US Bridges

Tiller-Trail HWY over Days Creek

Good

Douglas County, Oregon · 0.2 MI W of Days Creek Po · Structure no. 20317 000 01061

Built
2005
20 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
130 ft
1 main span
Daily traffic
4,197
2020 count
Owner
County
County Highway Agency

About this bridge

Tiller-Trail HWY over Days Creek is a prestressed concrete stringer/multi-beam or girder carrying Tiller-Trail HWY over Days Creek in Douglas County, Oregon. It was built in 2005, so it is 20 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 4,197 vehicles a day, roughly 15% of them trucks, projected to reach 4,747 by 2025. The structure is 130 ft (39.6 m) long and 39 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

CarriesTiller-Trail HWY
CrossesDays Creek
Location0.2 MI W of Days Creek Po
RouteCounty Highway A0410
StateOregon
Coordinates42.97226, -123.16651
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.7 US tons
Inventory rating58.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length130 ft (39.6 m)
Longest span130 ft (39.6 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,197 (2020)
Projected traffic4,747 by 2025
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Tiller-Trail HWY over Days Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is Tiller-Trail HWY over Days 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 June 2023.

How much traffic does Tiller-Trail HWY over Days Creek carry?

About 4,197 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is Tiller-Trail HWY over Days Creek?

The structure is 130 ft (39.6 m) long with a longest span of 130 ft (39.6 m) and a deck 39 ft wide.

Who owns Tiller-Trail HWY over Days Creek?

It is owned by the County Highway Agency.