Kenai Peninsula County Bridge Report Card

Kenai Peninsula County scores 52 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.

F52 / 100

Local infrastructure snapshot

Kenai Peninsula County, Alaska

Kenai Peninsula County has 102 bridges in the National Bridge Inventory, with 13 rated poor and 15 rated scour-critical. Its poor-condition share of 12.7% is above the 7.5% statewide average. Poor-condition bridges carry about 6,087 daily vehicle crossings.

102Total Bridges

13Poor (12.7%)

50Fair (49.0%)

15Scour-Critical

Quote-Ready Local Facts

12.7%of county bridges are in poor condition, compared with 7.5% statewide and 6.7% nationally.

6,087daily vehicle crossings are on poor-condition bridges in the county.

15bridges are rated scour-critical, or 14.7% of the county bridge inventory.

Copyable Facts for Reporters

BridgeLookup.com gives Kenai Peninsula County a Bridge Condition Exposure Score of 52/100 (F). The county has 102 bridges in the National Bridge Inventory, including 13 in poor condition and 15 rated scour-critical. Poor-condition bridges carry about 6,087 daily vehicle crossings. Poor condition does not mean unsafe; bridges judged unsafe are closed or restricted by transportation agencies.

Download all county report-card scores as CSV.

How the Score Breaks Down

Factor	Weight	County Value	Penalty
Poor-condition bridge share	40	12.7%	25.5
Poor-condition traffic exposure	25	3.3% of measured traffic	2.5
Scour-critical bridge share	20	14.7%	20.0
Average age vs national baseline	10	37 years vs 48 nationally	0.0
Traffic-data completeness	5	184,687 measured daily crossings	0.0

Score = 100 minus weighted penalties. The score is a comparative research signal, not an official safety rating. Read the full methodology.

County Comparisons

County Poor-Condition Share	12.7%
State Poor-Condition Share	7.5%
National Poor-Condition Share	6.7%
County Scour-Critical Share	14.7%
Average Bridge Age	37 years
Poor-Condition Traffic Exposure	6,087 vehicles/day

Bridges to Watch

Busiest Poor-Condition BridgeSterling Highway over South Fork Anchor River — 3,490 vehicles/day Oldest Listed BridgeSeward Highway over Grouse Creek No. 2 — built in 1937 All County BridgesBrowse every bridge record in Kenai Peninsula County.

Top Bridges to Watch in Kenai Peninsula County

Bridge	Reason	Condition	Daily Traffic	Year Built
IRR BIA RTE 1026 over Unnamed Creek	Poor condition + traffic exposure	Poor	10	1997
Sterling Highway over South Fork Anchor River	Poor condition + traffic exposure	Poor	3,490	1959
Funny River Road over Funny River	Poor condition + traffic exposure	Poor	1,830	1969
Fourth Avenue over Seward Lagoon	Poor condition + traffic exposure	Poor	500	1960
Irr:jakolof Bay RD over Barabara Creek	Poor condition + traffic exposure	Poor	110	1968
Nautical Avenue over Salmon Creek Tributary	Poor condition + traffic exposure	Poor	100	1970
No Data Entered over Palmer Creek	Poor condition + traffic exposure	Poor	10	1957
IRR BIA RTE 1026 over Unnamed Creed	Poor condition + traffic exposure	Poor	10	1997
IRR BIA RTE 8pgh over Unnamed Creek	Poor condition + traffic exposure	Poor	10	1997
IRR BIA RTE 8pgh over Unnamed Creek	Poor condition + traffic exposure	Poor	5	1997

Important safety note

Poor condition does not mean a bridge is unsafe. It means at least one major component has significant deterioration and the bridge is a priority for maintenance, repair, or replacement. Bridges judged unsafe are closed or restricted by transportation agencies.