US Bridges

SR 902 over I-90

Poor

Spokane County, Washington · 12.3 E JCT I-90 · Structure no. 0007630A0000000

Built
1965
60 years old
Condition
Poor
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
225 ft
4 main spans
Daily traffic
6,040
2023 count
Owner
State
State Highway Agency

About this bridge

SR 902 over I-90 is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 902 over I-90 in Spokane County, Washington. It was built in 1965, so it is 60 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 6,040 vehicles a day, roughly 12% of them trucks, projected to reach 7,141 by 2040. The structure is 225 ft (68.6 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR 902
CrossesI-90
Location12.3 E JCT I-90
RouteState Highway 902
CountySpokane County
StateWashington
Coordinates47.59217, -117.56547
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating63.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length225 ft (68.6 m)
Longest span74 ft (22.6 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,040 (2023)
Projected traffic7,141 by 2040
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.8 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 902 over I-90 built?

It was built in 1965, making it 60 years old in 2025.

What condition is SR 902 over I-90 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2023.

How much traffic does SR 902 over I-90 carry?

About 6,040 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is SR 902 over I-90?

The structure is 225 ft (68.6 m) long with a longest span of 74 ft (22.6 m) and a deck 31 ft wide.

Who owns SR 902 over I-90?

It is owned by the State Highway Agency.