US Bridges

W Dowling Road over Howard Holtan Court Uc

Good

Anchorage Municipality, Alaska · Mile Point 3.1 · Structure no. 4100

Built
2015
10 years old
Condition
Good
inspected August 2023
Type
Culvert
Steel
Length
54 ft
1 main span
Daily traffic
9,450
2020 count
Owner
State
State Highway Agency

About this bridge

W Dowling Road over Howard Holtan Court Uc is a steel culvert carrying W Dowling Road over Howard Holtan Court Uc in Anchorage Municipality, Alaska. It was built in 2015, so it is 10 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 9,450 vehicles a day, roughly 4% of them trucks, projected to reach 11,600 by 2039. The structure is 54 ft (16.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesW Dowling Road
CrossesHoward Holtan Court Uc
LocationMile Point 3.1
RouteState Highway 532
StateAlaska
Coordinates61.165, -149.89858
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
Culvert8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHL 93
Structure length54 ft (16.5 m)
Longest span54 ft (16.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,450 (2020)
Projected traffic11,600 by 2039
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was W Dowling Road over Howard Holtan Court Uc built?

It was built in 2015, making it 10 years old in 2025.

What condition is W Dowling Road over Howard Holtan Court Uc 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 W Dowling Road over Howard Holtan Court Uc carry?

About 9,450 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is W Dowling Road over Howard Holtan Court Uc?

The structure is 54 ft (16.5 m) long with a longest span of 54 ft (16.5 m).

Who owns W Dowling Road over Howard Holtan Court Uc?

It is owned by the State Highway Agency.