US Bridges

Greenberry RD over Muddy Creek

Good

Benton County, Oregon · 2.12 MI West of HWY 99W · Structure no. 14406 352 00212

Built
1967
58 years old
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
150 ft
3 main spans
Daily traffic
1,731
2020 count
Owner
County
County Highway Agency

About this bridge

Greenberry RD over Muddy Creek is a prestressed concrete slab carrying Greenberry RD over Muddy Creek in Benton County, Oregon. It was built in 1967, so it is 58 years old, older 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 1,731 vehicles a day, roughly 15% of them trucks, projected to reach 2,364 by 2040. The structure is 150 ft (45.7 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesGreenberry RD
CrossesMuddy Creek
Location2.12 MI West of HWY 99W
RouteCounty Highway 0
StateOregon
Coordinates44.45661, -123.31813
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating42.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span50 ft (15.2 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,731 (2020)
Projected traffic2,364 by 2040
Trucks15%
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 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 Greenberry RD over Muddy Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is Greenberry RD over Muddy 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 July 2024.

How much traffic does Greenberry RD over Muddy Creek carry?

About 1,731 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is Greenberry RD over Muddy Creek?

The structure is 150 ft (45.7 m) long with a longest span of 50 ft (15.2 m) and a deck 28 ft wide.

Who owns Greenberry RD over Muddy Creek?

It is owned by the County Highway Agency.