NC

Built 2008 ADT: 29,250

SR1541S

Unknown

Over: SR1541

0.9 MI. W. JCT. SR4126, Guilford, NC

Built 2008 ADT: 23,000

SR1541S

Unknown

Over: SR1541

0.9 MI. W. JCT. SR4126, Guilford, NC

Built 2008 ADT: 23,000

SR1546

Unknown

Over: SR1546

0.3 MI. E. JCT. SR1541, Guilford, NC

Built 2008 ADT: 23,000

SR1546

Unknown

Over: SR1546

0.3 MI. W. JCT. SR1541, Guilford, NC

Built 2008 ADT: 23,000

I73S,US421S

Unknown

Over: I73, US421

0.7 MI. W. JCT. I85 BUS, Guilford, NC

Built 2008 ADT: 30,750

SR1129

Unknown

Over: SR1129

0.6 MI. S. JCT. SR4121, Guilford, NC

Built 2008 ADT: 12,500

SR1129

Unknown

Over: SR1129

0.6 MI. S. JCT. SR4121, Guilford, NC

Built 2008 ADT: 12,000

SR4205

Unknown

Over: SR4205

0.3 MI. S. JCT. SR4121, Guilford, NC

Built 2008 ADT: 100

SR4205

Unknown

Over: SR4205

0.3 MI. E. JCT. SR4121, Guilford, NC

Built 2008 ADT: 100

I73N,US421N

Unknown

Over: I73 & US421

0.8 MI. S. JCT. SR1129, Guilford, NC

Built 2008 ADT: 30,750

I85S

Unknown

Over: I85, I85 RAMP

0.1 MI. N. JCT. I85 BUS, Guilford, NC

Built 2008 ADT: 28,500

I73N,I85S,US421N,R

Unknown

Over: I-85,I-73,US421N

0.2 MI. N. JCT. I85 BUS, Guilford, NC

Built 2008 ADT: 13,750

I85S

Unknown

Over: I85BUS

0.8 MI. E. JCT. SR1398, Guilford, NC

Built 2008 ADT: 19,666

I85N

Unknown

Over: I85 BUS

0.8 MI. N. JCT. SR1398, Guilford, NC

Built 2008 ADT: 23,000

I85S

Unknown

Over: I85 BUS

0.2 MI. N. JCT. I85, Guilford, NC

Built 2008 ADT: 28,250

I85S

Unknown

Over: I85

0.8 MI. W. JCT. SR3045, Guilford, NC

Built 2001 ADT: 22,500

I73N;BRYAN BLVD.

Unknown

Over: I-73

0.1 MI. W. JCT. SR2137, Guilford, NC

Built 2009 ADT: 5,000

SR2085N.RAMP

Unknown

Over: I73/SR2085

0.4 MI. E. JCT. SR2259, Guilford, NC

Built 2009 ADT: 3,333

I785S,I840S

Unknown

Over: I785, I840

0.1 MI. N. JCT. I40,85BUS, Guilford, NC

Built 2002 ADT: 26,000

I40E,I85N RAMP

Unknown

Over: I40, I85 BUS EBL RAMP

0.15 MI.S.JCT.I85/40, Guilford, NC

Built 2002 ADT: 19,500

I73N.RMP.

Unknown

Over: I-73

0.75 MI. W. AIRPORT PKWY, Guilford, NC

Built 2009 ADT: 3,333

NCTEDJOHNSONPKWY R

Unknown

Over: TED JOHNSTON PKWY RAMPS

0.2 MI W OF OLD OAK RIDGE, Guilford, NC

Built 2009 ADT: 3,333

I74W,US311N

Unknown

Over: I74, US311

1.0 MI. N. JCT. I85, Guilford, NC

Built 2009 ADT: 8,000

I85N,I785N,I840N

Unknown

Over: I85, I785, I840

1.3 MI. E. JCT. SR3029, Guilford, NC

Built 2003 ADT: 13,000

I85N

Unknown

Over: I85

0.1 MI. N. JCT. SR3000, Guilford, NC

Built 2003 ADT: 21,000

I74W,US311N

Unknown

Over: I74, US311

0.6 MI. S. JCT. I85 BUS., Guilford, NC

Built 2009 ADT: 14,000

I74W,US311N

Unknown

Over: I74, US311

0.8 MI. W. JCT. I85, Guilford, NC

Built 2008 ADT: 12,500

I74W,US311N

Unknown

Over: I74, US311

0.7 MI. N. JCT. NC62, Guilford, NC

Built 2008 ADT: 8,250

I74W,US311N

Unknown

Over: I74, US311

0.7 MI. N. JCT. NC62, Guilford, NC

Built 2010 ADT: 9,750

I74W,US311N

Unknown

Over: I74, US311

0.7 MI. N. JCT. NC62, Guilford, NC

Built 2010 ADT: 9,750

I74E,US311S

Unknown

Over: I74, US311

0.7 MI. N. JCT. NC62, Guilford, NC

Built 2008 ADT: 14,000

I74E,US311S

Unknown

Over: I74, US311

0.4 MI. S. JCT. I85, Guilford, NC

Built 2010 ADT: 17,125

I85N

Unknown

Over: I85

0.8 MI. S. JCT. SR1154, Guilford, NC

Built 2010 ADT: 34,250

SR4762

Unknown

Over: SR4762

0.2 MI. S. JCT. US70, Guilford, NC

Built 2002 ADT: 300

Showing 1,201-1,250 of 18,901 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.