US Bridges

E1670 over Clear Boggy Creek

Fair

Coal County, Oklahoma · 2. W .9 S of Tupelo · Structure no. 234200000000000

Built
1993
32 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
134 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

E1670 over Clear Boggy Creek is a prestressed concrete stringer/multi-beam or girder carrying E1670 over Clear Boggy Creek in Coal County, Oklahoma. It was built in 1993, so it is 32 years old, younger 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 6 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 134 ft (40.8 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesE1670
CrossesClear Boggy Creek
Location2. W .9 S of Tupelo
RouteCounty Highway E1670
Coordinates34.59285, -96.45999
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating31 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length134 ft (40.8 m)
Longest span50 ft (15.2 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$594,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E1670 over Clear Boggy Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is E1670 over Clear Boggy 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 E1670 over Clear Boggy Creek carry?

About 100 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is E1670 over Clear Boggy Creek?

The structure is 134 ft (40.8 m) long with a longest span of 50 ft (15.2 m) and a deck 28 ft wide.

Who owns E1670 over Clear Boggy Creek?

It is owned by the County Highway Agency.