US Bridges

Main ST over UPRR

Good

Morrow County, Oregon · 0.3 MI North of I-84 · Structure no. 20053 000 00033

Built
2004
21 years old
Condition
Good
inspected August 2024
Type
Slab
Prestressed Concrete
Length
74 ft
1 main span
Daily traffic
371
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Main ST over UPRR is a prestressed concrete slab carrying Main ST over UPRR in Morrow County, Oregon. It was built in 2004, so it is 21 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 371 vehicles a day, roughly 5% of them trucks, projected to reach 426 by 2025. The structure is 74 ft (22.6 m) long and 44 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesMain ST
CrossesUPRR
Location0.3 MI North of I-84
RouteCity Street 0
StateOregon
Coordinates45.844, -119.7021
Functional classUrban 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.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating94 US tons
Inventory rating57 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length74 ft (22.6 m)
Longest span73 ft (22.3 m)
Deck width44 ft (13.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic371 (2020)
Projected traffic426 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Main ST over UPRR built?

It was built in 2004, making it 21 years old in 2025.

What condition is Main ST over UPRR 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 August 2024.

How much traffic does Main ST over UPRR carry?

About 371 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Main ST over UPRR?

The structure is 74 ft (22.6 m) long with a longest span of 73 ft (22.3 m) and a deck 44 ft wide.

Who owns Main ST over UPRR?

It is owned by the City or Municipal Highway Agency.