US Bridges

SR1301 over Bear Swamp

FairPosted for load

Duplin County, North Carolina · 0.9 MI E.Jct US117 · Structure no. 000000000610083

Built
1950
75 years old, rebuilt 1969
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
36 ft
2 main spans
Daily traffic
750
2022 count
Owner
State
State Highway Agency

About this bridge

SR1301 over Bear Swamp is a wood or timber stringer/multi-beam or girder carrying SR1301 over Bear Swamp in Duplin County, North Carolina. It was built in 1950 and reconstructed in 1969, so it is 75 years old, older than the North Carolina average of 38.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 750 vehicles a day, roughly 6% of them trucks, projected to reach 1,500 by 2040. The structure is 36 ft (10.9 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesSR1301
CrossesBear Swamp
Location0.9 MI E.Jct US117
RouteState Highway 1301
CountyDuplin County
StateNorth Carolina
Coordinates35.06027, -78.10007
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32 US tons
Inventory rating21.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length36 ft (10.9 m)
Longest span17 ft (5.1 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2022)
Projected traffic1,500 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1301 over Bear Swamp built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1969.

What condition is SR1301 over Bear Swamp 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 November 2023.

How much traffic does SR1301 over Bear Swamp carry?

About 750 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1301 over Bear Swamp?

The structure is 36 ft (10.9 m) long with a longest span of 17 ft (5.1 m) and a deck 25 ft wide.

Who owns SR1301 over Bear Swamp?

It is owned by the State Highway Agency.