US Bridges

Bridgeover RD over US 12

Good

Lewis County, Washington · 5.0 E JCT SR 7 · Structure no. 0007772A0000000

Built
1966
59 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
208 ft
3 main spans
Daily traffic
647
2012 count
Owner
State
State Highway Agency

About this bridge

Bridgeover RD over US 12 is a prestressed concrete continuous stringer/multi-beam or girder carrying Bridgeover RD over US 12 in Lewis County, Washington. It was built in 1966, so it is 59 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 647 vehicles a day, roughly 44% of them trucks, projected to reach 740 by 2036. The structure is 208 ft (63.4 m) long and 22 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesBridgeover RD
CrossesUS 12
Location5.0 E JCT SR 7
Coordinates46.50828, -122.19719
Functional classRural Local

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.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating58 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length208 ft (63.4 m)
Longest span76 ft (23.2 m)
Deck width22 ft (6.6 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic647 (2012)
Projected traffic740 by 2036
Trucks44%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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$2 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bridgeover RD over US 12 built?

It was built in 1966, making it 59 years old in 2025.

What condition is Bridgeover RD over US 12 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 March 2023.

How much traffic does Bridgeover RD over US 12 carry?

About 647 vehicles per day (2012 count), of which roughly 44% are trucks.

How long is Bridgeover RD over US 12?

The structure is 208 ft (63.4 m) long with a longest span of 76 ft (23.2 m) and a deck 22 ft wide.

Who owns Bridgeover RD over US 12?

It is owned by the State Highway Agency.