US Bridges

Private Drive over Little Bear Creek

Good

King County, Washington · 0.4 N JCT SR 522 · Structure no. 0016994B0000000

Built
2006
19 years old
Condition
Good
inspected November 2023
Type
Slab
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
6
2015 count
Owner
State
State Highway Agency

About this bridge

Private Drive over Little Bear Creek is a prestressed concrete slab carrying Private Drive over Little Bear Creek in King County, Washington. It was built in 2006, so it is 19 years old, younger than the Washington average of 49.8 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 6 vehicles a day, projected to reach 10 by 2037. The structure is 39 ft (11.9 m) long and 17 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesPrivate Drive
CrossesLittle Bear Creek
Location0.4 N JCT SR 522
Coordinates47.78782, -122.14369
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.8 US tons
Inventory rating28.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length39 ft (11.9 m)
Longest span36 ft (11 m)
Deck width17 ft (5.2 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6 (2015)
Projected traffic10 by 2037
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Private Drive over Little Bear Creek built?

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

What condition is Private Drive over Little Bear 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 November 2023.

How much traffic does Private Drive over Little Bear Creek carry?

About 6 vehicles per day (2015 count).

How long is Private Drive over Little Bear Creek?

The structure is 39 ft (11.9 m) long with a longest span of 36 ft (11 m) and a deck 17 ft wide.

Who owns Private Drive over Little Bear Creek?

It is owned by the State Highway Agency.