US Bridges

N3410 over Little Canadian Sandy CR

Good

Garvin County, Oklahoma · 1.8 E 6. S of Stratford · Structure no. 256380000000000

Built
2001
24 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
102 ft
1 main span
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

N3410 over Little Canadian Sandy CR is a prestressed concrete stringer/multi-beam or girder carrying N3410 over Little Canadian Sandy CR in Garvin County, Oklahoma. It was built in 2001, so it is 24 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 80 by 2042. The structure is 102 ft (31.2 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesN3410
CrossesLittle Canadian Sandy CR
Location1.8 E 6. S of Stratford
RouteCounty Highway N3410
Coordinates34.70833, -96.93252
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 inspectionMay 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating47.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length102 ft (31.2 m)
Longest span100 ft (30.5 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.1 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 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$510,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N3410 over Little Canadian Sandy CR built?

It was built in 2001, making it 24 years old in 2025.

What condition is N3410 over Little Canadian Sandy CR 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 May 2024.

How much traffic does N3410 over Little Canadian Sandy CR carry?

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

How long is N3410 over Little Canadian Sandy CR?

The structure is 102 ft (31.2 m) long with a longest span of 100 ft (30.5 m) and a deck 29 ft wide.

Who owns N3410 over Little Canadian Sandy CR?

It is owned by the County Highway Agency.