State profile · Above median Poor share

Alaska bridge safety

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

909
Public bridges
42.0%
Good condition
10.1%
Poor condition

Data updated May 2026

Total Bridges

909

Public highway bridges in Alaska

Good Condition

42.0%

382 bridges rated 7-9

-8.0pp vs 50% benchmark

Poor Condition

10.1%

92 bridges whose lowest applicable component is rated 0-4

3.1pp vs national avg 7.0%

Alaska vs national bridge condition

Alaska - Good condition share 42.0%
National avg

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

Alaska - Poor-condition share 33.7%
National avg

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

Condition Distribution

Alaska42.4%47.3%10.2%GoodFairPoor
Bridge inventory deck-condition mix - Alaska (FHWA NBI)

Counties (30)

Aleutians East 3 Aleutians West 1 Anchorage 35 Bethel 9 Bristol Bay 1 Chugach 18 Copper River 23 Denali 11 Dillingham 0 Fairbanks North Star 42 Haines 13 Hoonah-Angoon 115 Juneau City and 17 Kenai Peninsula 45 Ketchikan Gateway 56 Kodiak Island 8 Kusilvak 0 Lake and Peninsula 1 Matanuska-Susitna 26 Nome 18 North Slope 2 Northwest Arctic 3 Petersburg 115 Prince of Wales-Hyder 185 Sitka City and 32 Skagway 3 Southeast Fairbanks 32 Wrangell City and 55 Yakutat City and 6 Yukon-Koyukuk 34

Alaska 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 Alaska on the same metric.

MO

Missouri

8.53% top marginal rate
Structure
Progressive
Burden @ $100K
$24,654

MI

Michigan

8.92% top marginal rate
Structure
Progressive
Burden @ $100K
$1,188
Selected

AK

Alaska

10.12% top marginal rate
Structure
Progressive
Burden @ $100K
$909

PA

Pennsylvania

10.50% top marginal rate
Structure
Progressive
Burden @ $100K
$14,867

ND

North Dakota

10.84% top marginal rate
Structure
Progressive
Burden @ $100K
$4,242

Bridges Needing Most Attention in Alaska

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

SECTION LINE RD

Poor

Over: LITTLE CHENA RIVER

MILE POINT 10.2, Fairbanks North Star, AK

Built 1980 Load: 1.6 t ADT: 20

NO DATA ENTERED

Poor

Over: PALMER CREEK

PALMER CREEK ROAD, Kenai Peninsula, AK

Built 1957 Load: 2.7 t ADT: 10

IRR BIA RTE 26

Poor

Over: UNNAMED STREAM

10.7KM PAST TOTEM WAY, Prince of Wales-Hyder, AK

Built 1980 Load: 2.7 t ADT: 20

FDR 6540

Poor

Over: STREAM - HAMILTON 60R36

ETOLIN ISLAND, Wrangell City and, AK

Built 1982 Load: 2.7 t

IRR BIA RTE 8PGH

Poor

Over: UNNAMED CREEK

14.2 Mi SE of Port Graham, Kenai Peninsula, AK

Built 1997 Load: 3.6 t ADT: 5

IRR BIA RTE 461

Poor

Over: UNNAMED CREEK

5.6 MILES EAST OF HYDABUR, Prince of Wales-Hyder, AK

Built 1980 Load: 3.6 t ADT: 10

All Bridges in Alaska

IVARS ROAD

Good

Over: SUCKER RIVER

3.2 MILE E. OF FORT YUKON, Yukon-Koyukuk, AK

Built 2017 Load: 28.1 t ADT: 50

LOGGING ROAD

Good

Over: STREAM

FRESHWATER PAVLOV, Hoonah-Angoon, AK

Built 1992 Load: 28.2 t

3000000-37.75

Good

Over: PERM

RATZ, Prince of Wales-Hyder, AK

Built 1991 Load: 28.2 t ADT: 50

ROAD

Good

Over: TAWAH CREEK

BROKEN BRIDGE ROAD, Yakutat City and, AK

Built 1982 Load: 28.5 t

CHENA HOT SPR RD

Good

Over: NORTH FORK CHENA RIVER

MILE POINT 45.7, Fairbanks North Star, AK

Built 1967 Load: 29.1 t ADT: 530

3030295-0.02

Good

Over: PERM

COFFMAN, Prince of Wales-Hyder, AK

Built 1996 Load: 29.5 t ADT: 100

ELLIOTT HIGHWAY

Good

Over: WEST FORK TOLOVANA RIVER

MILE POINT 69.8, Yukon-Koyukuk, AK

Built 1971 Load: 29.5 t ADT: 70

GOLDSTREAM ROAD

Good

Over: GOLDSTREAM CREEK

MILE POINT 1.0, Fairbanks North Star, AK

Built 1972 Load: 30.0 t ADT: 870

STEESE HIGHWAY

Good

Over: KOKOMO CREEK

MILE POINT 35.8, Fairbanks North Star, AK

Built 1967 Load: 30.0 t ADT: 210

LOGGING ROAD

Good

Over: NO DATA ENTERED

FRESHWATER, Hoonah-Angoon, AK

Built 2018 Load: 30.1 t ADT: 10

LOGGING ROAD

Good

Over: STREAM

GAME CREEK, Hoonah-Angoon, AK

Built 2018 Load: 30.1 t

LOGGING ROAD

Good

Over: MURI CREEK

CORNER BAY, Sitka City and, AK

Built 1993 Load: 30.1 t

LOGGING ROAD

Good

Over: STREAM

CORNER BAY, Sitka City and, AK

Built 1993 Load: 30.1 t ADT: 10

NO DATA ENTERED

Good

Over: NO DATA ENTERED

ZAREMBO ISLAND, Wrangell City and, AK

Built 2013 Load: 30.1 t ADT: 5

STEESE HIGHWAY

Good

Over: CHATANIKA RIVER

MILE POINT 37.3, Fairbanks North Star, AK

Built 1967 Load: 30.3 t ADT: 210

IRR:NOME-TELLER RD

Good

Over: FEATHER RIVER

MILE POINT 36.4, Nome, AK

Built 1967 Load: 30.3 t ADT: 20

STEESE HIGHWAY

Good

Over: FISH CREEK

MILE POINT 95.2, Yukon-Koyukuk, AK

Built 1971 Load: 30.4 t ADT: 100

LOGGING ROAD

Good

Over: STREAM

KUPREANOF ISLAND AT KAKE, Petersburg, AK

Built 1998 Load: 30.5 t

STEESE HIGHWAY

Good

Over: BOULDER CREEK

MILE POINT 120.8, Yukon-Koyukuk, AK

Built 1971 Load: 30.7 t ADT: 140

SEWARD HIGHWAY

Good

Over: CLEAR CREEK (SEWARD HWY)

MILE POINT 3.8, Kenai Peninsula, AK

Built 1967 Load: 30.9 t ADT: 3,510

LOGGING ROAD

Good

Over: STREAM

KUPREANOF ISLAND AT KAKE, Petersburg, AK

Built 1978 Load: 31.1 t ADT: 10

IRR BIA RTE 18

Good

Over: CATHEDRAL FALLS CREEK

3.5KM ALONG FS 6030, Prince of Wales-Hyder, AK

Built 1980 Load: 31.1 t ADT: 5

IRR:MARINE HWY RTE

Good

Over: OLD HARBOR CITY DOCK

OLD HARBOR, Kodiak Island, AK

Built 2011 Load: 31.3 t ADT: 100

3060000-0.54

Good

Over: MOD

WHALE PASS, Prince of Wales-Hyder, AK

Built 2000 Load: 31.4 t ADT: 10

NO DATA ENTERED

Good

Over: MOD

SHELTER, Ketchikan Gateway, AK

Built 2015 Load: 31.8 t ADT: 5

NO DATA ENTERED

Good

Over: NO DATA ENTERED

SHELTER, Ketchikan Gateway, AK

Built 2015 Load: 31.8 t ADT: 5

LOGGING ROAD

Good

Over: NO DATA ENTERED

KUIU ISLAND, Petersburg, AK

Built 1999 Load: 31.8 t ADT: 5

FDR 6593

Good

Over: STREAM - HAMILTON

ZAREMBO ISLAND, Wrangell City and, AK

Built 1994 Load: 31.8 t

FDR 6545

Good

Over: STREAM

ETOLIN ISLAND, Wrangell City and, AK

Built 1993 Load: 31.8 t

IRR BIA RTE 18

Good

Over: NORTH FORK HAMILTON CRK

10.4KM DOWN FS 6030, Prince of Wales-Hyder, AK

Built 1980 Load: 32.1 t ADT: 5

SEWARD HIGHWAY

Good

Over: PLACER RIVER MAIN CROSS

MILE POINT 77.5, Anchorage, AK

Built 2023 Load: 32.7 t ADT: 3,900

SEWARD HIGHWAY

Good

Over: PORTAGE CREEK NO 1

MILE POINT 78.1, Anchorage, AK

Built 2023 Load: 32.7 t ADT: 5,080

SEWARD HIGHWAY

Good

Over: TWENTY MILE RIVER

MILE POINT 79.9, Anchorage, AK

Built 2023 Load: 32.7 t ADT: 5,200

GRADY ROAD

Good

Over: SHIP CREEK

0.25 miles northeast of i, Anchorage, AK

Built 2005 Load: 32.7 t ADT: 500

BULLDOG TRAIL

Good

Over: SHIP CREEK

0.1 miles northwest of in, Anchorage, AK

Built 2005 Load: 32.7 t ADT: 100

LOGGING ROAD

Good

Over: NO DATA ENTERED

FRESHWATER PAVLOV, Hoonah-Angoon, AK

Built 1993 Load: 32.7 t

LOGGING ROAD

Good

Over: SEAGULL CREEK

GAME CREEK, Hoonah-Angoon, AK

Built 1975 Load: 32.7 t ADT: 10

LOGGING ROAD

Good

Over: CREEK

HOONAH - LONG ISLAND, Hoonah-Angoon, AK

Built 1994 Load: 32.7 t ADT: 50

LOGGING ROAD

Good

Over: CREEK

GAME CREEK, Hoonah-Angoon, AK

Built 1994 Load: 32.7 t ADT: 50

LOGGING ROAD

Good

Over: CREEK

GAME CREEK, Hoonah-Angoon, AK

Built 1994 Load: 32.7 t ADT: 50

NO DATA ENTERED

Good

Over: NO DATA ENTERED

HOONAH - LONG ISLAND, Hoonah-Angoon, AK

Built 1996 Load: 32.7 t ADT: 50

ROAD

Good

Over: STREAM

HOONAH - LONG ISLAND, Hoonah-Angoon, AK

Built 1996 Load: 32.7 t ADT: 50

ROAD

Good

Over: STREAM

FRESHWATER KENNEL CREEK, Hoonah-Angoon, AK

Built 1997 Load: 32.7 t

ROAD

Good

Over: STREAM

FRESHWATER KENNEL CREEK, Hoonah-Angoon, AK

Built 1997 Load: 32.7 t

ROAD

Good

Over: KENNEL CREEK

FRESHWATER KENNEL CREEK, Hoonah-Angoon, AK

Built 1997 Load: 32.7 t

ROAD

Good

Over: NO DATA ENTERED

FRESHWATER KENNEL CREEK, Hoonah-Angoon, AK

Built 1997 Load: 32.7 t

BASIN ROAD

Good

Over: BASIN ROAD TRESTLE

MILE POINT 0.3, Juneau City and, AK

Built 1936 Load: 32.7 t ADT: 280

8060210-0.238

Good

Over: NO DATA ENTERED

FIRE COVE, Ketchikan Gateway, AK

Built 1995 Load: 32.7 t

NO DATA ENTERED

Good

Over: PERM

UPPER CARROLL, Ketchikan Gateway, AK

Built 2002 Load: 32.7 t ADT: 2

LOGGING ROAD

Good

Over: STREAM

KUIU ISLAND, Petersburg, AK

Built 2000 Load: 32.7 t ADT: 5

Showing 501-550 of 909 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.