US Bridges

Maple Creek Road over Owl Creek

Good

Jefferson County, Washington · 9.9E JCT SR101 · Structure no. 084757000000000

Built
1989
36 years old
Condition
Good
inspected May 2024
Type
Slab
Concrete
Length
72 ft
1 main span
Daily traffic
10
2021 count
Owner
County
County Highway Agency

About this bridge

Maple Creek Road over Owl Creek is a concrete slab carrying Maple Creek Road over Owl Creek in Jefferson County, Washington. It was built in 1989, so it is 36 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 10 vehicles a day, projected to reach 14 by 2040. The structure is 72 ft (21.9 m) long and 20 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesMaple Creek Road
CrossesOwl Creek
Location9.9E JCT SR101
RouteCounty Highway 13510
Coordinates47.80426, -124.07919
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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating78.6 US tons
Inventory rating59.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckOther
Main spans1
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span68 ft (20.8 m)
Deck width20 ft (6.1 m)
Roadway width17 ft (5.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2021)
Projected traffic14 by 2040
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Maple Creek Road over Owl Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Maple Creek Road over Owl 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 May 2024.

How much traffic does Maple Creek Road over Owl Creek carry?

About 10 vehicles per day (2021 count).

How long is Maple Creek Road over Owl Creek?

The structure is 72 ft (21.9 m) long with a longest span of 68 ft (20.8 m) and a deck 20 ft wide.

Who owns Maple Creek Road over Owl Creek?

It is owned by the County Highway Agency.