US Bridges

Dayville Road over Lowe River Main Channel

Good

County 063, Alaska · Mile Point 0.6 · Structure no. 1207

Built
2006
19 years old
Condition
Good
inspected August 2023
Type
Tee Beam
Prestressed Concrete
Length
757 ft
6 main spans
Daily traffic
1,330
2020 count
Owner
State
State Highway Agency

About this bridge

Dayville Road over Lowe River Main Channel is a prestressed concrete tee beam carrying Dayville Road over Lowe River Main Channel in County 063, 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,330 vehicles a day, roughly 20% of them trucks, projected to reach 1,620 by 2039. The structure is 757 ft (230.8 m) long and 51 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

No coordinates are recorded for this structure.

CarriesDayville Road
CrossesLowe River Main Channel
LocationMile Point 0.6
RouteState Highway 863
StateAlaska
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating95 US tons
Inventory rating56.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans6
Design loadHL 93
Structure length757 ft (230.8 m)
Longest span126 ft (38.4 m)
Deck width51 ft (15.5 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,330 (2020)
Projected traffic1,620 by 2039
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Dayville Road over Lowe River Main Channel built?

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

What condition is Dayville Road over Lowe River Main Channel 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 Dayville Road over Lowe River Main Channel carry?

About 1,330 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Dayville Road over Lowe River Main Channel?

The structure is 757 ft (230.8 m) long with a longest span of 126 ft (38.4 m) and a deck 51 ft wide.

Who owns Dayville Road over Lowe River Main Channel?

It is owned by the State Highway Agency.