US Bridges

Milton Way over Milton Creek

Fair

Columbia County, Oregon · In St. Helens · Structure no. 19787 000 00000

Built
2004
21 years old
Condition
Fair
inspected May 2023
Type
Slab
Prestressed Concrete
Length
89 ft
1 main span
Daily traffic
1,800
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Milton Way over Milton Creek is a prestressed concrete slab carrying Milton Way over Milton Creek in Columbia 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,800 vehicles a day, roughly 10% of them trucks, projected to reach 2,040 by 2025. The structure is 89 ft (27 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMilton Way
CrossesMilton Creek
LocationIn St. Helens
RouteCity Street C0000
StateOregon
Coordinates45.85715, -122.8223
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to 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 rating71.8 US tons
Inventory rating55.3 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length89 ft (27 m)
Longest span89 ft (27 m)
Deck width32 ft (9.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2020)
Projected traffic2,040 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Milton Way over Milton Creek built?

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

What condition is Milton Way over Milton Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does Milton Way over Milton Creek carry?

About 1,800 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Milton Way over Milton Creek?

The structure is 89 ft (27 m) long with a longest span of 89 ft (27 m) and a deck 32 ft wide.

Who owns Milton Way over Milton Creek?

It is owned by the City or Municipal Highway Agency.