US Bridges

E Nelson Road over Wasilla Creek

Fair

Matanuska-Susitna Borough, Alaska · Mile Point 0.7 · Structure no. 2227

Built
2006
19 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
42 ft
1 main span
Daily traffic
850
2020 count
Owner
County
County Highway Agency

About this bridge

E Nelson Road over Wasilla Creek is a steel stringer/multi-beam or girder carrying E Nelson Road over Wasilla Creek in Matanuska-Susitna Borough, Alaska. It was built in 2006, so it is 19 years old, younger than the Alaska average of 35.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 850 vehicles a day, roughly 2% of them trucks, projected to reach 1,060 by 2039. The structure is 42 ft (12.8 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesE Nelson Road
CrossesWasilla Creek
LocationMile Point 0.7
RouteCounty Highway 0
StateAlaska
Coordinates61.55062, -149.29402
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating29.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span41 ft (12.5 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (2020)
Projected traffic1,060 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was E Nelson Road over Wasilla Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is E Nelson Road over Wasilla Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does E Nelson Road over Wasilla Creek carry?

About 850 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is E Nelson Road over Wasilla Creek?

The structure is 42 ft (12.8 m) long with a longest span of 41 ft (12.5 m) and a deck 26 ft wide.

Who owns E Nelson Road over Wasilla Creek?

It is owned by the County Highway Agency.