US Bridges

Stentz Road over Spangle Creek

Good

Spokane County, Washington · 0.2 N Spangle CR RD · Structure no. 086319000000000

Built
1997
28 years old
Condition
Good
inspected October 2023
Type
Culvert
Steel
Length
26 ft
1 main span
Daily traffic
42
2020 count
Owner
County
County Highway Agency

About this bridge

Stentz Road over Spangle Creek is a steel culvert carrying Stentz Road over Spangle Creek in Spokane County, Washington. It was built in 1997, so it is 28 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 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 42 vehicles a day, roughly 29% of them trucks, projected to reach 60 by 2042. The structure is 26 ft (7.9 m) long and 32 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesStentz Road
CrossesSpangle Creek
Location0.2 N Spangle CR RD
RouteCounty Highway 4573
Coordinates47.47078, -117.37563
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating106.8 US tons
Inventory rating106.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span26 ft (7.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42 (2020)
Projected traffic60 by 2042
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$272,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Stentz Road over Spangle Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Stentz Road over Spangle 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 October 2023.

How much traffic does Stentz Road over Spangle Creek carry?

About 42 vehicles per day (2020 count), of which roughly 29% are trucks.

How long is Stentz Road over Spangle Creek?

The structure is 26 ft (7.9 m) long with a longest span of 26 ft (7.9 m) and a deck 32 ft wide.

Who owns Stentz Road over Spangle Creek?

It is owned by the County Highway Agency.