US Bridges

I-40 over Farmrail (fmrc Rr) under

Good

Beckham County, Oklahoma · 0.5 MI E S.H. 6 · Structure no. 174870000000000

Built
1969
56 years old, rebuilt 1985
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
137 ft
3 main spans
Daily traffic
7,750
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 over Farmrail (fmrc Rr) under is a steel continuous stringer/multi-beam or girder carrying I-40 over Farmrail (fmrc Rr) under in Beckham County, Oklahoma. It was built in 1969 and reconstructed in 1985, so it is 56 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 7,750 vehicles a day, roughly 40% of them trucks, projected to reach 12,400 by 2042. The structure is 137 ft (41.8 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesI-40
CrossesFarmrail (fmrc Rr) under
Location0.5 MI E S.H. 6
RouteInterstate 40
CountyBeckham County
StateOklahoma
Coordinates35.4018, -99.38895
Functional classRural Principal Arterial - Interstate

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.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length137 ft (41.8 m)
Longest span45 ft (13.7 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,750 (2022)
Projected traffic12,400 by 2042
Trucks40%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$1.6 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-40 over Farmrail (fmrc Rr) under built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 1985.

What condition is I-40 over Farmrail (fmrc Rr) under 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 March 2023.

How much traffic does I-40 over Farmrail (fmrc Rr) under carry?

About 7,750 vehicles per day (2022 count), of which roughly 40% are trucks.

How long is I-40 over Farmrail (fmrc Rr) under?

The structure is 137 ft (41.8 m) long with a longest span of 45 ft (13.7 m) and a deck 40 ft wide.

Who owns I-40 over Farmrail (fmrc Rr) under?

It is owned by the State Highway Agency.