US Bridges

Muldoon Road over Chester Creek

Good

Anchorage Municipality, Alaska · Mile Point 2.0 · Structure no. 4112

Built
2016
9 years old
Condition
Good
inspected August 2023
Type
Culvert
Steel
Length
20 ft
1 main span
Daily traffic
23,100
2020 count
Owner
State
State Highway Agency

About this bridge

Muldoon Road over Chester Creek is a steel culvert carrying Muldoon Road over Chester Creek in Anchorage Municipality, Alaska. It was built in 2016, so it is 9 years old, younger than the Alaska average of 35.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 23,100 vehicles a day, roughly 2% of them trucks, projected to reach 28,500 by 2039. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMuldoon Road
CrossesChester Creek
LocationMile Point 2.0
RouteState Highway 0
StateAlaska
Coordinates61.20833, -149.73361
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.4 US tons
Inventory rating45.2 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHL 93
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,100 (2020)
Projected traffic28,500 by 2039
Trucks2%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Muldoon Road over Chester Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is Muldoon Road over Chester Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does Muldoon Road over Chester Creek carry?

About 23,100 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Muldoon Road over Chester Creek?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m).

Who owns Muldoon Road over Chester Creek?

It is owned by the State Highway Agency.