US Bridges

Cache Creek Road over Cache Creek

Good

Fairbanks North Star Borough, Alaska · Mile Point 9.2 · Structure no. 1759

Built
2003
22 years old
Condition
Good
inspected August 2024
Type
Girder and Floorbeam System
Steel
Length
36 ft
1 main span
Daily traffic
30
2018 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Cache Creek Road over Cache Creek is a steel girder and floorbeam system carrying Cache Creek Road over Cache Creek in Fairbanks North Star Borough, Alaska. It was built in 2003, so it is 22 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 30 vehicles a day, roughly 1% of them trucks, projected to reach 36 by 2035. The structure is 36 ft (10.9 m) long and 18 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesCache Creek Road
CrossesCache Creek
LocationMile Point 9.2
RouteState Lands Road NSPNR
StateAlaska
Coordinates64.8911, -148.36917
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating47.6 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 25 or greater
Structure length36 ft (10.9 m)
Longest span34 ft (10.4 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2018)
Projected traffic36 by 2035
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation 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 Cache Creek Road over Cache Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is Cache Creek Road over Cache 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 2024.

How much traffic does Cache Creek Road over Cache Creek carry?

About 30 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Cache Creek Road over Cache Creek?

The structure is 36 ft (10.9 m) long with a longest span of 34 ft (10.4 m) and a deck 18 ft wide.

Who owns Cache Creek Road over Cache Creek?

It is owned by the State Park, Forest, or Reservation Agency.