US Bridges

Drews Road over Sycan River

Good

Klamath County, Oregon · 004 MI W of Godowa Spgs · Structure no. 35C126059901310

Built
1982
43 years old
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
137 ft
2 main spans
Daily traffic
89
2020 count
Owner
County
County Highway Agency

About this bridge

Drews Road over Sycan River is a prestressed concrete slab carrying Drews Road over Sycan River in Klamath County, Oregon. It was built in 1982, so it is 43 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 89 vehicles a day, projected to reach 104 by 2025. The structure is 137 ft (41.8 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesDrews Road
CrossesSycan River
Location004 MI W of Godowa Spgs
RouteCounty Highway C0599
StateOregon
Coordinates42.48537, -121.27846
Functional classRural Minor 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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length137 ft (41.8 m)
Longest span68 ft (20.7 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic89 (2020)
Projected traffic104 by 2025
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Drews Road over Sycan River built?

It was built in 1982, making it 43 years old in 2025.

What condition is Drews Road over Sycan River 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 July 2024.

How much traffic does Drews Road over Sycan River carry?

About 89 vehicles per day (2020 count).

How long is Drews Road over Sycan River?

The structure is 137 ft (41.8 m) long with a longest span of 68 ft (20.7 m) and a deck 32 ft wide.

Who owns Drews Road over Sycan River?

It is owned by the County Highway Agency.