US Bridges

Seventh Street over Pine Creek

Good

Whitman County, Washington · 0.15 W Whitman ST · Structure no. 085203000000000

Built
1982
43 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
95 ft
2 main spans
Daily traffic
500
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Seventh Street over Pine Creek is a prestressed concrete stringer/multi-beam or girder carrying Seventh Street over Pine Creek in Whitman County, Washington. It was built in 1982, so it is 43 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 500 vehicles a day, roughly 5% of them trucks, projected to reach 510 by 2042. The structure is 95 ft (29 m) long and 36 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesSeventh Street
CrossesPine Creek
Location0.15 W Whitman ST
RouteCity Street 1115
Coordinates47.23393, -117.37338
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52.1 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 25 or greater
Structure length95 ft (29 m)
Longest span47 ft (14.3 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2023)
Projected traffic510 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3.8 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Seventh Street over Pine Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is Seventh Street over Pine 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 January 2025.

How much traffic does Seventh Street over Pine Creek carry?

About 500 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Seventh Street over Pine Creek?

The structure is 95 ft (29 m) long with a longest span of 47 ft (14.3 m) and a deck 36 ft wide.

Who owns Seventh Street over Pine Creek?

It is owned by the City or Municipal Highway Agency.