US Bridges

Glass Drive over Lake Creek Tributary

Fair

Linn County, Oregon · 007 MI West HWY 99E · Structure no. 12365 012700104

Built
1969
56 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
33
2021 count
Owner
County
County Highway Agency

About this bridge

Glass Drive over Lake Creek Tributary is a prestressed concrete slab carrying Glass Drive over Lake Creek Tributary in Linn County, Oregon. It was built in 1969, so it is 56 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 33 vehicles a day, projected to reach 39 by 2041. The structure is 50 ft (15.2 m) long and 20 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesGlass Drive
CrossesLake Creek Tributary
Location007 MI West HWY 99E
RouteCounty Highway C0127
CountyLinn County
StateOregon
Coordinates44.53181, -123.12477
Functional classRural Local

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating37.5 US tons
Inventory rating28.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span49 ft (14.9 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33 (2021)
Projected traffic39 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$333,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Glass Drive over Lake Creek Tributary built?

It was built in 1969, making it 56 years old in 2025.

What condition is Glass Drive over Lake Creek Tributary 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 October 2024.

How much traffic does Glass Drive over Lake Creek Tributary carry?

About 33 vehicles per day (2021 count).

How long is Glass Drive over Lake Creek Tributary?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.9 m) and a deck 20 ft wide.

Who owns Glass Drive over Lake Creek Tributary?

It is owned by the County Highway Agency.