US Bridges

US 12 over Newman Creek

Good

Grays Harbor County, Washington · 6.3 E JCT SR 107 · Structure no. 0007786B0000000

Built
1965
60 years old
Condition
Good
inspected February 2022
Type
Slab
Concrete Continuous
Length
60 ft
3 main spans
Daily traffic
11,911
2023 count
Owner
State
State Highway Agency

About this bridge

US 12 over Newman Creek is a concrete continuous slab carrying US 12 over Newman Creek in Grays Harbor 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 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 11,911 vehicles a day, roughly 8% of them trucks, projected to reach 13,912 by 2039. The structure is 60 ft (18.3 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 12
CrossesNewman Creek
Location6.3 E JCT SR 107
RouteU.S. Route 12
Coordinates46.99912, -123.47107
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span28 ft (8.5 m)
Deck width40 ft (12.2 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,911 (2023)
Projected traffic13,912 by 2039
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.1 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 12 over Newman Creek built?

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

What condition is US 12 over Newman 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 February 2022.

How much traffic does US 12 over Newman Creek carry?

About 11,911 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is US 12 over Newman Creek?

The structure is 60 ft (18.3 m) long with a longest span of 28 ft (8.5 m) and a deck 40 ft wide.

Who owns US 12 over Newman Creek?

It is owned by the State Highway Agency.