US Bridges

IRR N2760 Burtsch over Lake Burtschi

Good

Grady County, Oklahoma · 2.4N US277 & 7W US81 · Structure no. 323200000000000

Built
2020
5 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete
Length
42 ft
1 main span
Daily traffic
558
2022 count
Owner
County
County Highway Agency

About this bridge

IRR N2760 Burtsch over Lake Burtschi is a concrete slab carrying IRR N2760 Burtsch over Lake Burtschi in Grady County, Oklahoma. It was built in 2020, so it is 5 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 558 vehicles a day, roughly 15% of them trucks, projected to reach 880 by 2042. The structure is 42 ft (12.8 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIRR N2760 Burtsch
CrossesLake Burtschi
Location2.4N US277 & 7W US81
RouteCounty Highway N2760
Coordinates34.96958, -98.07531
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span42 ft (12.8 m)
Deck width44 ft (13.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic558 (2022)
Projected traffic880 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IRR N2760 Burtsch over Lake Burtschi built?

It was built in 2020, making it 5 years old in 2025.

What condition is IRR N2760 Burtsch over Lake Burtschi 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 October 2024.

How much traffic does IRR N2760 Burtsch over Lake Burtschi carry?

About 558 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is IRR N2760 Burtsch over Lake Burtschi?

The structure is 42 ft (12.8 m) long with a longest span of 42 ft (12.8 m) and a deck 44 ft wide.

Who owns IRR N2760 Burtsch over Lake Burtschi?

It is owned by the County Highway Agency.