US Bridges

Hornecker Road over Mckay Creek

Fair

Washington County, Oregon · 005 E Padgett Road · Structure no. 671313000000000

Built
1978
47 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
167 ft
3 main spans
Daily traffic
2,432
2020 count
Owner
County
County Highway Agency

About this bridge

Hornecker Road over Mckay Creek is a prestressed concrete slab carrying Hornecker Road over Mckay Creek in Washington County, Oregon. It was built in 1978, so it is 47 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 2,432 vehicles a day, roughly 5% of them trucks, projected to reach 2,752 by 2025. The structure is 167 ft (50.9 m) long and 36 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesHornecker Road
CrossesMckay Creek
Location005 E Padgett Road
RouteCounty Highway C0168
StateOregon
Coordinates45.54266, -123.00398
Functional classUrban Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
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 alignment6: Equal to present minimum criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length167 ft (50.9 m)
Longest span69 ft (21 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,432 (2020)
Projected traffic2,752 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 Hornecker Road over Mckay Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Hornecker Road over Mckay 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 September 2024.

How much traffic does Hornecker Road over Mckay Creek carry?

About 2,432 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Hornecker Road over Mckay Creek?

The structure is 167 ft (50.9 m) long with a longest span of 69 ft (21 m) and a deck 36 ft wide.

Who owns Hornecker Road over Mckay Creek?

It is owned by the County Highway Agency.