US Bridges

N1900 (0538C) over Timber Creek

Good

Beckham County, Oklahoma · 1.9 N of I40 · Structure no. 169330000000000

Built
1967
58 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
92 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

N1900 (0538C) over Timber Creek is a concrete stringer/multi-beam or girder carrying N1900 (0538C) over Timber Creek in Beckham County, Oklahoma. It was built in 1967, so it is 58 years old, older than the Oklahoma average of 47.8 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 100 vehicles a day, roughly 15% of them trucks, projected to reach 160 by 2042. The structure is 92 ft (28 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesN1900 (0538C)
CrossesTimber Creek
Location1.9 N of I40
RouteCounty Highway N1900
Coordinates35.36798, -99.59369
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length92 ft (28 m)
Longest span30 ft (9.1 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$486,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N1900 (0538C) over Timber Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is N1900 (0538C) over Timber 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 April 2024.

How much traffic does N1900 (0538C) over Timber Creek carry?

About 100 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N1900 (0538C) over Timber Creek?

The structure is 92 ft (28 m) long with a longest span of 30 ft (9.1 m) and a deck 29 ft wide.

Who owns N1900 (0538C) over Timber Creek?

It is owned by the County Highway Agency.