US Bridges

Cashup FLAT/3500 over Pleasant Valley Creek

Good

Whitman County, Washington · 4.53 MI SW SR 195 · Structure no. 088001000000000

Built
2009
16 years old
Condition
Good
inspected October 2023
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
24 ft
2 main spans
Daily traffic
52
2021 count
Owner
County
County Highway Agency

About this bridge

Cashup FLAT/3500 over Pleasant Valley Creek is a aluminum, wrought iron, or cast iron culvert carrying Cashup FLAT/3500 over Pleasant Valley Creek in Whitman County, Washington. It was built in 2009, so it is 16 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 52 vehicles a day, roughly 25% of them trucks, projected to reach 53 by 2039. The structure is 24 ft (7.3 m) long and 70 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesCashup FLAT/3500
CrossesPleasant Valley Creek
Location4.53 MI SW SR 195
RouteCounty Highway 35000
Coordinates47.02783, -117.44977
Functional classRural Major Collector

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.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating35.1 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width70 ft (21.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52 (2021)
Projected traffic53 by 2039
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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$1.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cashup FLAT/3500 over Pleasant Valley Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is Cashup FLAT/3500 over Pleasant Valley 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 Cashup FLAT/3500 over Pleasant Valley Creek carry?

About 52 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is Cashup FLAT/3500 over Pleasant Valley Creek?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 70 ft wide.

Who owns Cashup FLAT/3500 over Pleasant Valley Creek?

It is owned by the County Highway Agency.