US Bridges

Morrow Road over Pine Creek

Fair

Spokane County, Washington · 0.3 S Baab Road · Structure no. 086467000000000

Built
1997
28 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
146 ft
1 main span
Daily traffic
23
2020 count
Owner
County
County Highway Agency

About this bridge

Morrow Road over Pine Creek is a prestressed concrete stringer/multi-beam or girder carrying Morrow Road over Pine Creek in Spokane County, Washington. It was built in 1997, so it is 28 years old, younger than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 23 vehicles a day, roughly 39% of them trucks, projected to reach 33 by 2042. The structure is 146 ft (44.5 m) long and 29 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesMorrow Road
CrossesPine Creek
Location0.3 S Baab Road
RouteCounty Highway 3085
CountySpokane County
StateWashington
Coordinates47.27258, -117.38174
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.2 US tons
Inventory rating21.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length146 ft (44.5 m)
Longest span143 ft (43.7 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23 (2020)
Projected traffic33 by 2042
Trucks39%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Morrow Road over Pine Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Morrow Road over Pine Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does Morrow Road over Pine Creek carry?

About 23 vehicles per day (2020 count), of which roughly 39% are trucks.

How long is Morrow Road over Pine Creek?

The structure is 146 ft (44.5 m) long with a longest span of 143 ft (43.7 m) and a deck 29 ft wide.

Who owns Morrow Road over Pine Creek?

It is owned by the County Highway Agency.