US Bridges

NE 68th ST over Matney Creek

Fair

Clark County, Washington · 0.4E of NE217 Ave · Structure no. 080952000000000

Built
1938
87 years old, rebuilt 1955
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
30 ft
1 main span
Daily traffic
807
2017 count
Owner
County
County Highway Agency

About this bridge

NE 68th ST over Matney Creek is a concrete stringer/multi-beam or girder carrying NE 68th ST over Matney Creek in Clark County, Washington. It was built in 1938 and reconstructed in 1955, so it is 87 years old, older 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 807 vehicles a day, roughly 13% of them trucks, projected to reach 2,102 by 2038. The structure is 30 ft (9.1 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNE 68th ST
CrossesMatney Creek
Location0.4E of NE217 Ave
RouteCounty Highway 30740
Coordinates45.67237, -122.43995
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.4 US tons
Inventory rating27.1 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 15
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width24 ft (7.2 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic807 (2017)
Projected traffic2,102 by 2038
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.4 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was NE 68th ST over Matney Creek built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1955.

What condition is NE 68th ST over Matney 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 2023.

How much traffic does NE 68th ST over Matney Creek carry?

About 807 vehicles per day (2017 count), of which roughly 13% are trucks.

How long is NE 68th ST over Matney Creek?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 24 ft wide.

Who owns NE 68th ST over Matney Creek?

It is owned by the County Highway Agency.