US Bridges

HWY 153 over South Yamhill Overflow

Good

Yamhill County, Oregon · 030 MI W HWY 39 JCT · Structure no. 17483 153 00295

Built
1996
29 years old
Condition
Good
inspected January 2024
Type
Slab
Prestressed Concrete
Length
76 ft
2 main spans
Daily traffic
768
2022 count
Owner
State
State Highway Agency

About this bridge

HWY 153 over South Yamhill Overflow is a prestressed concrete slab carrying HWY 153 over South Yamhill Overflow in Yamhill County, Oregon. It was built in 1996, so it is 29 years old, younger than the Oregon average of 49.9 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 768 vehicles a day, roughly 13% of them trucks, projected to reach 1,100 by 2042. The structure is 76 ft (23.2 m) long and 32 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesHWY 153
CrossesSouth Yamhill Overflow
Location030 MI W HWY 39 JCT
RouteState Highway 153
StateOregon
Coordinates45.10935, -123.2642
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating45.3 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 25 or greater
Structure length76 ft (23.2 m)
Longest span38 ft (11.6 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic768 (2022)
Projected traffic1,100 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY 153 over South Yamhill Overflow built?

It was built in 1996, making it 29 years old in 2025.

What condition is HWY 153 over South Yamhill Overflow 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 January 2024.

How much traffic does HWY 153 over South Yamhill Overflow carry?

About 768 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is HWY 153 over South Yamhill Overflow?

The structure is 76 ft (23.2 m) long with a longest span of 38 ft (11.6 m) and a deck 32 ft wide.

Who owns HWY 153 over South Yamhill Overflow?

It is owned by the State Highway Agency.