US Bridges

Black / 2300 over Kelly Creek

Good

Whitman County, Washington · 0.15 MI W SR 27 · Structure no. 089210000000000

Built
2021
4 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
60
2021 count
Owner
County
County Highway Agency

About this bridge

Black / 2300 over Kelly Creek is a steel stringer/multi-beam or girder carrying Black / 2300 over Kelly Creek in Whitman County, Washington. It was built in 2021, so it is 4 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 60 vehicles a day, roughly 25% of them trucks, projected to reach 61 by 2039. The structure is 32 ft (9.8 m) long and 28 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesBlack / 2300
CrossesKelly Creek
Location0.15 MI W SR 27
RouteCounty Highway 23000
Coordinates47.08933, -117.16458
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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
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 rating83.9 US tons
Inventory rating64.6 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadGreater than HL 93
Structure length32 ft (9.8 m)
Longest span29 ft (8.8 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2021)
Projected traffic61 by 2039
Trucks25%
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$517,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Black / 2300 over Kelly Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is Black / 2300 over Kelly 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 August 2023.

How much traffic does Black / 2300 over Kelly Creek carry?

About 60 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is Black / 2300 over Kelly Creek?

The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.8 m) and a deck 28 ft wide.

Who owns Black / 2300 over Kelly Creek?

It is owned by the County Highway Agency.