US Bridges

Lake Otis Road over Campbell Creek Lake Ots

Fair

Anchorage Municipality, Alaska · Mile Point 2.1 · Structure no. 0969

Built
1966
59 years old
Condition
Fair
inspected August 2023
Type
Slab
Concrete Continuous
Length
63 ft
3 main spans
Daily traffic
17,400
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lake Otis Road over Campbell Creek Lake Ots is a concrete continuous slab carrying Lake Otis Road over Campbell Creek Lake Ots in Anchorage Municipality, Alaska. It was built in 1966, so it is 59 years old, older 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 17,400 vehicles a day, roughly 4% of them trucks, projected to reach 29,000 by 2039. The structure is 63 ft (19.2 m) long and 80 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLake Otis Road
CrossesCampbell Creek Lake Ots
LocationMile Point 2.1
RouteState Highway 563
StateAlaska
Coordinates61.17778, -149.83806
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.3 US tons
Inventory rating37.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length63 ft (19.2 m)
Longest span24 ft (7.3 m)
Deck width80 ft (24.4 m)
Roadway width72 ft (21.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,400 (2020)
Projected traffic29,000 by 2039
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Lake Otis Road over Campbell Creek Lake Ots built?

It was built in 1966, making it 59 years old in 2025.

What condition is Lake Otis Road over Campbell Creek Lake Ots 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 August 2023.

How much traffic does Lake Otis Road over Campbell Creek Lake Ots carry?

About 17,400 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is Lake Otis Road over Campbell Creek Lake Ots?

The structure is 63 ft (19.2 m) long with a longest span of 24 ft (7.3 m) and a deck 80 ft wide.

Who owns Lake Otis Road over Campbell Creek Lake Ots?

It is owned by the City or Municipal Highway Agency.