Total Bridges
909
Public highway bridges in Alaska
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
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
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
MI
Michigan
8.92% top marginal rate
AK
Alaska
10.12% top marginal rate
PA
Pennsylvania
10.50% top marginal rate
ND
North Dakota
10.84% top marginal rate
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
PoorOver: LITTLE CHENA RIVER
MILE POINT 10.2, Fairbanks North Star, AK
Built 1980 Load: 1.6 t ADT: 20
NO DATA ENTERED
PoorOver: PALMER CREEK
PALMER CREEK ROAD, Kenai Peninsula, AK
Built 1957 Load: 2.7 t ADT: 10
IRR BIA RTE 26
PoorOver: UNNAMED STREAM
10.7KM PAST TOTEM WAY, Prince of Wales-Hyder, AK
Built 1980 Load: 2.7 t ADT: 20
FDR 6540
PoorOver: STREAM - HAMILTON 60R36
ETOLIN ISLAND, Wrangell City and, AK
Built 1982 Load: 2.7 t
IRR BIA RTE 8PGH
PoorOver: UNNAMED CREEK
14.2 Mi SE of Port Graham, Kenai Peninsula, AK
Built 1997 Load: 3.6 t ADT: 5
IRR BIA RTE 461
PoorOver: 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
DENALI PARK ROAD
FairOver: TOKLAT RIVER
53.33 MILES WEST OF AK RO, Yukon-Koyukuk, AK
Built 1987 Load: 39.0 t ADT: 300
DENALI PARK ROAD
FairOver: TOKLAT RIVER
53.61 MILES WEST OF AK RO, Yukon-Koyukuk, AK
Built 1987 Load: 39.0 t ADT: 300
CRAIG/KLAWOCK/HOLL
FairOver: HARRIS RIVER
MILE POINT 19.4, Prince of Wales-Hyder, AK
Built 1969 Load: 39.4 t ADT: 270
IRR:NOME-COUNCIL
FairOver: SAFETY SOUND ESTUARY
MILE POINT 20.8, Nome, AK
Built 1978 Load: 39.5 t ADT: 160
NO DATA ENTERED
FairOver: NO DATA ENTERED
ZAREMBO ISLAND, Wrangell City and, AK
Built 2006 Load: 39.5 t
ALASKA HIGHWAY
FairOver: YERRICK CREEK
MILE POINT 109.5, Southeast Fairbanks, AK
Built 1985 Load: 39.9 t ADT: 230
LOGGING ROAD
FairOver: STREAM
SALT LAKE BAY, Hoonah-Angoon, AK
Built 2003 Load: 40.2 t
GLACIER HIGHWAY
FairOver: PETERSON CREEK
MILE POINT 23.0, Juneau City and, AK
Built 1986 Load: 40.4 t ADT: 630
IRR:CRAIG/KLWK HWY
FairOver: KLAWOCK RIVER
MILE POINT 6.6, Prince of Wales-Hyder, AK
Built 1990 Load: 40.4 t ADT: 1,990
HYDABURG HIGHWAY
FairOver: FUBAR CREEK
MILE POINT 21.5, Prince of Wales-Hyder, AK
Built 1976 Load: 40.4 t ADT: 130
CHINIAK HIGHWAY
FairOver: SALONIE CREEK NO. 1
MILE POINT 0.7, Kodiak Island, AK
Built 1980 Load: 40.5 t ADT: 600
CIRCLE HOT SPRINGS
FairOver: DEADWOOD CREEK
MILE POINT 38.8, Yukon-Koyukuk, AK
Built 1975 Load: 40.6 t ADT: 120
IRR:CHICKALOON FRK
FairOver: CHICKALOON RIVER NO. 1
MILE POINT 0.5, Matanuska-Susitna, AK
Built 1982 Load: 40.7 t ADT: 40
ALASKA HIGHWAY
FairOver: SCOTTIE CREEK
MILE POINT 2.0, Southeast Fairbanks, AK
Built 1995 Load: 40.7 t ADT: 220
PORCUPINE ROAD
FairOver: BEAR CREEK
MILE POINT 8.9, Haines, AK
Built 2003 Load: 40.8 t ADT: 10
EXIT GLACIER ROAD
FairOver: RESURRECTION RIVER
7.5 miles west of Seward, Kenai Peninsula, AK
Built 1985 Load: 40.8 t ADT: 200
FDR 50050
FairOver: STREAM - PERM
WRANGELL ISLAND, Wrangell City and, AK
Built 1988 Load: 41.1 t ADT: 10
ALASKA HIGHWAY
FairOver: BEAVER CREEK
MILE POINT 44.9, Southeast Fairbanks, AK
Built 1986 Load: 41.4 t ADT: 260
ALASKA HIGHWAY
FairOver: CHIEF CREEK
MILE POINT 134.6, Southeast Fairbanks, AK
Built 1985 Load: 41.5 t ADT: 190
SEWARD HIGHWAY
FairOver: EAST FORK SIX MILE CREEK
MILE POINT 60.7, Kenai Peninsula, AK
Built 1995 Load: 41.8 t ADT: 3,480
EGAN DRIVE
FairOver: GOLD CREEK
MILE POINT 0.4, Juneau City and, AK
Built 1972 Load: 41.9 t ADT: 10,200
43500
FairOver: LOG
TONKA, Petersburg, AK
Built 2002 Load: 42.1 t ADT: 5
SEWARD HIGHWAY
FairOver: GRANITE CREEK
MILE POINT 62.5, Kenai Peninsula, AK
Built 1995 Load: 42.4 t ADT: 3,480
LOGGING ROAD
FairOver: STREAM
KUIU ISLAND, Petersburg, AK
Built 1990 Load: 42.4 t
RICHARDSON HIGHWAY
FairOver: SOURDOUGH CREEK
MILE POINT 150.5, Copper River, AK
Built 1987 Load: 42.8 t ADT: 330
STERLING HIGHWAY
FairOver: KENAI RIVER (SOLDOTNA)
MILE POINT 58.2, Kenai Peninsula, AK
Built 2007 Load: 43.0 t ADT: 15,100
MANCHU LAKE RD
FairOver: MOOSE CREEK
EIESON AFB TA, Fairbanks North Star, AK
Built 2005 Load: 43.1 t ADT: 100
LOGGING ROAD
FairOver: STREAM
KUPREANOF ISLAND, PORTAGE, Petersburg, AK
Built 1980 Load: 43.1 t
FDR 6265
FairOver: STREAM -PERM
WRANGELL ISLAND, Wrangell City and, AK
Built 1980 Load: 43.1 t ADT: 50
PARKS HIGHWAY
FairOver: GLENN PARKS OVERHEAD NB
MILE POINT 0.7, Matanuska-Susitna, AK
Built 2004 Load: 43.5 t ADT: 3,272
TAYLOR HIGHWAY
FairOver: AMERICAN CREEK NO 2
MILE POINT 150.4, Southeast Fairbanks, AK
Built 1988 Load: 43.8 t ADT: 20
IRR:MARINE HWY RTE
FairOver: CHENEGA DOCK
CHENEGA BAY, Chugach, AK
Built 1995 Load: 44.5 t ADT: 10
3000000-23.23
FairOver: PERM
THORNE BAY, Prince of Wales-Hyder, AK
Built 1985 Load: 44.7 t ADT: 50
3000000-93.844
FairOver: PERM
WHALE PASS, Prince of Wales-Hyder, AK
Built 1987 Load: 44.7 t ADT: 10
LOGGING ROAD
FairOver: STREAM
TONKA, Petersburg, AK
Built 2014 Load: 45.0 t ADT: 10
TAYLOR HIGHWAY
FairOver: DISCOVERY FORK CREEK
MILE POINT 147.2, Southeast Fairbanks, AK
Built 1988 Load: 45.3 t ADT: 20
2000648-0.43
FairOver: PERM
NAUKATI, Prince of Wales-Hyder, AK
Built 1984 Load: 45.4 t ADT: 10
RICHARDSON HIGHWAY
FairOver: SALCHA RIVER
MILE POINT 324.7, Fairbanks North Star, AK
Built 1967 Load: 45.6 t ADT: 930
TOK CUTOFF
FairOver: MABEL CREEK
MILE POINT 75.3, Copper River, AK
Built 2006 Load: 45.7 t ADT: 220
ALASKA HIGHWAY
FairOver: SAWMILL CREEK
MILE POINT 179.6, Southeast Fairbanks, AK
Built 1995 Load: 46.0 t ADT: 750
CRAIG/KLAWOCK/HOLL
FairOver: MAYBESO CREEK
MILE POINT 28.2, Prince of Wales-Hyder, AK
Built 1985 Load: 46.2 t ADT: 140
TAYLOR HIGHWAY
FairOver: KING SOLOMON CREEK
MILE POINT 130.0, Southeast Fairbanks, AK
Built 1988 Load: 46.4 t ADT: 20
FDR 6270
FairOver: STREAM - PERM
WRANGELL ISLAND, Wrangell City and, AK
Built 1982 Load: 46.7 t ADT: 10
2050400-1.69
FairOver: PERM
STANEY, Prince of Wales-Hyder, AK
Built 1988 Load: 47.3 t ADT: 10
IRR BIA RTE 26
FairOver: UNNAMED STREAM
16.9KM NORTH OF KAKE, Prince of Wales-Hyder, AK
Built 1980 Load: 47.5 t ADT: 5
FDR 6299
FairOver: STREAM - PERM
WRANGELL ISLAND, Wrangell City and, AK
Built 1982 Load: 47.6 t ADT: 10
NO DATA ENTERED
FairOver: NO DATA ENTERED
ZAREMBO ISLAND, Wrangell City and, AK
Built 2005 Load: 49.6 t
8430000
FairOver: PERM
SHOAL COVE, Ketchikan Gateway, AK
Built 1982 Load: 49.9 t ADT: 5
LOGGING ROAD
FairOver: STREAM
MITKOF ISLAND, Petersburg, AK
Built 1988 Load: 49.9 t ADT: 10
LOGGING ROAD
FairOver: FALSE CREEK
FALSE ISLAND, Sitka City and, AK
Built 1982 Load: 49.9 t
Showing 351-400 of 909 bridges
Related
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.