US Bridges

N2835 (9 St) over Line Creek

FairPosted for load

Grady County, Oklahoma · 1 Blk N of US62 on 9th ST · Structure no. 109220000000000

Built
1948
77 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
99 ft
3 main spans
Daily traffic
2,463
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

N2835 (9 St) over Line Creek is a steel stringer/multi-beam or girder carrying N2835 (9 St) over Line Creek in Grady County, Oklahoma. It was built in 1948, so it is 77 years old, older than the Oklahoma average of 47.8 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: posted for load restriction.

It carries about 2,463 vehicles a day, roughly 5% of them trucks, projected to reach 3,941 by 2042. The structure is 99 ft (30.2 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesN2835 (9 St)
CrossesLine Creek
Location1 Blk N of US62 on 9th ST
RouteCity Street N2835
CountyGrady County
StateOklahoma
Coordinates35.05347, -97.94407
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length99 ft (30.2 m)
Longest span32 ft (9.8 m)
Deck width32 ft (9.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,463 (2022)
Projected traffic3,941 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$506,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2835 (9 St) over Line Creek built?

It was built in 1948, making it 77 years old in 2025.

What condition is N2835 (9 St) over Line 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 February 2023.

How much traffic does N2835 (9 St) over Line Creek carry?

About 2,463 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is N2835 (9 St) over Line Creek?

The structure is 99 ft (30.2 m) long with a longest span of 32 ft (9.8 m) and a deck 32 ft wide.

Who owns N2835 (9 St) over Line Creek?

It is owned by the City or Municipal Highway Agency.