US Bridges

Ritchey Road over Deep Creek

Good

Spokane County, Washington · 0.1 MI S of HWY 2 · Structure no. 088932000000000

Built
2017
8 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
81
2023 count
Owner
County
County Highway Agency

About this bridge

Ritchey Road over Deep Creek is a prestressed concrete stringer/multi-beam or girder carrying Ritchey Road over Deep Creek in Spokane County, Washington. It was built in 2017, so it is 8 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 81 vehicles a day, roughly 17% of them trucks, projected to reach 116 by 2042. The structure is 100 ft (30.5 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRitchey Road
CrossesDeep Creek
Location0.1 MI S of HWY 2
RouteCounty Highway 4158
Coordinates47.64215, -117.70936
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating41.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span97 ft (29.6 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic81 (2023)
Projected traffic116 by 2042
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.6 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Ritchey Road over Deep Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is Ritchey 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 July 2024.

How much traffic does Ritchey Road over Deep Creek carry?

About 81 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is Ritchey Road over Deep Creek?

The structure is 100 ft (30.5 m) long with a longest span of 97 ft (29.6 m) and a deck 32 ft wide.

Who owns Ritchey Road over Deep Creek?

It is owned by the County Highway Agency.