US Bridges

E1656 (dearborn) over Numu Creek

Poor

Comanche County, Oklahoma · Betw 13 TH & 14 TH · Structure no. 053210000000000

Built
1937
88 years old
Condition
Poor
inspected March 2024
Type
Slab
Concrete
Length
30 ft
3 main spans
Daily traffic
510
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

E1656 (dearborn) over Numu Creek is a concrete slab carrying E1656 (dearborn) over Numu Creek in Comanche County, Oklahoma. It was built in 1937, so it is 88 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 510 vehicles a day, roughly 5% of them trucks, projected to reach 800 by 2042. The structure is 30 ft (9.1 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesE1656 (dearborn)
CrossesNumu Creek
LocationBetw 13 TH & 14 TH
RouteCity Street E1656
Coordinates34.61394, -98.40804
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span8 ft (2.4 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic510 (2022)
Projected traffic800 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$265,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E1656 (dearborn) over Numu Creek built?

It was built in 1937, making it 88 years old in 2025.

What condition is E1656 (dearborn) over Numu Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does E1656 (dearborn) over Numu Creek carry?

About 510 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is E1656 (dearborn) over Numu Creek?

The structure is 30 ft (9.1 m) long with a longest span of 8 ft (2.4 m) and a deck 34 ft wide.

Who owns E1656 (dearborn) over Numu Creek?

It is owned by the City or Municipal Highway Agency.