US Bridges

SR1945 over Toisnot Swamp

Good

Nash County, North Carolina · 0.2 Mi. N. of SR1944 · Structure no. 000000001270069

Built
2010
15 years old
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
168 ft
3 main spans
Daily traffic
850
2021 count
Owner
State
State Highway Agency

About this bridge

SR1945 over Toisnot Swamp is a prestressed concrete slab carrying SR1945 over Toisnot Swamp in Nash County, North Carolina. It was built in 2010, so it is 15 years old, younger than the North Carolina average of 38.7 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 850 vehicles a day, roughly 6% of them trucks, projected to reach 1,700 by 2040. The structure is 168 ft (51.2 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR1945
CrossesToisnot Swamp
Location0.2 Mi. N. of SR1944
RouteState Highway 1945
Coordinates35.81847, -78.03136
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating66.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 25 or greater
Structure length168 ft (51.2 m)
Longest span54 ft (16.4 m)
Deck width33 ft (10 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (2021)
Projected traffic1,700 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR1945 over Toisnot Swamp built?

It was built in 2010, making it 15 years old in 2025.

What condition is SR1945 over Toisnot Swamp 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 July 2024.

How much traffic does SR1945 over Toisnot Swamp carry?

About 850 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is SR1945 over Toisnot Swamp?

The structure is 168 ft (51.2 m) long with a longest span of 54 ft (16.4 m) and a deck 33 ft wide.

Who owns SR1945 over Toisnot Swamp?

It is owned by the State Highway Agency.