US Bridges

Christensen Road over Deep Creek

Good

Spokane County, Washington · 100 Ft S of Deep Creek RD · Structure no. 088714000000000

Built
2015
10 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
98 ft
1 main span
Daily traffic
518
2022 count
Owner
County
County Highway Agency

About this bridge

Christensen Road over Deep Creek is a prestressed concrete stringer/multi-beam or girder carrying Christensen Road over Deep Creek in Spokane County, Washington. It was built in 2015, so it is 10 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 518 vehicles a day, roughly 14% of them trucks, projected to reach 746 by 2044. The structure is 98 ft (29.9 m) long and 33 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesChristensen Road
CrossesDeep Creek
Location100 Ft S of Deep Creek RD
RouteCounty Highway 586
Coordinates47.68261, -117.67672
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length98 ft (29.9 m)
Longest span96 ft (29.2 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic518 (2022)
Projected traffic746 by 2044
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.5 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Christensen Road over Deep Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is Christensen Road over Deep 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 June 2024.

How much traffic does Christensen Road over Deep Creek carry?

About 518 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is Christensen Road over Deep Creek?

The structure is 98 ft (29.9 m) long with a longest span of 96 ft (29.2 m) and a deck 33 ft wide.

Who owns Christensen Road over Deep Creek?

It is owned by the County Highway Agency.