US Bridges

E1630 over Rock Creek

Fair

Coal County, Oklahoma · 3 N 4.2 W Tupelo · Structure no. 086470000000000

Built
1940
85 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete
Length
38 ft
3 main spans
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

E1630 over Rock Creek is a concrete slab carrying E1630 over Rock Creek in Coal County, Oklahoma. It was built in 1940, so it is 85 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.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 80 by 2042. The structure is 38 ft (11.6 m) long and 23 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesE1630
CrossesRock Creek
Location3 N 4.2 W Tupelo
RouteCounty Highway E1630
CountyCoal County
StateOklahoma
Coordinates34.65094, -96.49801
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum 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 loadH 10
Structure length38 ft (11.6 m)
Longest span12 ft (3.7 m)
Deck width23 ft (6.9 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic80 by 2042
Trucks10%
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

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$303,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E1630 over Rock Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is E1630 over Rock 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 January 2024.

How much traffic does E1630 over Rock Creek carry?

About 50 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is E1630 over Rock Creek?

The structure is 38 ft (11.6 m) long with a longest span of 12 ft (3.7 m) and a deck 23 ft wide.

Who owns E1630 over Rock Creek?

It is owned by the County Highway Agency.