US Bridges

E1720 over Stage Sand Creek

Good

Stephens County, Oklahoma · 3.7W 2.2N of JCT US81/SH7 · Structure no. 279350000000000

Built
2006
19 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
105 ft
1 main span
Daily traffic
75
2022 count
Owner
County
County Highway Agency

About this bridge

E1720 over Stage Sand Creek is a prestressed concrete stringer/multi-beam or girder carrying E1720 over Stage Sand Creek in Stephens County, Oklahoma. It was built in 2006, so it is 19 years old, younger 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 75 vehicles a day, roughly 10% of them trucks, projected to reach 120 by 2042. The structure is 105 ft (32 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesE1720
CrossesStage Sand Creek
Location3.7W 2.2N of JCT US81/SH7
RouteCounty Highway E1720
Coordinates34.5216, -98.03175
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating40.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length105 ft (32 m)
Longest span105 ft (32 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2022)
Projected traffic120 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$623,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E1720 over Stage Sand Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is E1720 over Stage Sand Creek 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 June 2024.

How much traffic does E1720 over Stage Sand Creek carry?

About 75 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is E1720 over Stage Sand Creek?

The structure is 105 ft (32 m) long with a longest span of 105 ft (32 m) and a deck 29 ft wide.

Who owns E1720 over Stage Sand Creek?

It is owned by the County Highway Agency.